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

View all Monitoring Relays

Subtotal (1 unit)*

£236.22

(exc. VAT)

£283.46

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 02 April 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£236.22

*price indicative

RS Stock No.:
181-2776
Mfr. Part No.:
MK5880N.38/200 DC24V 5-100kOhm VW10k-5MOhm
Brand:
Dold
Find similar products by selecting one or more attributes.
Select all

Brand

Dold

Monitoring Application

Insulation

Electrical Phase

1, 3

Contact Configuration

SPDT

Voltage Sensing Range

0 → 500V ac

Mounting Type

DIN Rail

Series

MK5880N

Dimensions

97 x 22.5 x 90mm

Operating Temperature Range

+60°C

Length

97mm

Maximum Operating Temperature

+60°C

Terminal Type

Screw

Maximum Voltage Sensed

500V ac

Width

22.5mm

Height

90mm

Minimum Voltage Sensed

0V ac

Minimum Operating Temperature

-20°C

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