Page 1 - Motor-Terminal-Blocks

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67
Motor Terminal Blocks
Motor Terminal Blocks (IEC Style)
Datasheets available at marathonsp.com
Specifications:
Electrical:
Designed for delta and wye wiring configurations
35 to 560 Amps
Up to 1000 Volts
For use with Listed crimp lugs
Mechanical:
Base, Thermoset Polyester, 130
o
C (UL RTI)
Studs and hardware, steel, plated
Link, copper, nickel plated
UL Recognized File No. XCFR2.E62806
UL investigated to CSA 22.2 No. 158,
File No. XCFR8.E62806
UL investigated to IEC 60947-7-1,
File No. XCHG2.E243117, IEC 60947-7-1
UL investigated to SANS 1804-2
RoHS and REACH Compliant
ST750 and ST755 Series
Catalog
Number
ST755M4
ST750M4
ST755M5
ST750M6
ST750M8
ST755M10
ST755M12
ST750M12
ST750M16
Voltage
Wire Range (mm)
Max.
Min.
#8 AWG
#8 AWG
#8 AWG
#2 AWG
2/0 AWG
3/0 AWG
250 kcmil
400 kcmil
(2) 300 kcmil
+UL Voltage Classes - C = General Industrial; E = Terminal Blocks rated 601-1500V
+CSA Voltage Classes - C = General Industrial
All blocks include links and hardware assembled
See page 68 for dimensional information
Amperage
UL/CSA IEC
38A
35A
50A
101A
160A
185A
242A
315A
560A
50A
50A
50A
121A
185A
217A
271A
374A
520A
Stud
Size
M4
M4
M5
M6
M8
M10
M12
M12
M16
UL/CSA
+
IEC Sans 1804
300V (C/C)
1000V (E/C)
600V (C/C)
1000V (E/C)
1000V (E/C)
1000V (E/C)
1000V (E/C)
1000V (E/C)
1000V (E/C)
630V
1000V
800V
1000V
1000V
1000V
1000V
1000V
1000V
250V
1100V
660V
1100V
1100V
1100V
1100V
1100V
1100V
#18 AWG
#18 AWG
#16 AWG
#14 AWG
#12 AWG
#8 AWG
#8 AWG
#8 AWG
(2) #2 AWG
Shown left to right: ST750M8 and ST750M12
Style
One piece
One piece
One piece
One piece
One piece
One piece
One piece
Two piece
Two piece