{"title":"CHINT NB1-63H 1P 10kA D Curve Miniature Circuit Breaker (MCB)","description":"","products":[{"product_id":"chint-mcb-nb1-63h-3p-10a-10ka-d-curve","title":"CHINT MCB NB1-63H 3P 10A 10kA D-CURVE","description":"\u003cp\u003eThe CHINT NB1-63H 3P 10A 10kA D-Curve Miniature Circuit Breaker is designed for three-phase systems with high inrush current loads. It provides strong protection against overloads and short circuits, making it ideal for motors, transformers, and inductive industrial equipment. \u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eCHINT NB1-63H Miniature Circuit Breaker (MCB)\u003c\/strong\u003e provides dependable protection against overload and short-circuit faults in AC circuits up to 415 V. Engineered for residential, commercial, and industrial applications, it features a 10 kA breaking capacity, thermomagnetic trip, and multiple tripping curves for versatile use. With a compact modular design, IP20 protection, and compliance with IEC\/EN 60898-1 standards, the NB1-63H ensures safe, efficient, and durable circuit control in modern power distribution systems.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTechnical Specification: \u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: IEC\/EN 60898-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Voltage (Ue)\u003c\/strong\u003e: AC 415 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui)\u003c\/strong\u003e: 500 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In)\u003c\/strong\u003e: 10 A, 3P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Short-Circuit Breaking Capacity (Icu)\u003c\/strong\u003e: 10,000 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Characteristics\u003c\/strong\u003e: Type D (10–14 In) protection for circuits which supply loads with high inrush current at the circuit closing (LV\/LV transformers, breakdown lamps).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/strong\u003e: 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Cable \/ U-type busbar \/ Pin-type busbar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Capacity\u003c\/strong\u003e: Up to 25 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN-rail EN 60715 (35 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Top or bottom feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Accessories\u003c\/strong\u003e: \u003cstrong\u003e\u003ca href=\"https:\/\/e-p-s.com.au\/collections\/mcb-accessories\" target=\"_blank\" title=\"MCB Accessories\"\u003eClick here\u003c\/a\u003e\u003c\/strong\u003e - Auxiliary contact, shunt release, under-voltage release, alarm contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (mm)\u003c\/strong\u003e: Height: 82, Depth: 75.5, Width: 54 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/CHINT_NB1-63H_MCB_10kA.pdf?v=1744099591\" rel=\"noopener\" target=\"_blank\" title=\"MCB 1P 10KA B-CURVE\"\u003e\u003cstrong\u003eDownload Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"CHINT","offers":[{"title":"EA","offer_id":45592264179861,"sku":"NB163H-3PD10","price":86.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/NB163H-3PD10.png?v=1737093577"},{"product_id":"chint-mcb-nb1-63h-3p-16a-10ka-d-curve","title":"CHINT MCB NB1-63H 3P 16A 10kA D-CURVE","description":"\u003cp\u003eThe CHINT NB1-63H 3P 16A 10kA D-Curve Miniature Circuit Breaker is designed for three-phase systems with high inrush current loads. It provides strong protection against overloads and short circuits, making it ideal for motors, pumps, compressors, transformers, and industrial machinery.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eCHINT NB1-63H Miniature Circuit Breaker (MCB)\u003c\/strong\u003e provides dependable protection against overload and short-circuit faults in AC circuits up to 415 V. Engineered for residential, commercial, and industrial applications, it features a 10 kA breaking capacity, thermomagnetic trip, and multiple tripping curves for versatile use. With a compact modular design, IP20 protection, and compliance with IEC\/EN 60898-1 standards, the NB1-63H ensures safe, efficient, and durable circuit control in modern power distribution systems.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTechnical Specification: \u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: IEC\/EN 60898-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Voltage (Ue)\u003c\/strong\u003e: AC 415 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui)\u003c\/strong\u003e: 500 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In)\u003c\/strong\u003e: 16 A, 3P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Short-Circuit Breaking Capacity (Icu)\u003c\/strong\u003e: 10,000 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Characteristics\u003c\/strong\u003e: Type D (10–14 In) protection for circuits which supply loads with high inrush current at the circuit closing (LV\/LV transformers, breakdown lamps).