Monitoring Relays

  • What are Monitoring Relays?

    Monitoring relays are electrical devices that are used to monitor various parameters in a power system, such as voltage, current, temperature, and frequency, and trigger an alarm or action if the values go beyond a preset threshold. They are designed to detect abnormal operating conditions in a system and alert operators or take corrective action to pre...

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RS PRO Monitoring Relay, 1 Phase, 120/300 V Monitor Range, SPST, DIN Rail, 230V ac
RS PRO Monitoring Relay, 1 Phase, 120/300 V Monitor Range, SPST, DIN Rail, 230V ac
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RS Stock No.: 434-521Brand: RS PRO

AED 227.79

AED 227.79 Each (ex VAT)

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1AED 227.79
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RS Pro
-
Monitoring Relay
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-
1
Undervoltage Monitoring
SPST
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-
-
DIN Rail
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IP20
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120/300 V
230V ac
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-20°C
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-
55°C
CE-UKCA ROHS-3
67.5mm
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-
52.9mm
90.3mm
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RS PRO Monitoring Relay, 1 Phase, DIN Rail
RS PRO Monitoring Relay, 1 Phase, DIN Rail
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RS Stock No.: 132-174Brand: RS PRO

AED 129.71

AED 129.71 Each (ex VAT)

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1

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1AED 129.71
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RS Pro
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Monitoring Relay
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1
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DIN Rail
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No
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RS PRO Monitoring Relay, 1 Phase, DIN Rail
RS PRO Monitoring Relay, 1 Phase, DIN Rail
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RS Stock No.: 132-171Brand: RS PRO

AED 120.21

AED 120.21 Each (ex VAT)

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1

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1AED 120.21
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RS Pro
-
Monitoring Relay
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-
1
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-
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-
DIN Rail
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2 s
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-
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-
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-20°C
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-
55°C
No
23mm
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SSR
90mm
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-
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-
RS PRO Monitoring Relay, 1 Phase, DIN Rail, 220V ac
RS PRO Monitoring Relay, 1 Phase, DIN Rail, 220V ac
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RS Stock No.: 122-215Brand: RS PRO

AED 118.59

AED 118.59 Each (ex VAT)

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1

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1AED 118.59
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RS Pro
-
Monitoring Relay
-
-
1
Undervoltage Monitoring
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-
-
-
DIN Rail
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6VA
250V ac
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-
-
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-
IP20
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-
-
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-
220V ac
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-
-
-
-
-20°C
5A
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55°C
2006/95/EC - 2004/108/EC
35.4mm
-
DKG
9mm
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-
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-
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RS PRO Monitoring Relay, 1 Phase, DIN Rail, 220V ac
RS PRO Monitoring Relay, 1 Phase, DIN Rail, 220V ac
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RS Stock No.: 122-210Brand: RS PRO

AED 89.09

AED 89.09 Each (ex VAT)

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1

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1AED 89.09
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RS Pro
-
Monitoring Relay
-
-
1
Undervoltage Monitoring
-
-
-
-
DIN Rail
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6VA
250V ac
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-
-
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-
IP20
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-
-
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-
220V ac
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-
-
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-
-20°C
5A
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55°C
2006/95/EC - 2004/108/EC
35.6mm
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GKM
94.6mm
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RS PRO Monitoring Relay, 3 Phase, 150/260 V ac Monitor Range, DIN Rail, 150V ac, 260 V ac
RS PRO Monitoring Relay, 3 Phase, 150/260 V ac Monitor Range, DIN Rail, 150V ac, 260 V ac
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RS Stock No.: 122-217Brand: RS PRO

AED 57.69

AED 57.69 Each (ex VAT)

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1

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1AED 57.69
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RS Pro
-
Monitoring Relay
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-
3
Plug
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DIN Rail
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150/260 V ac
150, 260V ac
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-20°C
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55°C
2006/95/EC - 2004/108/EC
23mm
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FKV
95mm
6mm
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RS PRO Monitoring Relay, 3 Phase, 230/460 V Monitor Range, SPDT, DIN Rail, 380V ac
RS PRO Monitoring Relay, 3 Phase, 230/460 V Monitor Range, SPDT, DIN Rail, 380V ac
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RS Stock No.: 434-520Brand: RS PRO

AED 183.13

AED 183.13 Each (ex VAT)

