TCC Curves

The following is a list of standard time-current characteristic curves for G&W switchgear using electronically controlled vacuum interrupters. For protection requirements not listed below, contact your G&W representative.

G&W’s TCC curves and overcurrent controls have been modeled in the following commercially available software coordination packages:

Curve Emulation	Amp Range
280 ARX Recloser	15-300 A
280 ARX Recloser	30-600 A
Centerior A	15-300 A
Centerior A	30-600 A
CO-8 Time Dial #0.5	15-300 A
CO-8 Time Dial #0.5	30-600 A
CO-8 Time Dial #1	15-300 A
CO-8 Time Dial #1	30-600 A
CO-8 Time Dial #2	15-300 A
CO-8 Time Dial #2	30-600 A
CO-8 Time Dial #3	15-300 A
CO-8 Time Dial #3	30-600 A
CO-8 Time Dial #4	15-300 A
CO-8 Time Dial #4	30-600 A
CO-8 Time Dial #5	15-300 A
CO-8 Time Dial #5	30-600 A
CO-8 Time Dial #6	15-300 A
CO-8 Time Dial #6	30-600 A
CO-8 Time Dial #7	15-300 A
CO-8 Time Dial #7	30-600 A
CO-8 Time Dial #8	15-300 A
CO-8 Time Dial #8	30-600 A
CO-8 Time Dial #9	15-300 A
CO-8 Time Dial #9	30-600 A
CO-8 Time Dial #10	15-300 A
CO-8 Time Dial #10	30-600 A
CO-8 Time Dial #11	15-300 A
CO-8 Time Dial #11	30-600 A
CO-9, Time Dial 1	15-300 A
CO-9, Time Dial 1	30-600 A
CO-9, Time Dial 2	15-300 A
CO-9, Time Dial 2	30-600 A
CO-9, Time Dial 4.5	15-300 A
CO-9, Time Dial 4.5	30-600 A
CO-11, Time Dial 1	15-300 A
CO-11, Time Dial 1	30-600 A
CO-11, Time Dial 2	15-300 A
CO-11, Time Dial 2	30-600 A

Curve Emulation	Amp Range
EF Speed	15-300 A
EF Speed	30-600 A
E Speed Slow	15-300 A
E Speed Slow	30-600 A
E Speed Standard	15-300 A
E Speed Standard	30-600 A
F Speed	15-300 A
F Speed	30-600 A
GE -IAC53 Relay	15-300 A
GE-IAC53 Relay	30-600 A
K Speed	15-300 A
K Speed	30-600 A
Kearney KS	15-300 A
Kearney KS	30-600 A
NX 35-C	15-300 A
NX 35-C	30-600 A
Oil Fuse Cutout	15-300 A
Oil Fuse Cutout	30-600 A
OFC Type 5 Relay	6-200 A
QA Speed	15-300 A
QA Speed	30-600 A
T Speed	15-300 A
T Speed	30-600 A