Category: Dold Insulation Monitors - Page 4

Optimal applications for DOLD insulation monitors include UPS systems, energy storage systems, photovoltaic systems, DC charging stations, generators, and medical technology applications. DOLD’s in-house product development and manufacturing capabilities also enable the creation of customized versions for increasingly demanding applications.
Contact us to find the optimal insulation monitor for your application!

Your benefits:

Higher productivity through early fault detection
Preventive maintenance
Increased fire safety through early detection of insulation faults
Tripping values can be simply adjusted via a potentiometer
For mains with up to AC 1000 V and DC 1000 V
Detects both asymmetric and symmetric insulation faults
Pre-warning provides early information on changes in insulation resistance
For system leakage capacitance of up to 3000 μF
Customer-specific versions

150 products

0061238
Insulation Monitor – IL5880 – 0061238
IL5880.12/200 AC50-400HZ 440V
Alarm and pre-warning value adjustable
Function of the output relays adjustable
Quiescent current principle
Alarm value: 5 - 100 kOhm
Advance warning value: 10 kOhm - 5 MOhm
Contact assembly: 2 x 1 changeover
Auxiliary voltage: AC 440 V 50 - 400 Hz
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0061887
Insulation Monitor – IL5880 – 0061887
IL5880.12/200 AC50-400HZ 24V
Alarm and pre-warning value adjustable
Function of the output relays adjustable
Quiescent current principle
Alarm value: 5 - 100 kOhm
Advance warning value: 10 kOhm - 5 MOhm
Contact assembly: 2 x 1 changeover
Auxiliary voltage: AC 24 V 50 - 400 Hz
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0062199
Insulation Monitor – IL5880 – 0062199
IL5880.12/800 DC24V
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0063086
Insulation Monitor – IL5880 – 0063086
IL5880.12/300 DC12V
For mobile power generators
Alarm value: 5 - 100 kOhm
Advance warning value: 10 kOhm - 5 MOhm
Contact assembly: 2 x 1 changeover
Auxiliary voltage: DC 12 V
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0063569
Insulation Monitor – IL5880 – 0063569
IL5880.12/200 AC50-400HZ 220-240V
Alarm and pre-warning value adjustable
Function of the output relays adjustable
Quiescent current principle
Alarm value: 5 - 200 kOhm
Advance warning value: 10 kOhm - 5 MOhm
Contact assembly: 2 x 1 changeover
Auxiliary voltage: AC 220 - 240 V 50 - 400 Hz
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0064311
Insulation Monitor – IL5880 – 0064311
IL5880.12/300 AC50-400HZ 380-415V
For mobile power generators
Alarm value: 5 - 100 kOhm
Advance warning value: 10 kOhm - 5 MOhm
Contact assembly: 2 x 1 changeover
Auxiliary voltage: AC 380 - 415 V 50 - 400 Hz
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0064661
Insulation Monitor – IL5880 – 0064661
IL5880.12/802 AC50-400HZ 220-240V
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0064662
Insulation Monitor – IL5880 – 0064662
IL5880.12/802 DC24V
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0065038
Insulation Monitor – IL5880 – 0065038
IL5880.12/300 DC24V
For mobile power generators
Alarm value: 5 - 100 kOhm
Advance warning value: 10 kOhm - 5 MOhm
Contact assembly: 2 x 1 changeover
Auxiliary voltage: DC 24 V
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0067072
Insulation Monitor – IL5880 – 0067072
IL5880.12 AC50-400HZ 220-240V
Alarm value adjustable
Quiescent current principle
Alarm value: 10 - 500 kOhm
Advance warning value: Without
Contact assembly: 2 changeovers
Auxiliary voltage: AC 220 - 240 V 50 - 400 Hz
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0067517
