State Water Heaters SCE 65-400, Installation, User And Service Manual

Page: 24 / 72

Installation
24 Instruction Manual SCE
3
is
3.5 Circuit diagram
Figure 3.2 shows the electrical diagrams for unvented and vented installations.
These diagrams are used in the paragraphs below in which the actual
connections are described.
G31 (propane)
Nominal load (Upper Value). kW 33.1 41.4 52.8 58.2 78.4 98.3 125.5 136.2
Supply pressure mbar 37 37 37 37 37 37 37 37
Burner pressure
(1
mbar - - - - - - - -
Gas consumption
(2)
kg/h 2.4 3.0 3.8 4.2 5.6 7.0 9.0 9.7
1. If using a flat sealing plate or high-low control program, instead of a burner pressure regulator, it is assumed that the burner pressure
is equall to the supply pressure. In practice however the burner pressure will be lower,
2. Based on 1013.25 mbar and 15°C
Table 3.6 Data general
Description Unit SCE
80-1
15
SCE
80-1
40
SCE
80
-
180
SCE
95-
199
SCE
95
-
2
60
SCE
70
-
360
SCE
65-
4
00
SCE
65
-
500
Contents litres 309 309 298 357 335 278 253 252
Number of bar
burners/injectors
- 3 3 4 4 7 7 9 6
Number of flue tubes/flue
baffles
- 5 5 7 6 9 12 16 17
Empty weight kg 214 214 227 237 262 262 278 330
Number of anodes - 2 2 2 2 3 3 4 4
Maximum working pressure bar 8 8 8 8 8 8 8 8
Table 3.5 Information on gas categories, appliance category: II2H3+ (Continued)
Description Unit SCE
80-115
SCE
80-140
SCE
80-180
SCE
95-199
SCE
95-260
SCE
70-360
SCE
65-400
SCE
65-500
Table 3.7 Electrical data
DESCRIPTION Unit All models
Electrical power consumption W 30
Supply voltage
Volt
(VAC)
230 (-15% +10%)
Net frequency Hz 50 (±1 Hz)