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/strong\u003e: 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Cable \/ U-type busbar \/ Pin-type busbar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Capacity\u003c\/strong\u003e: Up to 25 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN-rail EN 60715 (35 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Top or bottom feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Accessories\u003c\/strong\u003e: \u003cstrong\u003e\u003ca href=\"https:\/\/e-p-s.com.au\/collections\/mcb-accessories\" target=\"_blank\" title=\"MCB Accessories\"\u003eClick here\u003c\/a\u003e\u003c\/strong\u003e - Auxiliary contact, shunt release, under-voltage release, alarm contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (mm)\u003c\/strong\u003e: Height: 82, Depth: 75.5, Width: 54 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/CHINT_NB1-63H_MCB_10kA.pdf?v=1744099591\" rel=\"noopener\" target=\"_blank\" title=\"MCB 1P 10KA B-CURVE\"\u003e\u003cstrong\u003eDownload Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"CHINT","offers":[{"title":"EA","offer_id":45592264245397,"sku":"NB163H-3PD16","price":86.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/NB163H-3PD16.png?v=1737093581"},{"product_id":"chint-mcb-nb1-63h-3p-20a-10ka-d-curve","title":"CHINT MCB NB1-63H 3P 20A 10kA D-CURVE","description":"\u003cp\u003eThe CHINT NB1-63H 3P 20A 10kA D-Curve Miniature Circuit Breaker is designed for industrial applications where equipment produces high starting (inrush) current. It provides strong protection against overloads and short circuits, making it ideal for motors, pumps, compressors, transformers, and other inductive loads in three-phase systems.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eCHINT NB1-63H Miniature Circuit Breaker (MCB)\u003c\/strong\u003e provides dependable protection against overload and short-circuit faults in AC circuits up to 415 V. Engineered for residential, commercial, and industrial applications, it features a 10 kA breaking capacity, thermomagnetic trip, and multiple tripping curves for versatile use. With a compact modular design, IP20 protection, and compliance with IEC\/EN 60898-1 standards, the NB1-63H ensures safe, efficient, and durable circuit control in modern power distribution systems.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTechnical Specification: \u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: IEC\/EN 60898-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Voltage (Ue)\u003c\/strong\u003e: AC 415 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui)\u003c\/strong\u003e: 500 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In)\u003c\/strong\u003e: 20 A, 3P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Short-Circuit Breaking Capacity (Icu)\u003c\/strong\u003e: 10,000 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Characteristics\u003c\/strong\u003e: Type D (10–14 In) protection for circuits which supply loads with high inrush current at the circuit closing (LV\/LV transformers, breakdown lamps).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/strong\u003e: 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Cable \/ U-type busbar \/ Pin-type busbar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Capacity\u003c\/strong\u003e: Up to 25 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN-rail EN 60715 (35 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Top or bottom feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Accessories\u003c\/strong\u003e: \u003cstrong\u003e\u003ca href=\"https:\/\/e-p-s.com.au\/collections\/mcb-accessories\" target=\"_blank\" title=\"MCB Accessories\"\u003eClick here\u003c\/a\u003e\u003c\/strong\u003e - Auxiliary contact, shunt release, under-voltage release, alarm contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (mm)\u003c\/strong\u003e: Height: 82, Depth: 75.5, Width: 54 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/CHINT_NB1-63H_MCB_10kA.pdf?v=1744099591\" rel=\"noopener\" target=\"_blank\" title=\"MCB 1P 10KA B-CURVE\"\u003e\u003cstrong\u003eDownload Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"CHINT","offers":[{"title":"EA","offer_id":45592264310933,"sku":"NB163H-3PD20","price":86.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/NB163H-3PD20_c1dec226-9f60-48ba-addb-c630145fac09.png?v=1737093586"},{"product_id":"chint-mcb-nb1-63h-3p-25a-10ka-d-curve","title":"CHINT MCB NB1-63H 3P 25A 10kA D-CURVE","description":"\u003cp\u003eThe CHINT NB1-63H 3P 25A 10kA D-Curve Miniature Circuit Breaker is designed for industrial and commercial applications where high inrush currents are present. It provides dependable protection against overloads and short circuits, making it ideal for motors, pumps, compressors, transformers, and other inductive loads in three-phase systems.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eCHINT NB1-63H Miniature Circuit Breaker (MCB)\u003c\/strong\u003e provides dependable protection against overload and short-circuit faults in AC circuits up to 415 V. Engineered for residential, commercial, and industrial applications, it features a 10 kA breaking capacity, thermomagnetic trip, and multiple tripping curves for versatile use. With a compact modular design, IP20 protection, and compliance with IEC\/EN 60898-1 standards, the NB1-63H ensures safe, efficient, and durable circuit control in modern power distribution systems.