Earth Leakage Relays

Earth leakage relays (also known as ELRs or by the alternative name of differential relays) are specialised latching relays that are used to monitor the leakage of current to earth on 3-phase electrical systems, interrupting the circuit in the event that a dangerous voltage leak is detected. Earth leakage relays can be found in domestic distribution boards and are used to sense insulation failu...

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RS Pro
45/65 Hz
Earth Leakage Relay
0.03 to 10 A
Analogue Output 0 to 1 mA
40ms
-
-
1W
-
-
-
IP40, IP20
12, 24V dc
-20°C
-
55°C
EN 61000-6-4, EN 61000-6-2, EN 60255-6, EN 60255-27
52mm
64mm
90mm
Schneider Electric Differential Relay, 0 to 2000 Hz Frequency
RS Stock No.655-194BrandSchneider ElectricManufacturers Part No.LV481013

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Schneider Electric
0 to 2000 Hz
Differential Relay
-
-
-
-
-
-
Fixed
-
-
IP40, IP20
-
-25°C
-
70°C
No
188mm
96mm
225mm
Schneider Electric Differential Relay, 0 to 2000 Hz Frequency
RS Stock No.654-169BrandSchneider ElectricManufacturers Part No.LV481016

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Schneider Electric
0 to 2000 Hz
Differential Relay
-
-
-
-
-
-
-
-
-
IP20, IP40
-
-25°C
-
70°C
No
126mm
78mm
151mm
Broyce Control RCD Switch Earth Leakage Relay
RS Stock No.511-9121BrandBroyce ControlManufacturers Part No.ELRM44V-30 115/230VAC

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Broyce Control
-
RCD Switch Earth Leakage Relay
-
-
-
-
-
-
-
-
-
-
-
-
-
-
IEC 60755
-
-
-
Broyce Control Earth Leakage Relay, 50 to 60 Hz Frequency, 7.5 mA to 30 A Leakage, SPDT, SPNO Output
RS Stock No.188-3538BrandBroyce ControlManufacturers Part No.ELR30PN 24-230V AC/DC

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Broyce Control
50 to 60 Hz
Earth Leakage Relay
7.5 mA to 30 A
SPDT, SPNO
-
Type A
Remote
5W
DIN Rail
Screw
ELR0
IP20
230, 24V ac/dc
-20°C
8A
60°C
C-Tick, CISPR 22, IEC 61543, IEC 60947-2, Annex M, IEC 62020, CE, IEC 61000-4 Series, RoHS, IEC 60755
44mm
44mm
85mm
Broyce Control Earth Leakage Relay, 50 to 400 Hz Frequency, 30A Leakage, SPDT, SPNO Output
RS Stock No.188-3546BrandBroyce ControlManufacturers Part No.ELRM44V-30 12-125V DC

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Broyce Control
50 to 400 Hz
Earth Leakage Relay
30A
SPDT, SPNO
10s
Type A
Remote
5W
DIN Rail
-
ELRM44
IP20
-
-20°C
-
55°C
-6, IEC 61000-4-2, CE, 62020, 60947, 61543, CISPR 22, IEC60755, -3, -5, -4, -12, -16
44mm
44mm
85mm
Broyce Control Earth Leakage Relay, 50 to 60 Hz Frequency, 1.5 mA to 1 A Leakage, SPNO, SPDT Output
RS Stock No.188-3537BrandBroyce ControlManufacturers Part No.ELR01PN 24-230V AC/DC

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Broyce Control
50 to 60 Hz
Earth Leakage Relay
1.5 mA to 1 A
SPNO, SPDT
-
Type A
Remote
6VA
DIN Rail
-
ELR0
IP20
230, 24V ac/dc
-20°C
8A
60°C
CE and RoHS, IEC 60947-2, IEC 60755, IEC 61543, CISPR 22, C-Tick, IEC 62020, IEC 61000-4 Series, Annex M
44mm
44mm
85mm
Socomec Earth Leakage Relay, 47/63 Hz Frequency, 0.03 mA to 30 A Leakage, 2 Output
RS Stock No.187-9918BrandSocomecManufacturers Part No.49413602

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Socomec
47/63 Hz
Earth Leakage Relay
0.03 mA to 30 A
2
10s
Class 3
Remote
5W
Modular
Screw
RESYS M40
IP20, IP40
115, 230, 400V
-20°C
8A
55°C
IEC 60755, IEC 60947-2, IEC 61543 A1, IEC 60664
44mm
63.5mm
85mm
Carlo Gavazzi Earth Leakage Relay, 50 to 60 Hz ±10% Frequency, Two Relay Output Output
RS Stock No.209-8588BrandCarlo GavazziManufacturers Part No.DEB71DM24A30

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Carlo Gavazzi
50 to 60 Hz ±10%
Earth Leakage Relay
-
Two Relay Output
-
-
When Pressed It Will Test The System Integrity
2.5VA
DIN Rail
Screw
DEB71
IP20
24, 240V ac
-25°C
-
60°C
CSA Standard C22.2 No. 14-10, EN 60947-2 Annex M, EN 62020, UL508
35.5mm
70.4mm
81mm
Socomec Dearth Leakage Relay 2 CO
RS Stock No.179-9655BrandSocomecManufacturers Part No.49413723

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Socomec
-
Dearth Leakage Relay
-
-
-
-
-
-
-
-
-
-
-
-
-
-
IEC 61543 A1, IEC 60664, IEC 60755, IEC 60947-2
-
-
-
Carlo Gavazzi Earth Leakage Relay, 50 to 60 Hz ±10% Frequency, 300 mA Leakage, Relay SPDT Output
RS Stock No.209-8586BrandCarlo GavazziManufacturers Part No.DEA71DM24A003