Insulation Monitor – IL5880 – 0067517
IL5880.12/100 DC12V
Alarm value fixed
Quiescent current principle
Alarm value: 30 kOhm
Advance warning value: Without
Contact assembly: 2 changeovers
Auxiliary voltage: DC 12 V
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0067519
Insulation Monitor – IL5880 – 0067519
IL5880.12/100 DC24V
Alarm value fixed
Quiescent current principle
Alarm value: 30 kOhm
Advance warning value: Without
Contact assembly: 2 changeovers
Auxiliary voltage: DC 24 V
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0068929
Insulation Monitor – IL5880 – 0068929
IL5880.12/100 DC12V 23K-OHM
Alarm value fixed
Quiescent current principle
Alarm value: 23 kOhm
Advance warning value: Without
Contact assembly: 2 changeovers
Auxiliary voltage: DC 12 V
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0068930
Insulation Monitor – IL5880 – 0068930
IL5880.12/100 DC24V 23K-OHM
Alarm value fixed
Quiescent current principle
Alarm value: 23 kOhm
Advance warning value: Without
Contact assembly: 2 changeovers
Auxiliary voltage: DC 24 V
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0069518
Insulation Monitor – IL5880 – 0069518
IL5880.12/001 AC50-400HZ 220-240V
Alarm value adjustable
Working current principle
Alarm value: 5 - 100 kOhm
Advance warning value: Without
Contact assembly: 2 changeovers
Auxiliary voltage: AC 220 - 240 V 50 - 400 Hz
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0053802
Insulation Monitor – IL5881 – 0053802
IL5881.12 DC12-280V UH AC220-240V
Alarm value: 5 - 200 kOhm
Contact assembly: 2 changeovers
Nominal voltage: DC 12 - 280 V
Auxiliary voltage: AC 220 - 240 V
Time Delay: Without
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0053803
Insulation Monitor – IL5881 – 0053803
IL5881.12 DC12-280V UH AC380-415V
Alarm value: 5 - 200 kOhm
Contact assembly: 2 changeovers
Nominal voltage: DC 12 - 280 V
Auxiliary voltage: AC 380 - 415 V
Time Delay: Without
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0053804
Insulation Monitor – IL5881 – 0053804
IL5881.12 DC24-500V UH DC24V
Alarm value: 20 - 500 kOhm
Contact assembly: 2 changeovers
Nominal voltage: DC 24 - 500 V
Auxiliary voltage: DC 24 V
Time Delay: Without
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0053805
Insulation Monitor – IL5881 – 0053805
IL5881.12/100 DC12-280V 5-200K-OHM
Alarm value: 5 - 200 kOhm
Contact assembly: 2 changeovers
Nominal voltage: DC 12 - 280 V
Auxiliary voltage: Without
Time Delay: Without
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0053806
Insulation Monitor – IL5881 – 0053806
IL5881.12/300 DC12-280V 5-200K-OHM
With alarm delay
Alarm value: 5 - 200 kOhm
Contact assembly: 2 changeovers
Nominal voltage: DC 12 - 280 V
Auxiliary voltage: Without
Time Delay: 0,5 - 20 s
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Dold Insulation Monitors

Insulation Monitor – IL5880 – 0061238

Insulation Monitor – IL5880 – 0061887

Insulation Monitor – IL5880 – 0062199

Insulation Monitor – IL5880 – 0063086

Insulation Monitor – IL5880 – 0063569

Insulation Monitor – IL5880 – 0064311

Insulation Monitor – IL5880 – 0064661

Insulation Monitor – IL5880 – 0064662

Insulation Monitor – IL5880 – 0065038

Insulation Monitor – IL5880 – 0067072

Insulation Monitor – IL5880 – 0067517

Insulation Monitor – IL5880 – 0067519

Insulation Monitor – IL5880 – 0068929

Insulation Monitor – IL5880 – 0068930

Insulation Monitor – IL5880 – 0069518

Insulation Monitor – IL5881 – 0053802

Insulation Monitor – IL5881 – 0053803

Insulation Monitor – IL5881 – 0053804

Insulation Monitor – IL5881 – 0053805

Insulation Monitor – IL5881 – 0053806