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Safe Switchgears

SF032-SF045 · 3 sub-ranges

Under & Over Voltage Cut-off Relays

Under- and over-voltage protection relays with fixed or variable cut-off thresholds, single- or two-changeover outputs, and versions for three-phase 3- and 4-wire supply systems.

Under & Over Voltage Cut-off Relays

14 products shown

U/O-V Cut-off Relay, Fixed 1CO
VR-F1 · SF032
U/O-V Cut-off Relay, Fixed 1CO

Fixed under/over voltage cut-offs, 1 CO, with ON-delay bypass.

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U/O-V Cut-off Relay, Fixed 2CO
VR-F2 · SF033
U/O-V Cut-off Relay, Fixed 2CO

Fixed under/over voltage cut-offs, 2 CO, with ON-delay bypass.

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U/O-V Cut-off Relay, Variable 1CO
VR-V1 · SF034
U/O-V Cut-off Relay, Variable 1CO

Variable under/over voltage cut-offs, 1 CO, with ON-delay.

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U/O-V Cut-off Relay, Variable 2CO
VR-V2 · SF035
U/O-V Cut-off Relay, Variable 2CO

Variable under/over voltage cut-offs, 2 CO, with ON-delay.

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U/O-V Cut-off Relay + SPP
VPMR · SF036
U/O-V Cut-off Relay + SPP

Variable under/over voltage cut-offs with in-built single phasing preventer, 1 CO.

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U/O-V Cut-off Relay, Fixed 1CO (no delay)
VR-F1X · SF037
U/O-V Cut-off Relay, Fixed 1CO (no delay)

Fixed under/over voltage cut-offs, 1 CO, without ON-delay.

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U/O-V Cut-off Relay, Fixed 2CO (no delay)
VR-F2X · SF038
U/O-V Cut-off Relay, Fixed 2CO (no delay)

Fixed under/over voltage cut-offs, 2 CO, without ON-delay.

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U/O-V Cut-off Relay, Variable 1CO (no delay)
VR-V1X · SF039
U/O-V Cut-off Relay, Variable 1CO (no delay)

Variable under/over voltage cut-offs, 1 CO, without ON-delay.

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U/O-V Cut-off Relay, Variable 2CO (no delay)
VR-V2X · SF040
U/O-V Cut-off Relay, Variable 2CO (no delay)

Variable under/over voltage cut-offs, 2 CO, without ON-delay.

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U/O-V Cut-off Relay + SPP (no delay)
VPMRX · SF041
U/O-V Cut-off Relay + SPP (no delay)

Variable under/over voltage cut-offs with SPP, 1 CO, without ON-delay.

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3-Wire U/O-V Cut-off Relay
VR-V3W · SF042
3-Wire U/O-V Cut-off Relay

Variable under & over voltage cut-offs for 3-wire (R,Y,B) three-phase systems.

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4-Wire U/O-V Cut-off Relay
VR-V4W · SF043
4-Wire U/O-V Cut-off Relay

Variable under & over voltage cut-off for 4-wire (R,Y,B + N) three-phase systems.

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3-Wire U/V Cut-off Relay
UVR-V3W · SF044
3-Wire U/V Cut-off Relay

Variable under-voltage cut-off only for 3-wire (R,Y,B) three-phase systems.

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4-Wire U/V Cut-off Relay
UVR-V4W · SF045
4-Wire U/V Cut-off Relay

Variable under-voltage cut-off only for 4-wire (R,Y,B + N) three-phase systems.

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