Main
Range
Vigilohm
name of the device
IM20
type of product or equipment
Insulation monitoring device
user language
Spanish
English
French
German
Russian
Chinese
Portuguese
Italian
type of electrical circuit
Moderately or slightly disturbed network
threshold setting
Prevention: 1 kOhm...1 MOhm
Error: 0.5...500 kOhm
communication protocol
Modbus
ground connection diagram
IT
Complementary
application
Marine
application Standard environment application
[ics] rated service breaking capacity
250 V - AC at 6 A
12…24 V - DC at 6 A
output switch
1 C/O standard or without failure
response time
<= 5 s
Handle front plate colour
110 mm
data logging
Alarm logs
input function
Inhibition d'injection: 24 V CC 5 mA
matter
Thermoplastic
product weight
0,25 kg
measuring current
0…0,4 mA
mode d'installation
Snap-in
Suspended
network voltage
0…600 V - AC at 45…440 Hz (device connected to neutral)
0…480 V - AC at 45…440 Hz (device connected to phase)
0…345 V - DC
power consumed in va
12 VA
internal impedance
110 kOhm - AC at 0.1...440 Hz
type of measurement
Mains insulation resistance - measurement range: 0.1 kOhm…10 MOhm
Earth leakage capacitance - measurement range: 0.1…40 µF
Alarm history
connection mode
Removable screw terminal block0.2...2.5 mm²
width (w)
96 mm
Local signalling
Green indicator light: satisfactory insulation resistance
White indicator light: below the prevention threshold
Orange indicator light: below the fault threshold
Orange flashing indicator light: transient error
timing setting range
0...5 min for signaling circuit
communication port
RS485
function test
Manual
Self-test
type d'installation
Interior
depth
59 mm
mounting bracket
DIN Rail
Panel
auxiliary supply voltage
110 à 415 V AC 45...440 Hz +/- 15%
125...250 V DC +/- 15%
measuring voltage
75V
type of display
Digital display
dielectric strength
4000 V - CA
5500 V - CC
Environment
degree of pollution
2
environment characteristic
Exposure to damp heat, non-operation conforming to IEC 60068-2-30
Exposure to damp heat, non-operation conforming to IEC 60068-2-56
Salt mist conforming to IEC 60068-2-52
ip degree of protection
Front panel: IP52
operating altitude
<= 3000 m
product certificates
BV
DNV
CE
EAC
RMRS
operating ambient temperature
-25…55 °C
overvoltage category
III
standards
CEI 60364-4-41
CEI 61010-1
CEI 61557-8
CEI 61326-2-4
storage room temperature
-40…70 °C