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Molded Case Circuit Breakers<br />

Series Connected Short Circuit Ratings<br />

Revised on 05/31/19<br />

General<br />

7<br />

MOLDED CASE<br />

CIRCUIT BREAKERS<br />

480V Breaker Series Ratings (continued)<br />

Series<br />

Rating<br />

kAIR<br />

100,000<br />

(cont.)<br />

Main Breaker<br />

Type<br />

HHJXD6,<br />

HHJD6,<br />

CJD6-A<br />

LJGA<br />

HHLD6,<br />

HHLXD6<br />

LLGA,<br />

LLGB<br />

CMD6<br />

LMG<br />

SCMD-A<br />

SCMD6-B<br />

SCND6-A<br />

SCND6-B<br />

LNG<br />

Max.<br />

Amperes<br />

400<br />

(2P, 3P)<br />

600<br />

(2P, 3P)<br />

800<br />

(3P)<br />

800<br />

(2P, 3P)<br />

Branch Breaker<br />

Number<br />

Type<br />

of Poles Voltage Amperes<br />

ED4, ED6, HED4,<br />

HED6<br />

1 277 15-100<br />

HFD6, HFXD6,<br />

FXD6-A, FD6-A<br />

2,3 480 70-250<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

2,3 480 50-150<br />

NFGA, NFGB,<br />

HFGA, HFGB<br />

2,3 480 70-250<br />

NJGA, HJGA 2,3 480 200-400<br />

1 277 15-125*<br />

NGB,HGB,LBG 2 277/480 15-125*<br />

3 277/480 15-125*<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

2,3 480 50-150<br />

NFGA, NFGB,<br />

HFGA, HFGB<br />

2,3 480 70-250<br />

HFD6, HFXD6 2,3 480 70-250<br />

ED4, ED6, HED4,<br />

HED6<br />

1 277 15-100<br />

HFD6, HFXD6,<br />

FXD6-A, FD6-A<br />

2,3 480 70-250<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

2,3 480 50-150<br />

NFGA, NFGB,<br />

HFGA, HFGB<br />

2,3 480 70-250<br />

NJGA, HJGA 2,3 480 200-400<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

2,3 480 50-150<br />

NFGA, NFGB,<br />

HFGA, HFGB<br />

2,3 480 70-250<br />

HFD6, HFXD6 2,3 480 70-250<br />

NJGA , HJGA 2,3 480 200-400<br />

FD6-A, FXD6-A<br />

HFD6-A, HFXD6-A<br />

2,3 480 70-250<br />

JD6-A, HJD6-A,<br />

JXD6-A, HJXD6-A<br />

2,3 480 200-400<br />

LD6-A, HLD6-A 2,3 480 200-600<br />

LXD6-A, HLXD6-A 2,3 480 450-600<br />

MD6, MXD6, HMD6,<br />

2,3<br />

HMXD6<br />

480 500-800<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

2,3 480 50-150<br />

NFGA, NFGB,<br />

HFGA, HFGB<br />

2,3 480 70-250<br />

NJGA, HJGA 2,3 480 200-400<br />

NLGA, HLGA,<br />

NLGB, HLGB<br />

2,3 480 400-600<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

2,3 480 50-150<br />

NFGA, NFGB,<br />

HFGA, HFGB<br />

2,3 480 70-250<br />

HFD6, HFXD6 2,3 480 70-250<br />

NJGA, HJGA 2,3 480 200-400<br />

NLGA, NLGB,<br />

HLGA, HLGB<br />

2,3 480 400-600<br />

MD6, MXD6, HMD6,<br />

2,3<br />

HMXD6<br />

480 500-800<br />

800 (3P) HFD6, HFXD6 2,3 480 70-250<br />

1200 (3P) HFD6, HFXD6 2,3 480 70-250<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

