Marathon Special Products FPB33553 Data Sheet

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Product Data Sheet

FPB33553

Power Distribution Block
335 Amps, 600 Volts (AC/DC)

Wire Range:

Line side: (1) 400kcmil - #6 AWG
Load Side: (6) #2 - #14 AWG

Electrical Ratings:

• 335A copper wire, 270A aluminum wire (Based on NEC Table 310-16, 75°C columns)

• CE Rated Voltage (Ui): 1,000 V AC/DC per IEC 60947-7-1

• 600 Volts AC/DC (Service Equipment according to National Electrical Code, NFPA 70)

• Minimum enclosure size: 16 X 12 X 6

• Factory and Field Wiring

NOTE: Use outside these ratings must be judged in end-use application

Short Circuit Current Ratings (Copper wire only):

Su i tabl e Conduct ors Overcurre nt Protect ion F use Required

Class/Max Amp Rating(kcmil/AWG)

Line Load J T RK1 RK

40 0 - 3/0 2 - 8 4 00 40

2/0 - 6 2 - 14 20 0 20

Overcurrent Protection Circuit Breaker Required

Line Load SYM Amps Max

2/0 - 6 2 - 10 35,000 480

400 - 3 2 - 3 35,000 480
350 - 4 2 - 8 50,000 480

Mfr Type Max Amp
Square D 250JDL36250
Square D
Square D
Square D

Allen Bradley 14OU-K6 400
Allen Bradley 14OU-J6 250
Allen Bradley 14OU-J0 250

400 100 6
200 100 6

JGL36250

JJL36250
JLL36250

GCC

30 100,000 600
30 100,000 600

250
250
250

Mechanical Ratings:

• Insulator base temperature: -40°C/F to 125°C (257°F) UL RTI

• Maximum insulator base plate temperature: 130°C (266°F) UL RTI

• Flammability rating of insulator base: UL 94 V-0

SCCR, RMS Volts

SYM Amps Max

SCCR, RMS Volts

18,000 480

65,000 480
65,000 480

50,000 480

Materials:

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• Connector: High conductivity aluminum, tin plated

• Insulator base: Glass filled polycarbonate (thermoplastic)

• Insulator base plate: Phenolic laminate

• Terminal set screws: Steel, nickel plated and aluminum, tin plated

• Mounting screws: Steel, zinc plated
Agency Approvals:

• UL Listed, File No. QPQS.E309401

• Investigated to UL 1953

• UL 508A Feeder Circuit Terminal Spacing for up to 600 Volts

• CSA Certified, CSA C22.2 No. 158, File No LR 19766

• 600V Rating for Class 6228 01 – Use Groups A, B, C

• CE compliant to IEC 60947-7-1

• RoHS Compliant
Wire Ranges:

Line Side Wire Range:

Copper Wire Stranding Classes - Number of Conductors

Wire Size Torque Solid Class B Class C

N.m

40 0 kc m i l 3 1.1 2 75 1 1

350 31.1 27
300 31.1 27
250 31.1 275 1 1

4/0 31.1 27
3/0 31.1 27
2/0 31.1 275 1 1
1/0 31.1 27

131.127
2 31.1 275 1 1

431.127

31.1 27

in. lb

11
11

11
11

11
11

11
11

Aluminum stranded wire range: 400 - 6 AWG
Load Side Wire Approvals:

Copper Wire Stranding Classes - Number of Conductors

Wi re Siz e T or que S oli d Class B Cla ss C

N.m in. lb

2 AW G 5.6 50 1 1

45.14

65.14

84.540 1 1
10 4.0 3
12 4.0 3
14 4.0 35 1 1 1

11 1
11 1

11
11

Aluminum stranded wire range: #2 – #14 AWG