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SIT Group 820 NOVA - Description; Technical Data

SIT Group 820 NOVA
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TECHNICAL DATA
DESCRIPTION
ELECTRICAL DATA
Supply Voltage
(AC)
Consumption
(mA)
240 V 50 Hz 25
220 V 50 Hz 20
220 V 60 Hz 25
24 V 50 Hz 210
24 V 60 Hz 220
Electrical protection rating IP54 using 160-type connectors
with screw and gasket - code
0.960.104
9 Actuation valve
10 Pilot outlet
11 Main gas outlet
12 Holes (M5) for mounting flange
13 Supplementary fixing points for valve
14 Connection point for combustion
chamber pressure regulator
compensation
1 Control knob
2 Pressure regulator cap screw
3 Pilot gas rate adjuster
4 Thermocouple connection
5 Alternative thermocouple connection
6 Provision for accessories support
bracket
7 Inlet pressure test point
8 Outlet pressure test point
7 8
9
6
10
11
21
3
4
12
5
13
Gas connections: Rp 1/2 ISO 7
Installation positions: any
Gas families: I, II and III
Maximum gas inlet
pressure: 60 mbar
Maximum outlet pressure
setting range: 3...30 mbar (optional 20...50)
Working temperature
range: 0...70 °C (optional -20... +60°C)
Pressure regulator: Class B
Automatic shut-off valve: Class D (Class C on request)
Data refer to EN 126
14

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