108
6. Technical Specifications
Input and Output Ratings
Voltage inputs 120 V INPUT USING PT (up to 120+20% V line-to-line voltage)
Burden: < 0.015 VA
660 V DIRECT INPUT (up to 660 V line-to-line voltage or up to
550 V line-to-neutral voltage)
Burden: < 0.3 VA
INPUT USING PT (up to 120+20% V line-to-line voltage)
Burden: < 0.015 VA
Line current inputs 1 A INPUT via CT with 1 A secondary output
Burden: < 0.15 VA
Overload withstand: 2 A RMS continuous, 30 A RMS for 1
second
5 A INPUT via CT with 5 A secondary output
Burden: < 0.15 VA
Overload withstand: 10 A RMS continuous,
150 A RMS for 1 second
Auxiliary current
input
5 mA INPUT VIA CT with 5 mA secondary output
Burden: < 0.1 mVA
Overload withstand: 30 mA RMS continuous,
400 mA RMS - for 1 second
1 A INPUT via CT with 1 A secondary output
Burden: < 0.15 VA
Overload withstand: 2 A RMS continuous, 30 A RMS for 1
second
5 A INPUT via CT with 5 A secondary output
Burden: < 0.15 VA
Overload withstand: 10 A RMS continuous, 150 A RMS for
1 second
Discrete inputs 8 optically isolated, dry contact sensing inputs (voltage-free) +5
VDC/1 kΩ output
Relay outputs 3 relays rated at 5A, 250 VAC/30 VDC, 2 contacts (SPST Form A)
1 relay rated at 5A, 250 VAC/30 VDC, 3 contacts (SPDT Form C)
Analog output RANGE 0-20 mA/4-20 mA (upon order)
CMV ISOLATION 500 VDC
OFFSET TEMPERATURE ±300 nA/°C
NON-LINEARITY ±0.2%
ACCURACY 0.5%
OFFSET ±100 µA
MAXIMUM LOAD 510 Ω