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  Phase unbalance relay  (1,287 offers of 5,746,250 product items)

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Siemens Phase, Temperature, Voltage Monitoring Relay, 1 Phase / 2751764 (1 offer) 
Monitoring Application = Phase, Temperature, Voltage Electrical Phase = 1 Voltage Sensitivity = Overvoltage
Siemens
7SX80003BA501CA0ZP10
£ 4,363.691*
per piece
 
 piece
Tele Voltage Monitoring Relay, 1 Phase, DPDT, 30 → 300V ac/dc, DIN Rail / 1239747 (1 offer) 
GAMMA Series Voltage Monitoring Relay. TELE GAMMA series AC and DC voltage monitoring relay. Multifunction monitoring in a slim easy to use package. The GAMMA series have a self-extinguishing plast...
Tele
G2UM300VL20 24-240VAC/DC
from £ 168.443*
per piece
 
 piece
Siemens Monitoring Relay, 3 Phase, DIN Rail / 2752202 (1 offer) 
Electrical Phase = 3 Mounting Type = DIN Rail
Siemens
7SR54216AA160AA0
£ 5,877.287*
per piece
 
 piece
Tele Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 1239748 (1 offer) 
GAMMA Series Current Monitoring Relay. TELE GAMMA series AC/DC current monitoring for single phase. Featuring overcurrent and undercurrent monitoring and two change over contacts. The GAMMA series ...
Tele
G2IM10AL20 24-240VAC/DC
from £ 174.509*
per piece
 
 piece
Tele Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail / 1829992 (1 offer) 
Voltage monitoring 3-phase against N, Voltage failure monitoring, 400V, 2 CO, fixed threshold voltage Us=195,5VMonitoring relays - ENYA series Undervoltage monitoring Supply voltage = measured volt...
Tele
E3YF400V02 0.85
from £ 85.862*
per piece
 
 piece
Siemens Monitoring Relay, 3 Phase, DIN Rail / 2752206 (1 offer) 
Electrical Phase = 3 Mounting Type = DIN Rail
Siemens
7SR54315AA160AA0
£ 7,052.191*
per piece
 
 piece
Tele Frequency, Voltage Mains and System Protection, 3 Phase, DIN Rail / 2664272 (1 offer) 
Monitoring Application = Frequency, Voltage Electrical Phase = 3 Mounting Type = DIN Rail Series = RE Minimum Operating Temperature = -15°C
Tele
NA003-M64
from £ 337.32*
per piece
 
 piece
Tele Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 1239727 (1 offer) 
VEO Series Current Monitoring Relay. TELE VEO series AC current monitoring for single phase mains. Featuring overcurrent and undercurrent monitoring and a single change over contact. The VEO series...
Tele
V4IM100AL20 24-240V AC/DC
from £ 136.97*
per piece
 
 piece
Tele Phase Monitoring Relay, 3 Phase, SPDT, DIN Rail / 1239725 (1 offer) 
VEO Series Voltage Monitoring Relay. TELE VEO series AC and DC voltage monitoring relay. Multifunction monitoring in a slim easy to use package. The VEO series have a self-extinguishing plastic bod...
Tele
V2PF480Y/277VSY01
from £ 59.551*
per piece
 
 piece
Tele Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 1239749 (1 offer) 
GAMMA Series Current Monitoring Relay. TELE GAMMA series AC/DC current monitoring for single phase. Featuring overcurrent and undercurrent monitoring and two change over contacts. The GAMMA series ...
Tele
G2IM5AL20 24-240VAC/DC
from £ 174.509*
per piece
 
 piece
Tele Phase, Voltage Monitoring Relay, 1, 3 Phase, SPDT, Maximum of 400 V, DIN Rail / 1239717 (1 offer) 
ENYA Series Voltage Monitoring Relays. TELE ENYA series AC and DC voltage monitoring relay. Multifunction monitoring in a slim easy to use package. The ENYA series have a self-extinguishing plastic...
Tele
E1YM400VS10
from £ 137.108*
per piece
 
 piece
Tele Phase, Temperature Monitoring Relay, 3 Phase, DPDT, DIN Rail / 1239726 (1 offer) 
VEO Series Voltage Monitoring Relay. TELE VEO series AC and DC voltage monitoring relay. Multifunction monitoring in a slim easy to use package. The VEO series have a self-extinguishing plastic bod...
Tele
V4PF480Y/277VSYTK02
from £ 99.245*
per piece
 
 piece
Tele Phase, Voltage Monitoring Relay, 3 Phase, DPDT, Maximum of 400 V, DIN Rail / 1239719 (1 offer) 
ENYA Series Voltage Monitoring Relays. TELE ENYA series AC and DC voltage monitoring relay. Multifunction monitoring in a slim easy to use package. The ENYA series have a self-extinguishing plastic...
Tele
E3PF400VSY02
from £ 115.006*
per piece
 
 piece
Tele Phase, Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail / 1829995 (1 offer) 
Voltage monitoring 3-phase 3∼ 208-690V, Phase failure monitoring, Phase sequence monitoring, undervoltage setting and tripping delay adjustable, 2 COMonitoring relays - GAMMA series Undervoltage mo...
Tele
G2PU690VS20
from £ 158.417*
per piece
 
 piece
Tele Phase, Voltage Monitoring Relay, 3 Phase, SPDT, Maximum of 400 V, DIN Rail / 1239713 (1 offer) 
ENYA Series Voltage Monitoring Relays. TELE ENYA series AC and DC voltage monitoring relay. Multifunction monitoring in a slim easy to use package. The ENYA series have a self-extinguishing plastic...
Tele
E1PF400VSY01
from £ 62.60*
per piece
 
 piece
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