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

RS Stock No.:: 181-2772
Mfr. Part No.:: MK5880N.12 AC50-400Hz 220-240V 5-100kOhm
Brand:: Dold

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

Subtotal (1 unit)*

Kr. 2 851,86

(exc. VAT)

Kr. 3 564,82

(inc. VAT)

FREE delivery for online orders over 500,00 kr

Temporarily out of stock

1 unit(s) shipping from 16 March 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	Kr. 2 851,86

*price indicative

RS Stock No.:: 181-2772
Mfr. Part No.:: MK5880N.12 AC50-400Hz 220-240V 5-100kOhm
Brand:: Dold

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Dold
	Monitoring Application	Insulation
	Electrical Phase	1, 3
	Voltage Sensing Range	0 → 500V ac
	Contact Configuration	DPDT
	Mounting Type	DIN Rail
	Frequency Sensing Range	50 → 400Hz
	Series	MK5880N
	Maximum Operating Temperature	+60°C
	Height	90mm
	Width	22.5mm
	Minimum Operating Temperature	-20°C
	Minimum Frequency Sensed	50Hz
	Terminal Type	Screw
	Maximum Voltage Sensed	500V ac
	Operating Temperature Range	+60°C
	Dimensions	97 x 22.5 x 90mm
	Minimum Voltage Sensed	0V ac
	Length	97mm
	Maximum Frequency Sensed	400Hz

	Select all
	Brand Dold
	Monitoring Application Insulation
	Electrical Phase 1, 3
	Voltage Sensing Range 0 → 500V ac
	Contact Configuration DPDT
	Mounting Type DIN Rail
	Frequency Sensing Range 50 → 400Hz
	Series MK5880N
	Maximum Operating Temperature +60°C
	Height 90mm
	Width 22.5mm
	Minimum Operating Temperature -20°C
	Minimum Frequency Sensed 50Hz
	Terminal Type Screw
	Maximum Voltage Sensed 500V ac
	Operating Temperature Range +60°C
	Dimensions 97 x 22.5 x 90mm
	Minimum Voltage Sensed 0V ac
	Length 97mm
	Maximum Frequency Sensed 400Hz

Datasheet

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

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

FREE delivery for online orders over 500,00 kr

Related links