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LOV 121 - 240V L-L (70.1 - 139V L-N)
MIV 241 - 480V L-L (140 - 277V L-N)
HIV 481 - 600V L-L (277 - 346V L-N)
(Voltage range is defined by factory build option.)
Nominal input voltage (a.c. rms) 57.7 to 346V L-N
100 to 600V L-L
System PT/VT primary values 1V to 400 kV
Max continuous input voltage 120% of nominal (up to 720 V max.)
Max short duration input voltage Twice nominal (1s application repeated 10 times at
10s intervals)
Nominal input voltage burden 0.2 VA approx. per phase
Nominal input current 1 or 5 A a.c. rms
System CT primary values Standard values up to 9999 Amps
(5 A secondaries)
(1 A on application)
Max continuous input current 120% of nominal
Max short duration current input 20 times nominal (1s application repeated 5 times at
5 min intervals)
Nominal input current burden 0.6 VA approx. per phase
4.2.2 Auxiliary Power Supply
The unit can be powered from an auxiliary a.c. or d.c. supply that is separate from the metered
supply. Versions of the unit are available to suit 100-200V 45-65 Hz a.c./d.c. and 12-48V d.c
supplies.
4.2.2.1 High Voltage version
Standard supply voltage 100 to 250V a.c. nominal ±15% (85V a.c. absolute
minimum to 287V a.c. absolute maximum) or 100V to
250V d.c. nominal +25%, -15% (85V d.c. absolute
minimum to 312V d.c. absolute maximum)
a.c. supply frequency range 45 to 66 Hz or 360 to 440 Hz (Model 0440)
a.c. supply burden 3W
4.2.2.2 Low Voltage version
d.c.supply 12 to 48V d.c.. nominal +25%, -15% (10.2V d.c. absolute
minimum to 60V d.c. absolute maximum)
d.c. supply burden 3W
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Integra 1540, 1000, 0640, 0440, 0340, 0240 Issue 1 04/03