Worcester GB162-50 Installation And Servicing Instructions page 62

Technical specifications
Pump group
Pump group
General
Pump group components
Pump type
UPER 25-80 pump group
UPS 25-80 pump group
Table 26 Pump group
Operating conditions for time constants
Operating conditions and time constants
Maximum ambient temperature
Maximum flow temperature
Maximum working pressure (boiler)
Current rating
Table 27 Operating conditions and time constants
Fuels and configurations
Fuels and configurations
GB162-65/80/100
Version
Gas category according to EN 437
Table 28 Fuels and configurations
Hydraulic resistance of the boiler
Fig. 122 Boiler resistance curve
62
Unit
Unit
°C
°C
bar
B , C , C , C , C
23 13 33 43
(Compliance with increased tightness requirements with operation independent of room air).
100 kW
80 kW
65 kW
50 kW
Volume flow [l/h]
GB162-50/65/80/100
Casing, gas isolating valve, pressure relief valve, stop valves, check
valves, drain cock, pressure gauge, pump.
UPER 25-80
UPS 25-80
GB162-50/65/80/100
230 V AC, 50 Hz,
GB162-50/65/80/100
Natural gas H (G20) and LPG 3P (G31)
, C , C depending on room air and independent of room air
53 63 83
GB/IE II 20; 37 mbar
2H3P
40
90
4
10 A, IP X4D
6720813171-5.1TD
6720813171 (2015/04)