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTechnical Specification: \u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: IEC\/EN 60898-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Voltage (Ue)\u003c\/strong\u003e: AC 415 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui)\u003c\/strong\u003e: 500 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In)\u003c\/strong\u003e: 25 A, 3P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Short-Circuit Breaking Capacity (Icu)\u003c\/strong\u003e: 10,000 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Characteristics\u003c\/strong\u003e: Type D (10–14 In) protection for circuits which supply loads with high inrush current at the circuit closing (LV\/LV transformers, breakdown lamps).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/strong\u003e: 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Cable \/ U-type busbar \/ Pin-type busbar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Capacity\u003c\/strong\u003e: Up to 25 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN-rail EN 60715 (35 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Top or bottom feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Accessories\u003c\/strong\u003e: \u003cstrong\u003e\u003ca href=\"https:\/\/e-p-s.com.au\/collections\/mcb-accessories\" target=\"_blank\" title=\"MCB Accessories\"\u003eClick here\u003c\/a\u003e\u003c\/strong\u003e - Auxiliary contact, shunt release, under-voltage release, alarm contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (mm)\u003c\/strong\u003e: Height: 82, Depth: 75.5, Width: 54 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/CHINT_NB1-63H_MCB_10kA.pdf?v=1744099591\" rel=\"noopener\" target=\"_blank\" title=\"MCB 1P 10KA B-CURVE\"\u003e\u003cstrong\u003eDownload Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"CHINT","offers":[{"title":"EA","offer_id":45592264343701,"sku":"NB163H-3PD25","price":86.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/NB163H-3PD25_60f02940-7ee9-4e07-b071-93fec94809f1.png?v=1737093591"},{"product_id":"chint-mcb-nb1-63h-3p-32a-10ka-d-curve","title":"CHINT MCB NB1-63H 3P 32A 10kA D-CURVE","description":"\u003cp\u003eThe CHINT NB1-63H 3P 32A 10kA D-Curve Miniature Circuit Breaker is designed for industrial and commercial applications where equipment produces high starting (inrush) currents. It provides strong protection against overloads and short circuits, making it ideal for motors, pumps, compressors, transformers, and other inductive loads in three-phase systems.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eCHINT NB1-63H Miniature Circuit Breaker (MCB)\u003c\/strong\u003e provides dependable protection against overload and short-circuit faults in AC circuits up to 415 V. Engineered for residential, commercial, and industrial applications, it features a 10 kA breaking capacity, thermomagnetic trip, and multiple tripping curves for versatile use. With a compact modular design, IP20 protection, and compliance with IEC\/EN 60898-1 standards, the NB1-63H ensures safe, efficient, and durable circuit control in modern power distribution systems.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTechnical Specification: \u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: IEC\/EN 60898-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Voltage (Ue)\u003c\/strong\u003e: AC 415 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui)\u003c\/strong\u003e: 500 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In)\u003c\/strong\u003e: 32 A, 3P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Short-Circuit Breaking Capacity (Icu)\u003c\/strong\u003e: 10,000 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Characteristics\u003c\/strong\u003e: Type D (10–14 In) protection for circuits which supply loads with high inrush current at the circuit closing (LV\/LV transformers, breakdown lamps).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/strong\u003e: 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Cable \/ U-type busbar \/ Pin-type busbar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Capacity\u003c\/strong\u003e: Up to 25 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN-rail EN 60715 (35 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Top or bottom feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Accessories\u003c\/strong\u003e: \u003cstrong\u003e\u003ca href=\"https:\/\/e-p-s.com.au\/collections\/mcb-accessories\" target=\"_blank\" title=\"MCB Accessories\"\u003eClick here\u003c\/a\u003e\u003c\/strong\u003e - Auxiliary contact, shunt release, under-voltage release, alarm contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (mm)\u003c\/strong\u003e: Height: 82, Depth: 75.5, Width: 54 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/CHINT_NB1-63H_MCB_10kA.pdf?v=1744099591\" rel=\"noopener\" target=\"_blank\" title=\"MCB 1P 10KA B-CURVE\"\u003e\u003cstrong\u003eDownload Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"CHINT","offers":[{"title":"EA","offer_id":45592264900757,"sku":"NB163H-3PD32","price":86.