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1

Available in multiples of 1
1AED 183.13
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RS Pro
-
Monitoring Relay
-
-
3
Undervoltage Monitoring
SPDT
-
-
-
DIN Rail
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-
-
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-
-
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-
IP20
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-
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-
230/460 V
380V ac
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-
-
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-
-20°C
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-
55°C
ROHS-3, CE-UKCA
84.5mm
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-
44mm
75mm
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RS PRO Monitoring Relay, 3 Phase, 380 V ac Monitor Range, DIN Rail, 380V ac
RS PRO Monitoring Relay, 3 Phase, 380 V ac Monitor Range, DIN Rail, 380V ac
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RS Stock No.: 122-216Brand: RS PRO

AED 77.86

AED 77.86 Each (ex VAT)

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1

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1AED 77.86
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RS Pro
-
Monitoring Relay
-
-
3
Plug
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-
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-
DIN Rail
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4VA
250V ac
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-
-
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IP20
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-
380 V ac
380V ac
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-
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-20°C
5A
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55°C
2006/95/EC - 2004/108/EC
23mm
-
FKV
95mm
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RS PRO Monitoring Relay, 3 Phase, DIN Rail
RS PRO Monitoring Relay, 3 Phase, DIN Rail
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RS Stock No.: 132-172Brand: RS PRO

AED 77.30

AED 77.30 Each (ex VAT)

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1

Available in multiples of 1
1AED 77.30
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RS Pro
-
Monitoring Relay
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3
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DIN Rail
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No
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RS PRO Monitoring Relay, 3 Phase, DIN Rail
RS PRO Monitoring Relay, 3 Phase, DIN Rail
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RS Stock No.: 132-173Brand: RS PRO

AED 97.24

AED 97.24 Each (ex VAT)

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1

Available in multiples of 1
1AED 97.24
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RS Pro
-
Monitoring Relay
-
-
3
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DIN Rail
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No
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RS PRO Monitoring Relay, 3 Phase, DIN Rail, 380V ac
RS PRO Monitoring Relay, 3 Phase, DIN Rail, 380V ac
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RS Stock No.: 122-212Brand: RS PRO

AED 104.37

AED 104.37 Each (ex VAT)

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1

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1AED 104.37
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RS Pro
-
Monitoring Relay
-
-
3
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DIN Rail
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6VA
250V ac
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-
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-
IP20
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-
-
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-
380V ac
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-
-
-
-
-20°C
5A
-
55°C
2006/95/EC - 2004/108/EC
35.4mm
-
GKT
94.6mm
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RS PRO Monitoring Relay, 3 Phase, SPDT, DIN Rail, 5A to 100A, 150V ac, 260 V ac
RS PRO Monitoring Relay, 3 Phase, SPDT, DIN Rail, 5A to 100A, 150V ac, 260 V ac
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RS Stock No.: 434-506Brand: RS PRO

AED 262.85

AED 262.85 Each (ex VAT)

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1

Available in multiples of 1
1AED 262.85
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RS Pro
-
Monitoring Relay
-
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3
-
SPDT
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-
DIN Rail
5A
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-
100A
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Overcurrent
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IP20
0.1 to 20 s
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150, 260V ac
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-
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-20°C
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-
55°C
ROHS-3, CE-UKCA
84.5mm
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-
44mm
75mm
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RS PRO Phase/Voltage Monitoring Relays, 1 Phase, 150 to 300 V ac Monitor Range, 1 x 8A CO Relay Output, DIN Rail, 230V
RS PRO Phase/Voltage Monitoring Relays, 1 Phase, 150 to 300 V ac Monitor Range, 1 x 8A CO Relay Output, DIN Rail, 230V
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RS Stock No.: 558-901Brand: RS PRO

AED 221.61

AED 221.61 Each (ex VAT)

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1

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1AED 221.61
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RS Pro
-
Phase/Voltage Monitoring Relays
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-
1
Undervoltage Monitoring
1 x 8A CO Relay Output
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-
-
DIN Rail
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6VA
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Screw
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IP40, IP20
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-
270 V dc
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150 to 300 V ac
230V ac
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-
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-
-5°C
8A
-
55°C
EC 60529, EC 60255-3, EC 60870-5, EC 60255-6
36mm
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-
59mm
90mm
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RS PRO Phase/Voltage Monitoring Relays, 1 Phase, 150 to 300 V ac Monitor Range, DIN Rail, 230V ac 270 V dc
RS PRO Phase/Voltage Monitoring Relays, 1 Phase, 150 to 300 V ac Monitor Range, DIN Rail, 230V ac 270 V dc
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RS Stock No.: 558-898Brand: RS PRO

AED 223.41

AED 223.41 Each (ex VAT)

