L 8.54 Kw Back-Up Heater At 400 V; M Inspection And Maintenance Work; N Characteristic Values For The Temperature Sensor, Refrigeration Circuit - Vaillant VWL 57/5 IS Operating, Installation And Maintenance Instructions

Appendix
Internal control of the output
levels at 230 V
7
8
L 8.54 kW back-up heater at 400 V
Applies for products with a heat output of 12 kW
Internal control of the output
levels at 400 V
0
1
2
3
4
5
6
7
8
9
10
11
12
M Inspection and maintenance work
# Maintenance work
1 Checking the admission pressure of the expansion vessel
2 Check that the prioritising diverter valve can move easily (visually/audibly)
3 Checking the refrigerant circuit, removing rust and oil
4 Checking the electronics boxes, removing dust from the ventilation slits
5 Checking the vibration dampers on the refrigerant pipes
N Characteristic values for the temperature sensor, refrigeration circuit
Sensors: TT125, TT135, TT610
Temperature (°C)
-40
-35
-30
-25
-20
-15
-10
-5
0
5
10
15
20
25
58
Power consumption
4.7 kW
5.4 kW
Power consumption
0.0 kW
0.7 kW
1.2 kW
1.8 kW
2.3 kW
3.0 kW
3.9 kW
4.7 kW
5.6 kW
6.2 kW
7.0 kW
7.9 kW
8.5 kW
Resistance (ohms)
327344
237193
173657
128410
95862
72222
54892
42073
32510
25316
19862
15694
12486
10000
Installation and maintenance instructions Hydraulic station 0020257319_02
Set value
5 kW
6 kW
Set value
1 kW
2 kW
3 kW
4 kW
5 kW
6 kW
7 kW
8 kW
9 kW
Interval
Annually
Annually
Annually
Annually
Annually
41