|
Monitored IT power supply system type according to IEC 61557-8
|
|
AC
|
|
Measuring range of insulation resistance
|
RF |
5 ÷ 900 kΩ |
|
Adjustable range of critical insulation resistance
|
Ran |
5 ÷ 300 kΩ |
|
Number of insulation resistance fault levels (Ran)
|
|
2
|
|
Rated voltage of monitored IT system
|
Un |
230 V
|
|
IMD power supply
|
|
From measured IT system, From independent power source
|
|
Nominal supply voltage AC
|
Us |
90 ÷ 265 V |
|
Nominal supply voltage DC
|
Us |
120 ÷ 370 V |
|
Power consumption
|
P |
5 VA
|
|
Measuring voltage
|
Um |
18 V
|
|
Measuring current
|
Im |
< 0.48 mA
|
|
Measuring input’s internal impedance
|
Zi |
> 100 kΩ
|
|
Measuring accuracy
|
|
± 10 %
|
|
Electrical strength against internal circuits
|
|
3 750 V
|
|
Equipped with display
|
|
Yes (OLED technology)
|
|
Supported module of distant signalisation (MDS)
|
|
MDS-D, MDS-DELTA
|
|
Communication interface for user
|
|
RS485 bus
|
|
Communication protocol
|
|
ISOLGUARD, PROFIBUS
|
|
Housing material
|
|
Polyamid PA6, UL94 V-0
|
|
Degree of protection of front panel
|
|
IP40
|
|
Degree of protection except the front panel
|
|
IP20
|
|
Operating temperature
|
ϑ |
- 10 ÷ 60 °C |
|
Protection class according to IEC 61140
|
|
II
|
|
Recommended cross-section of connected conductors
|
S |
1 mm2 |
|
Installation
|
|
On DIN rail 35 mm
|
|
Modular width
|
|
4
|
|
Operating position
|
|
Any
|
|
Operation type
|
|
Permanent
|
