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GV2, GV3, and GV7 Manual Motor Starters, Controllers, and Protectors
Specifications and Operating Curves
33
6/2010
© 2001–2010 Schneider Electric
All Rights Reserved
Table 39: Thermal Limit on Short Circuit for GV7R
3Ø, 400/415 V
Thermal limit
I
2
dt = f (Prospective Isc)
For GV7RE only
Sum of i
2
dt (A
2
s)
1. GV7RE220
2. GV7RE150
3. GV7RE100
Prospective short-circuit current, Isc (kA)
Table 40: Thermal Limit on Short Circuit for GV7RS
For GV7RS only
Sum of i
2
dt (A
2
s)
1. GV7RS220
2. GV7RS150
3. GV7RS100
Prospective short-circuit current, Isc (kA)
2 x 10
4
102
3 x 10
4
5 x 10
4
2 x 10
6
2 x 10
5
10
5
10
6
10
7
5 x 10
6
3 x 10
5
3 4 6 10020 30 40 60
5 x 10
5
3 x 10
6
55070
1
2
3
2 x 10
4
102
3 x 10
4
5 x 10
4
2 x 10
6
2 x 10
5
10
5
10
6
10
7
5 x 10
6
3 x 10
5
3 4 6 10020 30 40 60
5 x 10
5
3 x 10
6
55070
1
2
3