3-2
Screw Torques for terminals
To comply with UL standards, you shall use UL approved copper wires (rated 75 ° C)
and round crimp terminals (UL Listed products) in the following table when connecting the
main circuit terminal. TECO recommends using crimp terminals manufactured by
NICHIFU Terminal Industry Co., Ltd and the terminal crimping tool recommended by the
manufacturer for crimping terminals and the insulating sleeve.
Wire size
mm
2
(AWG)
Terminal
screw size
Model of
the round
crimp
terminal
Fastening torque
kgf.cm (in.lbs)
Model of
insulating
sleeve
Model of
crimp tool
M3.5 R1.25-3.5 8.2 to 10 (7.1 to 8.7) TIC 1.25 NH 1
0.75 (18)
M4 R1.25-4 12.2 to 14 (10.4 to 12.1) TIC 1.25 NH 1
M3.5 R1.25-3.5 8.2 to 10 (7.1 to 8.7) TIC 1.25 NH 1
1.25 (16)
M4 R1.25-4 12.2 to 14 (10.4 to 12.1) TIC 1.25 NH 1
M3.5 R2-3.5 8.2 to 10 (7.1 to 8.7) TIC 2 NH 1 / 9
M4 R2-4 12.2 to 14 (10.4 to 12.1) TIC 2 NH 1 / 9
M5 R2-5 22.1 to 24 (17.7 to 20.8) TIC 2 NH 1 / 9
2 (14)
M6 R2-6 25.5 to 30.0 (22.1 to 26.0) TIC 2 NH 1 / 9
M4 R5.5-4 12.2 to 14 (10.4 to 12.1) TIC 5.5 NH 1 / 9
M5 R5.5-5 20.4 to 24 (17.7 to 20.8) TIC 5.5 NH 1 / 9
M6 R5.5-6 25.5 to 30.0 (22.1 to 26.0) TIC 5.5 NH 1 / 9
3.5/5.5
(12/10)
M8 R5.5-8 61.2 to 66.0 (53.0 to 57.2) TIC 5.5 NH 1 / 9
M4 R8-4 12.2 to 14 (10.4 to 12.1) TIC 8 NOP 60
M5 R8-5 20.4 to 24 (17.7 to 20.8) TIC 8 NOP 60
M6 R8-6 25.5 to 30.0 (22.1 to 26.0) TIC 8 NOP 60
8 (8)
M8 R8-8 61.2 to 66.0 (53.0 to 57.2) TIC 8 NOP 60
M4 R14-4 12.2 to 14 (10.4 to 12.1) TIC 14 NH 1 / 9
M5 R14-5 20.4 to 24 (17.7 to 20.8) TIC 14 NH 1 / 9
M6 R14-6 25.5 to 30.0 (22.1 to 26.0) TIC 14 NH 1 / 9
14 (6)
M8 R14-8 61.2 to 66.0 (53.0 to 57.2) TIC 14 NH 1 / 9
M6 R22-6 25.5 to 30.0 (22.1 to 26.0) TIC 22 NOP 60/ 150H
22 (4)
M8 R22-8 61.2 to 66.0 (53.0 to 57.2) TIC 22 NOP 60/ 150H
M6 R38-6 25.5 to 30.0 (22.1 to 26.0) TIC 38 NOP 60/ 150H
30/38 (3 / 2)
M8 R38-8 61.2 to 66.0 (53.0 to 57.2) TIC 38 NOP 60/ 150H
M8 R60-8 61.2 to 66.0 (53.0 to 57.2) TIC 60 NOP 60/ 150H
50 / 60 (1 / 1/
0)
M10 R60-10 102 to 120 (88.5 to 104) TIC 60 NOP 150H
M8 R70-8 61.2 to 66.0 (53.0 to 57.2) TIC 60 NOP 150H
70 (2/0)
M10 R70-10 102 to 120 (88.5 to 104) TIC 60 NOP 150H
M10 R80-10 102 to 120 (88.5 to 104) TIC 80 NOP 150H
80 (3/0)
M16 R80-16 255 to 280 (221 to 243) TIC 80 NOP 150H
M10 R100-10 102 to 120 (88.5 to 104) TIC 100 NOP 150H
M12 R100-12 143 to 157 (124 to 136) TIC 100 NOP 150H
100 (4/0)
M16 R80-16 255 to 280 (221 to 243) TIC 80 NOP 150H
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