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GV2, GV3, and GV7 Manual Motor Starters, Controllers, and Protectors
Specifications and Operating Curves
14
6/2010
Table 12: GV2 Accessory Specifications
3-Pole Busbars GV2G•
Rated insulation voltage (Ui) Conforming to IEC 60947-1 690 V
Conventional rated thermal current (Ith) Conforming to IEC 60439-1 63 A
Permissible peak current (I peak) 11 kA
Permissible thermal limit (I
2
t) 104 kA
2
s
Degree of protection Conforming to IEC 60529 IP20
Terminal Blocks GV2G05 and GV1G09
Rated insulation voltage (Ui) Conforming to IEC 60947-1 690 V
Conventional rated thermal current (Ith) Conforming to IEC 60439-1 63 A
Degree of protection Conforming to IEC 60529 IP20
Wiring
Solid cable
1 x 14–2 AWG (1.5–25 mm
2
) conductor or
2 x 14–6 AWG (1.5–10 mm
2
) conductors
Flexible cable without cable end
1 x 14–2 AWG (1.5–25 mm
2
) conductor or
2 x 12–6 AWG (2.5–10 mm
2
) conductors
Flexible cable with cable end
1 x 14–4 AWG (1.5–16 mm
2
) conductor or
2 x 14–10 AWG (1.5–4 mm
2
) conductors
Tightening torque
Connector 20 lb-in (2.2 N•m)
Screw clamp 15 lb-in (1.7 N•m)
Current Limiter GV1L3 (European applications only)
Rated insulation voltage (Ui) Conforming to IEC 60947-1 690 V
Conventional rated thermal current (Ith) Conforming to IEC 60947-1 63 A
Operating threshold rms current 1500 A (non adjustable threshold)
Wiring
Solid cable
1 x 14–2 AWG (1.5–25 mm
2
) conductor or
2 x 14–6 AWG (1.5–10 mm
2
) conductors
Flexible cable without cable end
1 x 14–2 AWG (1.5–25 mm
2
) conductor or
2 x 12–6 AWG (2.5–10 mm
2
) conductors
Flexible cable with cable end
1 x 14 –4 AWG (1.5–16 mm
2
) conductor or
2 x 14–10 AWG (1.5–4 mm
2
) conductors
Tightening torque 20 lb-in (2.2 N•m)