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1

Available in multiples of 1
1AED 223.41
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RS Pro
-
Phase/Voltage Monitoring Relays
-
-
1
Undervoltage Monitoring
-
-
-
-
DIN Rail
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2W
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-
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Screw
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IP40, IP20
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-
270 V dc
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150 to 300 V ac
230V ac
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-
-
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-5°C
8A
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55°C
EC 60255-6, EC 60255-3, EC 60529, EC 60870-5
36mm
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-
59.7mm
90mm
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-
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RS PRO Phase/Voltage Monitoring Relays, 3 Phase, 230 V ac Monitor Range, 1 CO, DIN Rail, 230V ac
RS PRO Phase/Voltage Monitoring Relays, 3 Phase, 230 V ac Monitor Range, 1 CO, DIN Rail, 230V ac
Add to parts list
RS Stock No.: 558-897Brand: RS PRO

AED 161.50

AED 161.50 Each (ex VAT)

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1

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1AED 161.50
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RS Pro
-
Phase/Voltage Monitoring Relays
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-
3
Plug, Transducer
1 CO
-
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-
DIN Rail
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-
-
-
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Screw
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230 V ac
230V ac
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-
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-5°C
8A
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55°C
No
35mm
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-
58mm
90mm
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RS PRO Phase/Voltage Monitoring Relays, 3 Phase, 380 V ac Monitor Range, 1 CO, DIN Rail, 230V ac
RS PRO Phase/Voltage Monitoring Relays, 3 Phase, 380 V ac Monitor Range, 1 CO, DIN Rail, 230V ac
Add to parts list
RS Stock No.: 558-892Brand: RS PRO

AED 190.54

AED 190.54 Each (ex VAT)

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1

Available in multiples of 1
1AED 190.54
Add to basket
RS Pro
-
Phase/Voltage Monitoring Relays
-
-
3
Plug
1 CO
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-
-
DIN Rail
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Screw
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380 V ac
230V ac
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-
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-5°C
8A
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55°C
No
35mm
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MKC-03
58mm
90mm
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RS PRO Monitoring Relay, 1 Phase, SPDT, DIN Rail 24 V dc
RS PRO Monitoring Relay, 1 Phase, SPDT, DIN Rail 24 V dc
Add to parts list
RS Stock No.: 102-6130Brand: RS PRO

AED 334.75

AED 334.75 Each (ex VAT)

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1

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1AED 334.75
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RS Pro
-
Monitoring Relay
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-
1
-
SPDT
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-
DIN Rail
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3W
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Screw
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IP20
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24 V dc
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-20°C
8A
-
60°C
RoHS, UL, CE, IEC, EMC EN 61000-6
17.5mm
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L
66.5mm
89mm
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RS PRO Monitoring Relay, 3 Phase, 280/520 V ac Monitor Range, SPDT, DIN Rail, 280V ac, 520 V ac
RS PRO Monitoring Relay, 3 Phase, 280/520 V ac Monitor Range, SPDT, DIN Rail, 280V ac, 520 V ac
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RS Stock No.: 102-6136Brand: RS PRO

AED 365.25

AED 365.25 Each (ex VAT)

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1AED 365.25
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RS Pro
-
Monitoring Relay
-
-
3
-
SPDT
-
-
-
DIN Rail
-
8VA
-
-
-
-
Screw
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280/520 V ac
280, 520V ac
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-
-
-
-
-20°C
8A
-
60°C
RoHS, EN 61000-6-4, cUL, IEC 60664
17.5mm
-
L
66.5mm
89mm
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-
RS PRO Monitoring Relay, 3 Phase, 120/240 V ac Monitor Range, SPDT, DIN Rail, 223V ac, 7795 V ac
RS PRO Monitoring Relay, 3 Phase, 120/240 V ac Monitor Range, SPDT, DIN Rail, 223V ac, 7795 V ac
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RS Stock No.: 223-7795Brand: RS PRO

AED 627.20

AED 627.20 Each (ex VAT)

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1

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1AED 627.20
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RS Pro
-
Monitoring Relay
-
-
3
Undervoltage Monitoring
SPDT
-
-
-
DIN Rail
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16VA
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-
-
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Screw
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IP20, IP30
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-
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120/240 V ac
223, 7795V ac
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-
-
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-
-20°C
3A
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60°C
No
90mm
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MAG0
66.5mm
90mm
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-
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RS PRO Phase/Voltage Monitoring Relays, 3 Phase, SPDT, DIN Rail, 415 V ac
RS PRO Phase/Voltage Monitoring Relays, 3 Phase, SPDT, DIN Rail, 415 V ac
Add to parts list
RS Stock No.: 223-7792Brand: RS PRO

AED 548.15

AED 548.15 Each (ex VAT)

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1

Available in multiples of 1
1AED 548.15
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RS Pro
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