Power Supply Modules - Landis+Gyr ULTRACOLD T550 Technical Description

Power supply

Power supply modules

General
Pollution degree
Ambient temperature
Storage temperature
Back-up time during power
failure (power reserve)
24 V safety extra-low voltage
° °
Voltage
Frequency
Galvanic isolation
Power consumption
Terminals for connecting cable
110 V or 230 V alternating voltage
Voltage
Type
Frequency
Line voltage fluctuations
Overvoltage category II per EN60010 2500 V pulse voltage
Power consumption
Relative humidity
Fuse protection
100 - 240 V alternating voltage *)
Voltage
Type
Frequency
Line voltage fluctuations
Overvoltage II per EN60010
Power consumption
Relative humidity
Fuse protection
*)
Has two outputs. One supplies the meter, the other an optionally plugged GPRS module
per EN 61010 (no or only dry, non-
conductive soiling)
+ 5...+55°C
-20...+60 °C
> 20 minutes
12...36 V AC or 12..42 V DC
50 / 60 Hz or DC
1000 V DC
maximal 0.8 VA
2 x 1.5 mm² about, Ø 5.0...6.0 mm
85...121 V AC or 196...253 V AC
Safety class II
50 / 60 Hz
maximal 10% of the nom. voltage
maximal 0.8 VA
less than 93 % for T < 50°C
6 A MCB
100...240 V AC (±10%)
Safety class II
50 / 60 Hz
maximal 10% of the nom. voltage
2500 V pulse voltage
maximal 2.5 W
5...90 % T < 55°C, without condensa-
tion
6 A MCB
25/49
.