Marathon Special Products 135X705 Data Sheet
Product Data Sheet
135X705
Power Distribution Block
UL Listed
Category QPQS
950 Amps, 600 Volts (AC/DC)
Provides Feeder Circuit Terminal Spacing up to 600 Volts per UL 508A, Section 10.
Wire Range:
Line Side: (2) 750kcmil – 1/0 AWG
Load Side: (3) 250 kcmil – 6 AWG and (12) 2 – 14 AWG
See tables below for SCCR wire ranges, flexible stranded and multiple wire approvals.
Electrical Ratings:
• 950A copper wire, 770A aluminum wire (Based on NEC Table 310-16, 75°C columns)
• UL Voltage Rating: 600 Volts AC/DC (UL 1953)
• Factory and Field Wiring
Agency Certifications:
• UL Listed, Investigated to UL 1953, File QPQS.E309401
• RoHS Compliant
Short Circuit Current Ratings:
SCCR Rating applies for Copper Stranded wire only
UL Class B, C (known as Rigid Stranded, Building Wire, Code Wire)
UL Class G, H, I (Flexible Stranded, includes DLO)
Suitable Conductors (kcmil/AWG)
Copper, St ra nd ed
Line Load
Size Class Size Class J T RK1 RK5 G
25 0 - 2 B, C
3 /0 - 2 G, H, I 10 0,000 60 0
750 - 1/0 B,C 250 -6 B,C
535-1/0 G, H, I 3/0 - 6 G, H, I
# 2 Op en ing
2 - 6 B, C
4 - 6 G, H, I
For DC power or any wire combinations or Overcurrent Protection not shown- SCCR is
10,000A
Overcur rent Protectio n
Class/Max Amp Rating
600 700
300 200 1006060
300
300 300 200
600
200
100 60
SCCR , RM S Volt s
SYM Amps Max
Minimum Enclosure Size: 20” x 24” x 8” (3840 cu. In)
G
750
1/0
67.8
600
B, C
q
C
2
2
S
yp
p
p
g
A
G
G
Mechanical Ratings:
• Maximum insulator base temperature: 125°C (257°F) UL RTI
• Flammability rating of insulator base: UL 94 V-0
Materials:
• Connector: High conductivity aluminum, tin plated
• Insulator base: Glass filled polycarbonate (thermoplastic)
• Terminal screws: Aluminum, tin plated and Steel, nickel plated
• Connector mounting screw: Steel, zinc plated
Wire Ranges, Wire Types, Torque Ratings: 135X705
UL Class B, C (known as Rigid Stranded, Building Wire, Code Wire)
UL Class G, H, I (Flexible Stranded, includes DLO)
Line Side 2) 750 kcmil - 1/0 AWG
Copper Condu ctor
Wire Size Torque
kcmil - AW
-
53 5 - 1/ 0 6 7.8 6 0 0 G ,H , I
N.m in. lbs UL Class
Aluminu m Con ductor
Wire Size Torque
kcmil - AWG N.m in. lbs Type
750 - 1/0 67.8 600 Stranded
Load Side 3) 250 kcmil - 6 AW
Copp er Conduc tor Copper Conductor
Wire Size Tor
kcmil - AWG N.m in. lbs UL Class Opening kcmil - AWG N.m in. lbs UL Class Opening
250 31.0 275 B,
4/0 31.0 275 B,C 1 3 5.7 50 B,C 1
3/0 31.0 275 B, C, G, H, I 1 4 5.7 50 B, C, G, H, I 1
2/0 31.0 275 B, C, G, H, I 1 6 5.7 50 B, C, G, H, I 1
1/0 31.0 275 B, C, G, H, I 1 8 5.7 50 B, C, G, H, I 1
1 31.0 275 B, C, G, H, I 1 10 4.5 40 B, C, G, H, I* 1
31.0 275 B, C, G, H, I 1 1
3 31.0 275 B, C, G, H, I 1 14 4.5 40 B, C, G, H, I* 1
4 31.0 275 B, C, G, H, I 1 *Also Solid Cu 1
631.0275B, C, G, H, I1
Wire
ize Torque No. Per Wire Size Torque No. Per
kcmil - AWG N.m in. lbs T
250 - 6 31.0 275 Stranded 1 2 5.7 50 Stranded 1
ue No. Per Wire Size Torque No. Per
125.750B, C1
Aluminum Conductor
eO
eningkcmil - AWG N.m in. lbs TypeO
3 5.7 50 Stranded 1
4 5.7 50 Stranded 1
6 5.7 50 Stranded 1
Load Side 12) 2 -14 AW
4.5 40 B, C, G, H, I* 1
luminum Conduct or (#8 AWG Minimum)
enin
Installation:
• Wire strip length, line side tap – 1 ¾”
• Wire strip length, load side tap, top row large – 7/8”, small ½”
bottom row large– 1 7/8” small – 7/8”
• Panel mountable: recommended fastener (4) per pole, ¼ “ or 6mm
Torque to 30 in. lbs. (3.4 N.m)
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