ComAp IGS-NT Series - Voltage Inputs - IG;IS-NT and Modifications; Binary Inputs and Outputs; Binary Inputs; Binary Open Collector Outputs

IGS-NT Installation Guide
140
Max. peak current from CT
150 A / 1s
150 A / 1s
Max. short term current
12 A (for 30s)
2,4 A / 12 A (for 30s)
Max. continuous current
5 A
1 A / 5 A
20.4.2. Voltage inputs – IG/IS-NT and modifications
IG-NT / IG-NT-BB
IG-NTC / IG-NTC-BB / IS-
NT-BB, IS-NTC-BB / IM-NT
Nominal voltage (ph-N / ph-
ph)
277/480 VAC
120/207 or 277/480 VAC
Maximal measured/allowed
voltage
346/600 VAC
150/260 or 346/600 VAC
Input resistance
0,6 M phase to phase
0,6 M phase to phase
0,3 M phase to neutral
0,3 M phase to neutral
Voltage measurement
tolerance
1 % from the Nominal
voltage
1 % from the Nominal voltage
Over voltage class
III / 2 (EN61010)
III / 2 (EN61010)
HINT
kW, kWh, Load sharing, VAr sharing measurement tolerance is 3%.
20.5. Binary inputs and outputs
20.5.1. Binary inputs
IG-NT / IG-NTC /
IG-NT-BB /
IG-NTC-BB
IM-NT
IS-NT-BB
IS-NTC-BB
Number of inputs
12
6
16
Input resistance
4,7 k
4,7 k
4,7 k
Input range
0-36 VDC
0-36 VDC
0-36 VDC
Switching voltage
level for close contact
indication
0-2 V
0-2 V
0-2 V
Max voltage level for
open contact
indication
8-36 V
8-36 V
8-36 V
20.5.2. Binary open collector outputs
IG-NT / IG-NTC /
IG-NT-BB /
IG-NTC-BB
IM-NT
IS-NT-BB
IS-NTC-BB
Number of outputs
12
6
16
Maximum current
0,5 A
0,5 A
0,5 A