2,3 480 50-150<br />

NFGA, NFGB,<br />

HFGA, HFGB<br />

2,3 480 70-250<br />

HFD6, HFXD6 2,3 480 70-250<br />

1200 NJGA, HJGA 2,3 480 200-400<br />

(2P, 3P) NLGA, HLGA,<br />

NLGB, HLGB<br />

2,3 480 400-600<br />

MD6, MXD6, HMD6<br />

HMXD6<br />

2,3 480 400-800<br />

ND6, NXD6, HND6<br />

HNXD6<br />

2,3 480 600-1200<br />

480V Breaker Series Ratings (continued)<br />

Series<br />

Rating<br />

kAIR<br />

100,000<br />

(cont.)<br />

150,000<br />

200,000<br />

Main Breaker<br />

Type<br />

CND6<br />

CPD6<br />

LPG (2,3P)<br />

CJD6-A<br />

CLD6-A<br />

CED6<br />

CFD6<br />

Branch Breaker<br />

Max.<br />

Number<br />

Amperes Type<br />

of Poles Voltage Amperes<br />

FD6-A, FXD6-A 2,3 480 70-250<br />

HFD6-A, HFXD6-A 2,3 480 70-250<br />

JD6-A, HJD6-A<br />

JXD6-A, HJXD6-A<br />

2,3 480 200-400<br />

LD6-A, HLD6-A 2,3 480 200-600<br />

LXD6-A, HLXD6-A 2,3 480 450-600<br />

1200 (3P)<br />

MD6, MXD6<br />

HMD6, HMXD6<br />

2,3 480 500-800<br />

ND6, NXD6<br />

HND6, HNXD6<br />

2,3 480 500-1200<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

480 50-150<br />

NFGA, NFGB,<br />

HFGA, HFGB 2 - 3<br />

480 70-250<br />

NJGA, HJGA 480 200-400<br />

NLGA, HLGA,<br />

NLGB, HLGB<br />

480 400-600<br />

FD6-A, FXD6-A<br />

HFD6-A, HFXD6-A<br />

2,3 480 70-250<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

2,3 480 50-150<br />

1600 (3P) NFGA, NFGB,<br />

HFGA, HFGB<br />

2,3 480 70-250<br />

NJGA, HJGA 2,3 480 200-400<br />

NLGA, HLGA,<br />

NLGB, HLGB<br />

2,3 480 400-600<br />

NDGA, NDGB,<br />

HDGA, HDGB<br />

2,3 480 50-150<br />

NFGA, NFGB,<br />

HFGA, HFGB<br />

2,3 480 70-250<br />

HFD6, HFXD6 2,3 480 70-250<br />

NJGA, HJGA 2,3 480 200-400<br />

1600 NLGA, NLGB,<br />

(2P, 3P) HLGA, HLGB<br />

2,3 480 400-600<br />

MD6, MXD6, HMD6,<br />

2,3<br />

HMXD6<br />

480 500-800<br />

ND6, NXD6, HND6<br />

HNXD6<br />

2,3 480 500-1200<br />

PD6,PXD6, HPD6<br />

HPXD6<br />

2,3 480 1200-1600<br />

ED4 1 277 15-100<br />

400 HFD6, HFXD6 2,3 480 70-250<br />

(2P, 3P) JD6-A, HJD6-A,<br />

JXD6-A, HJXD6-A<br />

2,3 480 200-400<br />

ED4 1 277 15-100<br />

HFD6, HFXD6 2,3 480 70-250<br />

600 JD6-A, HJD6-A,<br />

(2P, 3P) JXD6-A, HJXD6-A<br />

2,3 480 200-400<br />

LD6-A, HLD6-A 2,3 480 200-600<br />

LXD6-A, HLXD6-A 2,3 480 450-600<br />

BQD, CQD<br />

1 277 15-100<br />

2,3 277/480 20-30<br />

ED4, HED4 1 277 15-100<br />

125 ED4, ED6, HED4,<br />

(2P, 3P) HED6<br />

2,3 480 15-125<br />

1 277 15-125<br />

NGB,HGB,LBG 2 277/480 15-125<br />

3 277/480 15-125<br />

BQD, CQD<br />

1 277 15-100<br />

2,3 277/480 20-30<br />

250<br />

(2P, 3P)<br />

ED4, ED6 2,3 277 15-50<br />

ED4, HED4 1 480 15-100<br />

HED4, HED6 2,3 480 15-125<br />

FD6-A, FXD6-A,<br />

HFD6, HFXD6<br />

2,3 480 70-250<br />

NGB,HGB,LBG<br />

1<br />

2<br />

3<br />

277<br />

277/480<br />

277/480<br />

15-125<br />

15-125<br />

15-125<br />

7-232<br />

Siemens Industry, Inc. SPEEDFAX Product Catalog

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