Monitored IT power supply system type according to IEC 61557-8
|
|
DC
|
Measuring range of insulation resistance
|
RF |
2 ÷ 550 kΩ |
Adjustable range of critical insulation resistance
|
Ran |
2 ÷ 500 kΩ |
Number of insulation resistance fault levels (Ran)
|
|
1
|
Rated voltage of monitored IT system
|
Un |
110 V
|
Nominal supply voltage DC
|
Us |
75 ÷ 140 V |
IMD power supply
|
|
From measured IT system
|
Power consumption
|
P |
2 VA
|
Measuring input’s internal impedance
|
Zi |
> 55 kΩ
|
Internal DC resistance
|
Ri |
> 55 kΩ
|
Measuring accuracy
|
|
± 10 %
|
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
|
Housing material
|
|
Polyamid PA6, UL94 V-0
|
Electrical strength against internal circuits
|
|
3 750 V
|
Degree of protection of front panel
|
|
IP40
|
Degree of protection except the front panel
|
|
IP20
|
Operating temperature
|
ϑ |
- 25 ÷ 70 °C |
Storage temperature
|
|
- 40 ÷ 70 °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
|
|
2
|
Recommended back-up fuse
|
|
6 A/gG
|
Use for traction
|
|
No |
Operating position
|
|
Any
|
Operation type
|
|
Permanent
|