Main
Range
Vigilohm
name of the device
IM400
type of product or equipment
Insulation monitoring device
user language
Italian
French
German
Chinese
Portuguese
Russian
Spanish
English
type of electrical circuit
Severely or very disrupted network
threshold setting
Pre-alarms: 1 kOhm...1 MOhm Alarms
: 40 Ohm...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
48 V - DC at 1 A
output switch
2 "OF" standard or without failure
response time
<= 4 s
Handle front plate colour
123 mm
dimensions of the cutout
112 x 148 mm
input function
Inhibition d'injection: 24 V CA 5 mA
matter
Thermoplastic
product weight
0,75 kg
measuring current
0…3 mA
0…825 µA
0…375 µA
mode d'installation
Suspended
network voltage
0…480 V - AC at 45…440 Hz (device connected to phase)
0…830 V - AC at 45…440 Hz (device connected to neutral)
0…480 V - DC
power consumed in va
25 VA
internal impedance
40 kOhm - AC à 0.1...440 Hz
40 kOhm - CC
type of measurement
Mains insulation resistance - measurement range: 10 Ohm…10 MOhm
Earth leakage capacitance - measurement range: 0.1…500 µF
connection mode
Removable screw terminal block0.2...2.5 mm²
width (w)
159 mm
Local signalling
Green indicator light: satisfactory insulation resistance
White indicator light: below the prevention threshold
Red indicator light: internal or connection
fault Yellow indicator light: insulation fault
Yellow flashing indicator light: communication
timing setting range
0...120 min for signaling circuit
communication port
RS485
function test
Manual
Self-test
type d'installation
Interior
depth
90 mm
mounting bracket
Sign
mounting position
Horizontal
auxiliary supply voltage
100 to 440 V AC 50/60 Hz +/- 15%
100 to 440 V AC 400 Hz +/- 15%
100 to 440 V DC +/- 15%
measuring voltage
120V
15V
33V
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
Casing: IP20
Front panel: IP54
operating altitude
<= 3000 m
product certificates
DNV
RMRS
CE
ABS
EAC
CSA
cULus
UL
overvoltage category
III
standards
CEI 60364-4-41
CEI 61010-1
CEI 61557-8
CSA C22.2 No 14-05
CEI 60364-5-51
UL 508
relative humidity
0…90%
operating ambient air temperature
-25…55 °C
storage room temperature
-40…70 °C