Cut Sheet

ManualsBrandsMarathon Special Products ManualsConnectorsPower Distribution Block, 3 Pole, 175A

Product Data Sheet

Wire Range:

Line side: (1) 2/0 - #14 AWG

Load Side: (4) #4 - #14 AWG

See tables below for SCCR wire ranges, flexible

stranded and multiple wire approvals.

Electrical Ratings:

•175A copper wire, 135A aluminum wire (Based on NEC Table 310-16, 75°C columns)

•600 Volts AC/DC (UL 1059 Class C, User Group - General Industrial)

• Factory and Field Wiring

Short Circuit Current Ratings (Copper wire only):

SCCR, RMS Volts

SYM Amps Max

Line Load J T RK1 RK5 G CC

2/0 - 6 4 - 14 200 200 200 100 60 30 100,000 600

SCCR, RMS Volts

Line Load SYM Amps Max

2/0 - 1 4 - 10 22,000 480

2 - 4 4 - 12 22,000 480

2 - 6 4 - 14 30,000 480

6 14 50,000 480

Square D JGL36250 250 35,000 480

2/0 - 10 4 - 10

Square D JJL36250 250 65,000 480

Square D JLL36250 250 65,000 480

Square D JDL36250 250 18,000 480

Suitable Overcurrent Protection Fuse Required

Class/Max Amp Rating(kcmil/AWG)

Overcurrent Protection Circuit Breaker Required

Mfr Type Max Amp

Allen Bradley 250140U-J3D3

140U-J6D3

Allen Bradley

140U-J3D3

140U-J6D3

250

140U-H3C3 125

140U-H6C3 125

Mechanical Ratings:

• Maximum insulator base temperature: 150°C (302°F)*

• Storage and transportation temperature range: -35°C to 125°C (-31°F to 230°F)*

142X570

Replace “X” with 1, 2 or 3 for number of circuits

Distribution Power Block

175 Amps, 600 Volts

(AC/DC)

Summary of content (3 pages)

PAGE 1
Product Data Sheet 142X570 Replace “X” with 1, 2 or 3 for number of circuits Distribution Power Block 175 Amps, 600 Volts (AC/DC) Wire Range: Line side: (1) 2/0 - #14 AWG Load Side: (4) #4 - #14 AWG See tables below for SCCR wire ranges, flexible stranded and multiple wire approvals.
PAGE 2
• Flammability rating of insulator base: UL94 V-0 * Use outside these ratings needs to be judged in the end-use application. Materials: • Connector: High conductivity aluminum, tin plated • Insulator base: phenolic • Terminal set screws: Steel, nickel plated • Connector mounting screws: Steel, zinc plated Agency Approvals: • UL Recognized, UL 1059 Terminal Block Standard, File No. XCFR2.E62806 • CSA Certified, CSA C22.2 No. 158, File No.
PAGE 3
• Strip length line side tap – 11/16” • Strip length load side tap top row – 7/16”, bottom row – 11/16” • Hex keys required: line side – 3/16”, load side – 1/8” • Panel mountable: #10 fastener, torque to 25-30 in. lbs. Accessories: • Cover: Clear protective plastic cover. Catalog description CC142X (“X” numbers of poles: 1,2 or 3) • Marking strip: White vinyl strip to mark circuits. Supplied with mounting screws. • Printing available. Consult factory. 1 Pole 2 Pole 3 Pole WWW.MARATHONSP.