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P1 Panelboards • Quick reference for selection and application

Application

Type P1 Panelboards

Table P1-7 – Subfeed Breakers

Breaker

Type

Number

of Poles

Max. Interrupting Rating (kA)

Available Trip Values

240V 480Y/277V

QJ2 2, 3 10 – 60, 70, 80, 90, 100, 110, 125, 150, 175, 200, 225

QJH2 2, 3 22 – 60, 70, 80, 90, 100, 110, 125, 150, 175, 200, 225

QJ2H 2, 3 42 – 60, 70, 80, 90, 100, 110, 125, 150, 175, 200, 225

HQJ2 2, 3 100 – 60, 70, 80, 90, 100, 110, 125, 150, 175, 200, 225

ED4 2, 3 65 18 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 70, 80, 90, 100, 110, 125

HED4 2, 3 100 42 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 70, 80, 90, 100, 110, 125

FXD6 2, 3 65 35 70, 80, 90, 100, 110, 125, 150, 175, 200, 225, 250

FD6 2, 3 65 35 70, 80, 90, 100, 110, 125, 150, 175, 200, 225, 250

HFD6 2, 3 100 65 70, 80, 90, 100, 110, 125, 150, 175, 200, 225, 250

HFXD6 2, 3 100 65 70, 80, 90, 100, 110, 125, 150, 175, 200, 225, 250

Table P1-8 – Breaker Mounting Kit

Main or Subfeed Strap Kit w/o Breaker

Amp

Rating

Breaker

Frames Service

Original P1

Catalog

Number

Revised P1

Catalog

Number

100A BQD

3 Phase MBKBC3

Use Back-fed

Main Label

Kit # MBKBFA

(includes Neutral

Lug, “MAIN” label

and instructions)

100A

BL, BLH, HBL

1 Phase MBKBL1

3 Phase MBKBL3

125A

NGB, HGB, LGB

1 Phase MBKNB1

3 Phase MBKNB3

125

ED4, ED6, HED4, HED6

1 Phase MBKED1 MBKED1A

3 Phase MBKED3 MBKED3A

225

QJ2, QJH2, QJ2-H

1 Phase MBKQJ1 MBKQJ1A

3 Phase MBKQJ3 MBKQJ3A

250

FXD6, FD6, HFD, HFXD6

1 Phase MBKFD1 MBKFD1A

3 Phase MBKFD3 MBKFD3A

400

JXD6, JD6

1 Phase MBKJD1 MBKJD1A

HJD6, HJXD6

3 Phase MBKJD3 MBKJD3A

400 amp kit is for main—only, not allowed for subfeed breaker.

Back-fed main occupies branch space.

Table P1-9 – Lug Kits (Main or Feed-Thru)

Amp

Rating Matl.

Wire Range

(includes Neutral) Service

Original

Catalog

Number

Revised P1

Catalog

Number

250

(1) #6 AWG-

350 kcmil (CU or AL)

1 Phase MLKA1 MLKA1A

3 Phase MLKA3 MLKA3A

(1) #6 AWG-

350 kcmil (CU or AL)

1 Phase MLKC1 MLKC1A

3 Phase MLKC3 MLKC3A

400

(2) 1/0 - 250 kcmil

or (1) #2 AWG-600 kcmil

1 Phase 4MLKA1 4MLKA1A

3 Phase 4MLKA3 4MLKA3A

(2) 1/0 - 4/0

or (1) 1/0 - 600 kcmil

1 Phase 4MLKC1 4MLKC1A

3 Phase 4MLKC3 4MLKC3A

400 AL

AL 1/0-750 kcmil

(max. 600 kcmil CU wire)

1 Phase – 4MLKA1B

3 Phase – 4MLKA3B

Table P1-10 – Copper Neutral Lug Kits – 250A

No. of

Circuits Description

Original P1

Catalog

Number

Revised P1

Catalog

Number

2 or 4 Branch Neutral Strips,

1 Main Neutral Lug, Hardware

CNLK18 Use 30 ckt kit

30 CNLK30 CNLK30A

42 CNLK42 CNLK42A

54, 66 – CNLK54A

Table P1-10A – 2/0 Neutral Lug Kits – 250A and 400A

No. of

Circuits Description

Original P1

Catalog

Number

Revised P1

Catalog

Number

2 or 4 Branch Neutral Strips,

Hardware

– Use 30 ckt kit

30 – LNLK30A

42 – LNLK42A

54, 66 – LNLK54A

Table P1-11 – 200% Neutral Lug Kits – 250A

No. of

Circuits Description

Original P1

Catalog

Number

Revised P1

Catalog

Number

2 or 4 Branch Neutral Strips,

2 Main Neutral Lugs, Hardware

2NLK18 Use 30 ckt kit

30 2NLK30 2NLK30A

42 2NLK42 2NLK42A

54, 66 – 2NLK54A

Table P1-12 – 200% Neutral Lug Kits – 400A

No. of

Circuits Description

Original P1

Catalog

Number

Revised P1

Catalog

Number

2 or 4 Branch Neutral Strips, 1 Main

600 kcmil Neutral Lug, Hardware

42NLK18 N/A

30 42NLK30 42NLK30A

42 42NLK42 42NLK42A

54, 66 – 42NLK54A

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 31 32

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Siemens P1 Manual de usuario Pagina 13

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