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DEIF A/S 

Tel.:  

(+45) 9614 9614 

Frisenborgvej 33, DK-7800 Skive 

Fax:  

(+45) 9614 9615 

Denmark E-mail: 

[email protected]

 

   DEIF  A/

S

 

 
Installation/operation instructions 

 

Insulation monitor type ADL-111Q96/xxVDC

 

4189330017B (UK) 

 
 
 
 

 

 
 

 
 

 

Monitoring of insulation resistance on a DC network 

 

Working voltage 24V, 110V or 220V DC 

 

Measuring range 50...0k

, 250…0k

, 500…0k

 

 

Alarm on exceeding the adjusted set point 

 

DC auxiliary supply or self-powered 

 

Balanced insulation error included 

Summary of Contents for ADL-111Q96/xxVDC Series

Page 1: ...tion operation instructions Insulation monitor type ADL 111Q96 xxVDC 4189330017B UK Monitoring of insulation resistance on a DC network Working voltage 24V 110V or 220V DC Measuring range 50 0k 250 0k...

Page 2: ...ton can be mounted as illustrated on the drawing below The value of the resistor can be any value from 0 to the max allowed insulation value The ADL 111Q96 xxVDC is intended to be supplied from the IT...

Page 3: ...f there is an insulation error from the positive conductor of 2k and at the same time a similar insulation error from the negative conductor the value on the instrument will be indicated as 1k Connect...

Page 4: ...t in an alarm if ND function is selected Please notice that the ADL 111Q96 xxVDC is factory preset to relay function NE The figure below shows the location on the PCB of the S1 switch for selection of...

Page 5: ...s connected to the power system are equipped with decoupling capacitors e g electronic equipment To prevent incorrect insulation monitoring set the ADL to accept max 20 F capacitance using the S1 swit...

Page 6: ...e potentiometer until an alarm is transmitted Please notice that if the instrument is set to accept a max 20 F capacitance the delay for the alarm will be max 40 seconds on the 220V version due to the...

Page 7: ...case of disconnection of the IT network If this is to be prevented then set the S1 switch in position ND and change the wiring on the relay contact according to the information in the chapter Installa...

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