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/NB163H-3PD32_6d621f77-1647-4df3-9208-4a917090727e.png?v=1737093596"},{"product_id":"chint-mcb-nb1-63h-3p-40a-10ka-d-curve","title":"CHINT MCB NB1-63H 3P 40A 10kA D-CURVE","description":"\u003cp\u003eThe CHINT NB1-63H 3P 40A 10kA D-Curve Miniature Circuit Breaker is designed for demanding industrial applications where high starting (inrush) currents are present. It provides dependable protection against overloads and short circuits, making it ideal for motors, compressors, transformers, and heavy-duty machinery in three-phase electrical systems.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eCHINT NB1-63H Miniature Circuit Breaker (MCB)\u003c\/strong\u003e provides dependable protection against overload and short-circuit faults in AC circuits up to 415 V. Engineered for residential, commercial, and industrial applications, it features a 10 kA breaking capacity, thermomagnetic trip, and multiple tripping curves for versatile use. With a compact modular design, IP20 protection, and compliance with IEC\/EN 60898-1 standards, the NB1-63H ensures safe, efficient, and durable circuit control in modern power distribution systems.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTechnical Specification: \u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: IEC\/EN 60898-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Voltage (Ue)\u003c\/strong\u003e: AC 415 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui)\u003c\/strong\u003e: 500 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In)\u003c\/strong\u003e: 40 A, 3P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Short-Circuit Breaking Capacity (Icu)\u003c\/strong\u003e: 10,000 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Characteristics\u003c\/strong\u003e: Type D (10–14 In) protection for circuits which supply loads with high inrush current at the circuit closing (LV\/LV transformers, breakdown lamps).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/strong\u003e: 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Cable \/ U-type busbar \/ Pin-type busbar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Capacity\u003c\/strong\u003e: Up to 25 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN-rail EN 60715 (35 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Top or bottom feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Accessories\u003c\/strong\u003e: \u003cstrong\u003e\u003ca href=\"https:\/\/e-p-s.com.au\/collections\/mcb-accessories\" target=\"_blank\" title=\"MCB Accessories\"\u003eClick here\u003c\/a\u003e\u003c\/strong\u003e - Auxiliary contact, shunt release, under-voltage release, alarm contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (mm)\u003c\/strong\u003e: Height: 82, Depth: 75.5, Width: 54 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/CHINT_NB1-63H_MCB_10kA.pdf?v=1744099591\" rel=\"noopener\" target=\"_blank\" title=\"MCB 1P 10KA B-CURVE\"\u003e\u003cstrong\u003eDownload Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"CHINT","offers":[{"title":"EA","offer_id":45592264933525,"sku":"NB163H-3PD40","price":86.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/NB163H-3PD40_cb33e3be-5f97-42d3-8007-3f6edb30872b.png?v=1737093601"},{"product_id":"chint-mcb-nb1-63h-3p-50a-10ka-d-curve","title":"CHINT MCB NB1-63H 3P 50A 10kA D-CURVE","description":"\u003cp\u003eThe CHINT NB1-63H 3P 50A 10kA D-Curve Miniature Circuit Breaker is designed for demanding industrial applications where high inrush current is present. It provides strong protection against overloads and short circuits, making it ideal for motors, transformers, compressors, and heavy machinery in three-phase systems.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eCHINT NB1-63H Miniature Circuit Breaker (MCB)\u003c\/strong\u003e provides dependable protection against overload and short-circuit faults in AC circuits up to 415 V. Engineered for residential, commercial, and industrial applications, it features a 10 kA breaking capacity, thermomagnetic trip, and multiple tripping curves for versatile use. With a compact modular design, IP20 protection, and compliance with IEC\/EN 60898-1 standards, the NB1-63H ensures safe, efficient, and durable circuit control in modern power distribution systems.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTechnical Specification: \u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: IEC\/EN 60898-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Voltage (Ue)\u003c\/strong\u003e: AC 415 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui)\u003c\/strong\u003e: 500 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In)\u003c\/strong\u003e: 50 A, 3P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Short-Circuit Breaking Capacity (Icu)\u003c\/strong\u003e: 10,000 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Characteristics\u003c\/strong\u003e: Type D (10–14 In) protection for circuits which supply loads with high inrush current at the circuit closing (LV\/LV transformers, breakdown lamps).