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HOME ⊙ Siemens ⊙ SIEMIENS MCCB Series Short Circuit Rating Guide
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SIEMIENS MCCB Series Short Circuit Rating Guide

来源: | 作者:FAN | 发布时间 :2025-11-24 | 5 次浏览: | Share:

65000 models: HQP/HBQ/HBL, ED4/ED6, HNG/HNXD6, HPD6/HPXD6, etc

Maximum current: 70 A (1P)、125A (2P)、100A (3P)、150A (2P)、200A (2P)、225A (2/3P)、250A (2/3P)、400A (2/3P)、600A (2/3P)、800A (2/3P)、1200A (3P)、1600A (3P)、2000A (3P)

Polarity: 1P/2P/3P

Voltage: 120/240V, 240V Model: QP/BQ/BL、QPH/BQH/BLH、QT、QPF/BQF/BLF、QE/BE/BLE、QAF/BAF、ED2、JXD2/JD6  wait

Polarity: 1P/2P/3P

Current range: 15-20A, 15-30A, 15-50A, 15-60A, 15-70A, 15-100A, 15-125A, 100-250A, 200-400A

Voltage: 120V, 240V, 120/240V for medium-sized commercial buildings (such as shopping malls and hotels) and medium-sized industrial plants (such as light industry production lines and assembly workshops)

100000 models: CED6, HED4/HED6, HDGA/HDGB, LFGA/LFGB, etc

Maximum current: 125 A (2/3P)、150A (2/3P)、250A (2/3P)、400A (2/3P)、600A (2/3P)、800A (2/3P)、1200A (2/3P)、1600A (3P)

Polarity: 2P/3P

Voltage: 120/240V, 240V Model: QP/BQ/BL、QPH/BQH/BLH、QT、QPF/BQF/BLF、QE/BE/BLE、QAF/BAF、ED2/ED4/ED6、NJGA/NJJA  wait

Polarity: 1P/2P/3P

Current range: 15-20 A、15-30A、15-50A、15-60A、15-70A、15-100A、15-125A、50-150A、70-250A、200-400A、400-600A

Voltage: 120V, 240V, 120/240V for large commercial buildings (such as complexes and office buildings) and heavy industrial equipment (such as large compressors and fans)

200000 models: LPG, CPD6, HRD6/HRXD6, etc

Maximum current: 1600A (3P), 2000A (3P)

Polar number: 3P

Voltage: 240V Model: PD6/PXD6, HPD6/HPXD6, NJGA/NJJA, NLGA/NLGB, LD6/LXD6, etc

Polar number: 3P

Current range: 70-250A, 200-400A, 400-600A, 800-1200A, 1200-1600A, 1600-2000A

Voltage: 240V for main power distribution in large industrial plants, high-voltage motor control circuits, and critical infrastructure such as data centers and hospitals

3.1.2 Series combination of fuses (pages 63-68)

The main equipment is J/R/T/L type fuses, paired with branch circuit breakers. The core solution is as follows:

Series rated value (A) Main fuse core information Branch circuit breaker core information Applicable scenarios

6000 model: L (1,2,3P)

Maximum current: 600A

Polarity: 1P/2P/3P

Voltage: 240V Model: QPH/BQH/BLH

Polar number: 3P

Current range: 15-100A

Voltage: 120/240V for small industrial equipment clusters and commercial building power circuits

65000 model: J/R (1,2,3P), T (1,2,3P)

Maximum current: 600A, 1200A

Polarity: 1P/2P/3P

Voltage: 240V Model: QPH/BQH/BLH, QN/QNH, QNR/QNRH

Polarity: 1P/2P/3P

Current range: 15-70A, 15-125A, 150-200A

Voltage: 120/240V, 240V for medium-sized industrial production lines and commercial building central air conditioning circuits

100000 models: T (300V), L (2,3P)

Maximum current: 200A, 6000A

Polarity: 1P/2P/3P

Voltage: 240V Model: QP/HQ/BL, QPF/BQF/BLF, QE/BE/BLE, QAF/BAF, ED2/ED4/ED6, etc

Polarity: 1P/2P/3P

Current range: 15-20A, 15-30A, 15-50A, 15-100A, 15-125A

Voltage: 120V, 240V, 120/240V Emergency Power Supply Circuit for Large Commercial Buildings, Protection of Industrial Key Equipment

3.2 480V level (core content: pages 69-95)

480V is the mainstream voltage level for industrial power distribution, mainly for three-phase equipment, with series rated values covering the medium to high range, suitable for various industrial scenarios.

3.2.1 Circuit Breaker Series Combination (Pages 69-92)

Series rated value (A) Main circuit breaker core information Branch circuit breaker core information Applicable scenarios

25000 model: NGB/HGB/LGB (2,3P)

Maximum current: 125A

Polarity: 2P/3P

Voltage: 277/480V Model: BQD/CQD

Polarity: 1P/2P/3P

Current range: 15-100A

Voltage: 277V, 277/480V Small industrial plants (such as electronics factories, light industry workshops), large equipment in commercial buildings (such as chillers)

30000 model: HED6 (2,3P)

Maximum current: 125A

Polarity: 2P/3P

Voltage: 480V Model: BQD/CQD

Polarity: 2P/3P

Current range: 15-70A

Voltage: 277/480V Industrial auxiliary equipment (such as water pumps, fans), commercial building power distribution

35000 models: JD6-A/JXD6-A (2,3P), HJD6-A/HJXD6-A (2,3P), HLD6-A/HLXD6-A (2,3P)

Maximum current: 400A, 600A

Polarity: 2P/3P

Voltage: 480V Model: NGB, HFD6/HFXD6, NJGA/NJJA

Polarity: 2P/3P

Current range: 15-125A, 70-250A, 200-400A

Voltage: 277/480V, 480V for medium-sized industrial production lines (such as mechanical processing, automotive parts manufacturing), large commercial buildings (such as shopping centers)

42000 model: HED4 (2,3P)

Maximum current: 125A

Polarity: 2P/3P

Voltage: 480V Model: ED4/ED6

Polarity: 2P/3P

Current range: 15-125A

Voltage: 480V industrial motor control circuit, emergency power supply system

50000 models: HFD6/HFXD6 (2,3P), MD6/MXD6 (2,3P), ND6/NXD6 (2,3P)

Maximum current: 250A, 800A, 1200A, 1600A, 2000A

Polarity: 2P/3P

Voltage: 480V Model: NGB/HGB, NJGA/NJJA, NLGA/NLGB, LD6/LXD6

Polarity: 2P/3P

Current range: 15-125A, 200-400A, 400-600A, 600-800A, 800-1200A

Voltage: 277/480V, 480V for large industrial plants (such as chemical and metallurgical industries) and heavy machinery (such as machine tools and cranes)

65000 models: HMG (2,3P), HMD6/HMXD6 (2,3P), HNG/HNXD6 (2,3P)

Maximum current: 800A, 1200A, 1600A

Polarity: 2P/3P

Voltage: 480V Model: NDGA/NDGB, NFGA/NFGB, FXD6/FD6, NJGA/NJJA

Polarity: 2P/3P

Current range: 50-150A, 70-250A, 200-400A, 400-600A

Voltage: 480V for heavy industrial production lines, high-voltage motor clusters, and critical industrial facilities (such as power plant auxiliary systems)

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