Phase unbalance protection relays

14 companies | 23 products
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overload relay / phase loss / phase unbalance / programmable
overload relay
GL Series

Tripping current: 4 A - 91 A
Trigger voltage: 230, 24, 115 V

... comes with a three-year guarantee. The relay works well for motors that need protection for every type of start. This relay is specially applicable to protect motor which need dependable ...

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FANOX ELECTRONIC
overload relay / phase sequence / phase unbalance / temperature
overload relay
G/BG EEx

Trigger voltage: 230, 115, 24 V

Motor safety in volatile or harmful spaces is guaranteed by 3 dimensional ATEX 94/9/EC used for 3-stage motors offering up to 1000 Vac Currents between 1,5 and 630 A with greater thermal memory optical ...

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FANOX ELECTRONIC
overload relay / phase loss / phase unbalance / DC
overload relay
GEN 10

Tripping current: 4 A - 10.3 A
Trigger voltage: 24 V

Fanox presents GEN generator protection relay. It has been designed for protection of low voltage generators up to 1000 Vac and up to 2000 A or higher currents. It is equipped with thermal ...

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FANOX ELECTRONIC
over-voltage protection relay / under-voltage / phase sequence / phase loss
over-voltage protection relay
900VPR-2

Trigger voltage: 280 V - 520 V

3Ø-Digital Voltage Protection Relay, Self Powered [900VPR-2-280/520V] Measuring Parameter Under Voltage, Over Voltage, Under Frequency, Over Frequency, Phase Asymmetry, Phase ...

over-voltage protection relay / under-voltage / phase sequence / phase unbalance
over-voltage protection relay
VPRA2M

Trigger voltage: 127 V - 288 V

1Ø & 3Ø-Analog Voltage Protection Relay [VPRA2M] Measuring Parameter Under Voltage, Over Voltage, Phase Asymmetry, Phase Failure, Phase Sequence Electrical ...

phase sequence protection relay / phase unbalance / over-current / under-current
phase sequence protection relay
DMP series

Multi-Protection : against overcurrent, undercurrent, Stall, Lock, phase unbalance, phase reversed Asymmetry, Ground fault, Short circuit Real time processing and high ...

phase loss protection relay / phase unbalance / phase sequence / three-phase
phase loss protection relay
DMPU series

Carlo Gavazzi offers a range of modular electronic relays to protect, control and monitor the motor. They are very effective for motors which are located in very sensitive positions, in the applications making any failure ...

phase unbalance protection relay / phase loss / DIN rail / for electric motors
phase unbalance protection relay
RF01

Aimed to protect motors where phase sequence is specially relevant (lifts, cranes, escalators,..) or phase failure can be specially damaging.

phase unbalance protection relay / three-phase / time delay / DIN rail
phase unbalance protection relay
SFE2/4 series

SFE2/4 SERIES PHASE SEQUENCE RELAY - Compact Size - 1 Module ( 17,5mm) - Phase sequence / Rotation control - Universal three phase supply 3x200-450VAC - Din ...

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EL.CO.
phase loss protection relay / phase unbalance / phase sequence / 1 NO/NC
phase loss protection relay

... ensuring start-up and cause the system to trip. ENTES Phase Failure (Motor Protection) Relays offer the perfect solution to these defects. They are designed to impart 100% efficient ...

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ENTES Elektronik Cihazlar İmalat ve Ticaret A.Ş.
over-voltage protection relay / under-voltage / phase sequence / phase loss
over-voltage protection relay
VPR-A

Tripping current: 0 A - 0 A
Trigger voltage: 0 kV

... Voltage unbalance (ANSI 46). - Overfrequency and underfrequency (ANSI 81). - Phase reversal (ANSI 47). - Five (5) output relay programmable. - Loss of control volts relay. Digital ...

under-current protection relay / over-voltage / earth-leakage / temperature
under-current protection relay
FPC 200, Protection relay

Tripping current: 0.3 A - 30 A

... and prepared software for 4 main protection groups as feeder protection, transformer protection, motor protection and busbar protection. Every groupd ...

voltage protection relay / overload / over-current / phase sequence
voltage protection relay
SEL-749M

... and cyclic overload currents. The relay offers all basic motor protection features, including short-circuit, load loss, load jam, and frequent-starting protection as well as imbalance ...

phase unbalance protection relay / phase loss / three-phase / adjustable
phase unbalance protection relay
RM2S

Relay to check voltage asymmetry, sequence and lack of phases 2 Module Three phase line 380...415V 50 and 60Hz Voltage asymmetry threshold adjustable 5...25% Adjustable intervention ...

phase unbalance protection relay / under-voltage / phase sequence / earth-leakage
phase unbalance protection relay
MS2P49

... sensitive earth fault protection, the MS2P49 relay using solid state techniques, can be applied to detect earth currents down to 0.5% of the CT nominal current. The MS2P49 relay is a ...

overload relay / phase unbalance / panel-mount / programmable
overload relay
STR series

The relay type STR is intended for the complete protection of high power motors, with medium voltage or low voltage supply. Several protection functions, incorporated in a single relay, ...

over-voltage protection relay / under-voltage / phase loss / phase unbalance
over-voltage protection relay
SM 500

... Controls, is an under voltage and overvoltage protection relay that functions as a protection against phase loss and phase reversal. This device is capable ...

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General Industrial Controls (P) Ltd.