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/strong\u003e: 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Cable \/ U-type busbar \/ Pin-type busbar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Capacity\u003c\/strong\u003e: Up to 25 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN-rail EN 60715 (35 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Top or bottom feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Accessories\u003c\/strong\u003e: \u003cstrong\u003e\u003ca href=\"https:\/\/e-p-s.com.au\/collections\/mcb-accessories\" target=\"_blank\" title=\"MCB Accessories\"\u003eClick here\u003c\/a\u003e\u003c\/strong\u003e - Auxiliary contact, shunt release, under-voltage release, alarm contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (mm)\u003c\/strong\u003e: Height: 82, Depth: 75.5, Width: 54 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/CHINT_NB1-63H_MCB_10kA.pdf?v=1744099591\" rel=\"noopener\" target=\"_blank\" title=\"MCB 1P 10KA B-CURVE\"\u003e\u003cstrong\u003eDownload Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"CHINT","offers":[{"title":"EA","offer_id":45592264966293,"sku":"NB163H-3PD50","price":86.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/NB163H-3PD50_a6a26ef1-1d68-4551-ad30-cfdbc749baf9.png?v=1737093606"},{"product_id":"chint-mcb-nb1-63h-3p-63a-10ka-d-curve","title":"CHINT MCB NB1-63H 3P 63A 10kA D-CURVE","description":"\u003cp\u003eThe CHINT NB1-63H 3P 63A 10kA D-Curve Miniature Circuit Breaker is designed for maximum-load three-phase systems with very high inrush currents. It provides strong protection against overloads and short circuits, making it ideal for industrial motors, transformers, and heavy-duty electrical installations.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eCHINT NB1-63H Miniature Circuit Breaker (MCB)\u003c\/strong\u003e provides dependable protection against overload and short-circuit faults in AC circuits up to 415 V. Engineered for residential, commercial, and industrial applications, it features a 10 kA breaking capacity, thermomagnetic trip, and multiple tripping curves for versatile use. With a compact modular design, IP20 protection, and compliance with IEC\/EN 60898-1 standards, the NB1-63H ensures safe, efficient, and durable circuit control in modern power distribution systems.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eTechnical Specification: \u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: IEC\/EN 60898-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Voltage (Ue)\u003c\/strong\u003e: AC 415 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui)\u003c\/strong\u003e: 500 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In)\u003c\/strong\u003e: 63 A, 3P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Short-Circuit Breaking Capacity (Icu)\u003c\/strong\u003e: 10,000 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Characteristics\u003c\/strong\u003e: Type D (10–14 In) protection for circuits which supply loads with high inrush current at the circuit closing (LV\/LV transformers, breakdown lamps).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Frequency\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/strong\u003e: 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Cable \/ U-type busbar \/ Pin-type busbar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Capacity\u003c\/strong\u003e: Up to 25 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN-rail EN 60715 (35 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: Top or bottom feed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Accessories\u003c\/strong\u003e: \u003cstrong\u003e\u003ca href=\"https:\/\/e-p-s.com.au\/collections\/mcb-accessories\" target=\"_blank\" title=\"MCB Accessories\"\u003eClick here\u003c\/a\u003e\u003c\/strong\u003e - Auxiliary contact, shunt release, under-voltage release, alarm contact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (mm)\u003c\/strong\u003e: Height: 82, Depth: 75.5, Width: 54 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/CHINT_NB1-63H_MCB_10kA.pdf?v=1744099591\" rel=\"noopener\" target=\"_blank\" title=\"MCB 1P 10KA B-CURVE\"\u003e\u003cstrong\u003eDownload Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"CHINT","offers":[{"title":"EA","offer_id":45592264999061,"sku":"NB163H-3PD63","price":86.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/6370\/5749\/files\/NB163H-3PD63_8fdb8985-8c93-4c14-8a3b-3a7f9fbd99e8.png?v=1737093611"}],"url":"https:\/\/e-p-s.com.au\/collections\/chint-mcb-nb1-63h-3p-10ka-with-tripping-curve-of-d-curve-d-curve10-14in-protection-for-circuits-which-supply-loads-with-high-inrush-current-at-the-circuit-closing-lv-lv-transformers-breakdown-lamps.oembed?page=2","provider":"EPS","version":"1.0","type":"link"}