Dold Insulation Monitoring Relay, 1, 3 Phase, DPDT, 0 → 500V ac, DIN Rail

View all Monitoring Relays

Subtotal (1 unit)*

£213.63

(exc. VAT)

£256.36

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 21 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£213.63

*price indicative

RS Stock No.:
181-2773
Mfr. Part No.:
MK5880N.12 DC24V 5-100kOhm
Brand:
Dold
Find similar products by selecting one or more attributes.
Select all

Brand

Dold

Monitoring Application

Insulation

Electrical Phase

1, 3

Contact Configuration

DPDT

Voltage Sensing Range

0 → 500V ac

Mounting Type

DIN Rail

Series

MK5880N

Operating Temperature Range

+60°C

Minimum Operating Temperature

-20°C

Maximum Voltage Sensed

500V ac

Dimensions

97 x 22.5 x 90mm

Minimum Voltage Sensed

0V ac

Length

97mm

Maximum Operating Temperature

+60°C

Width

22.5mm

Terminal Type

Screw

Height

90mm

COO (Country of Origin):
DE
For single and 3-phase AC-systems up to 0 ... 500 V and 10 ... 1000 Hz
Monitors also disconnected voltage systems
Adjustable tripping value RALof 5 ... 100 kΩ
De-energized on trip
Auxiliary voltage, measuring circuit and output contacts are galvanically separated
Manual and auto reset
With test and reset button
Connections for external test and reset buttons possible
LED indicators for operation and alarm
2 changeover contacts
MK 5880N/200 with additional pre warning
adjustable pre warning value 10 kΩ ... 5 MΩ
1 output relay for alarm and 1 for pre-warning
MH 5880/500: similar to MK 5880N but with galvanic separated analogue output and 11 step LED chain for the actual insulation value
Wire connection: also 2 x 1.5 mm2 stranded ferruled, or
2 x 2.5 mm2 solid DIN 46 228-1/-2/-3/-4
As option with pluggable terminal blocks for easy exchange of devices
with screw terminals
or with cage clamp terminals

Related links