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Carlo Gavazzi
50 to 60 Hz ±10%
Earth Leakage Relay
300 mA
Relay SPDT
-
-
-
2.5VA
DIN Rail
Screw
DEA71
IP20
24, 240V ac
-25°C
-
60°C
EN 60947-2 Annex M, CSA Standard C22.2 No. 14-10, UL508, EN 62020, RoHS Directive
35.5mm
67.7mm
81mm
Carlo Gavazzi Earth Leakage Relay, 50 to 60 Hz ±10% Frequency, 300 mA Leakage, Relay SPDT, 14 NO, 12 NC Output
RS Stock No.209-8587BrandCarlo GavazziManufacturers Part No.DEA71DM24A030

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Carlo Gavazzi
50 to 60 Hz ±10%
Earth Leakage Relay
300 mA
Relay SPDT, 14 NO, 12 NC
-
-
-
2.5VA
DIN Rail
Screw
DEA71
IP20
24, 240V ac
-25°C
-
60°C
UL508, RoHS Directive, EN 62020, EN 60947-2 Annex M, CSA Standard C22.2 No. 14-10 - Industrial control equipment
35.5mm
67.7mm
81mm
Carlo Gavazzi Earth Leakage Relay, 50 to 60 Hz ±10% Frequency, 5 A at 24 VDC, 5 A at 250 VAC Output
RS Stock No.209-8589BrandCarlo GavazziManufacturers Part No.DEB71DM24A5

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Carlo Gavazzi
50 to 60 Hz ±10%
Earth Leakage Relay
-
5 A at 24 VDC, 5 A at 250 VAC
-
-
-
2.5VA
DIN Rail
Screw
DEB71
IP20
24, 240V ac
-25°C
-
60°C
CSA Standard C22.2 No. 14-10, EN 62020, UL508, EN 60947-2 Annex M
35.5mm
70.4mm
81mm
Lovato Earth Leakage Relay, 50 to 60 Hz Frequency, 0.025 to 25 A Leakage, 1 Output
RS Stock No.248-3496BrandLovatoManufacturers Part No.R1D415

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Lovato
50 to 60 Hz
Earth Leakage Relay
0.025 to 25 A
1
5s
-
Yes
5.5VA
Flush
Fixed
R1D
IP40, IP20
220, 240, 380, 415, 110, 125V
-10°C
2.5A
60°C
IEC/EN 60947-2
70mm
100mm
100mm
Lovato Earth Leakage Relay, 50 to 60 Hz Frequency, 0.025 to 25 A Leakage, 2 Output
RS Stock No.248-3497BrandLovatoManufacturers Part No.R2D415

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Lovato
50 to 60 Hz
Earth Leakage Relay
0.025 to 25 A
2
-
-
Button Yes
4.5VA
Flush
Fixed
R2D
IP20, IP40
110, 125, 220, 240, 380, 415V
-10°C
2.5A
60°C
IEC/EN 60947-2
96mm
100mm
96mm
Lovato Earth Leakage Relay, 50 to 60 Hz Frequency, 0.025 to 25 A Leakage, 2 Output
RS Stock No.248-3498BrandLovatoManufacturers Part No.R3D415

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Lovato
50 to 60 Hz
Earth Leakage Relay
0.025 to 25 A
2
-
-
Button Yes
4.5VA
Flush
Fixed
-
IP20, IP40
110, 125, 220, 240, 380, 415V
-10°C
2.5A
60°C
IEC/EN 60947-2
70mm
100mm
100mm
Lovato Earth Leakage Relay, 50 to 60 Hz Frequency, 0.03 to 30 A Leakage, 2 Output
RS Stock No.248-3499BrandLovatoManufacturers Part No.R4D415

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Lovato
50 to 60 Hz
Earth Leakage Relay
0.03 to 30 A
2
-
-
Yes
5.5VA
Flush
Screw
-
IP40, IP20
110, 125, 220, 240, 380, 415V
-10°C
2.5A
60°C
IEC/EN 60947-2
70mm
100mm
100mm
Lovato Earth Leakage Relay, 50 to 60 Hz Frequency, 0.25 to 2.5 A Leakage, SPDT Output
RS Stock No.248-3628BrandLovatoManufacturers Part No.31RC80415

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Lovato
50 to 60 Hz
Earth Leakage Relay
0.25 to 2.5 A
SPDT
-
-
Yes
3VA
DIN Rail
Fixed
-
IP20
220, 240, 380, 415, 110, 125V
-10°C
5A
60°C
IEC/EN 60947-2
150mm
100mm
160mm
Lovato Earth Leakage Relay, 50 to 60 Hz Frequency, 0.25 to 2.5 A Leakage, SPDT Output
RS Stock No.248-3629BrandLovatoManufacturers Part No.31RM415

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Lovato
50 to 60 Hz
Earth Leakage Relay
0.25 to 2.5 A
SPDT
0.2s
-
Button
3VA
DIN Rail
Fixed
-
IP20
220, 240, 380, 415, 110, 125V
-10°C
2.5A
60°C
IEC/EN 60947-2
52mm
100mm
89mm
Lovato Earth Leakage Relay, 50 to 60 Hz Frequency, 0.25 to 2.5 A Leakage, SPDT Output
RS Stock No.248-3630BrandLovatoManufacturers Part No.31RMT415

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Lovato
50 to 60 Hz
Earth Leakage Relay
0.25 to 2.5 A
SPDT
-
-
Button
3VA
DIN Rail
Fixed
RMT
IP20
220, 240, 380, 415, 110, 125V
-10°C
2.5A
60°C
IEC/EN 60947-2
105mm
100mm
89mm