GC-1F Installation Instructions and Reference Handbook
DEIF A/S Page 28 of 123
Technical information
Technical specifications
Accuracy: Class 2.0
To IEC/EN 60688
Operating temp.: -20 to 70 °C (-4 to 158 °F)
(UL/cUL Listed: Max. 50 °C ambient)
Storage temp.: -40 to 70 °C (-40 to 158 °F)
Heat foil (option L2): Display will operate at -40 °C (-40 °F)
Measuring input voltage: 50 to 480 V AC (+20 %)
Phase to phase
Load: 1.5 M/phase
Frequency: 30 to 70 Hz
Measuring input current: 1A or 5 A AC from current transformer
(UL/cUL Listed: Use listed or R/C (XODW2.8) current transfor-
mers
Current overload: 4 × In continuously
20 × In, 10 s (max. 75 A)
80 × In, 1 s (max. 250 A)
Short-circuit protection: 3 % of 350 %*In (only HW 1.05 and 2.0x.x)
Consumpt. max.: 0.3 VA/phase
Pickup input voltage: 2 to 70 V peak
Frequency: 10 to 10000 Hz
Aux. supply: 6 to 36
V DC continuously
(UL/cUL Listed: 7.5 to 32.7 V DC)
Max. 8 W consumption
With L2 heatfoil, max. 16 W
Passive binary input
voltage: Bi-directional optocoupler
6 to 36
V DC
Impedance: 4.7 k
Dropout cranking: Able to survive 0 V for 50 ms at
12
V DC aux. supply before dropout
VDO inputs: Resistor inputs 0-2500 ohm, internal 3 V supply
Analogue input: (0)4 to 20 mA from active transducer
Input impedance: 50
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