Technical Data; Electrical Data - SIT Group 820 NOVA Manual De Instrucciones

TECHNICAL DATA

The following technical data refer to the EN 126 Standard - "Multi-functional controls for gas-burning appliances".
Gas connections
Installation position
Gas families
Maximum gas inlet pressure
Maximum outlet pressure setting range
Working temperature range
Pressure regulator
Automatic shut-off valve
Closing time standard
mV version
Bending and torsion resistance
Flame failure device
(using SIT series 200 or 290 thermocouples)
Ignition time
Shut-off time
Number of cycles expected
Manual shut-off
Number of cycles expected

ELECTRICAL DATA

AC-POWERED VERSIONS
Voltage (AC) Consumption (mA) Class D or C
240 V 50 Hz
220 V 50 Hz
220 V 60 Hz
24 V 50 Hz
24 V 60 Hz
Electrical protection rating
with screw and gasket code 0.960.104
GAS FLOW
3
Q [m /h d=0,6 class D]
10
8
6
4
2
0
5 10
Q [m /h d=0,6 class D]
3
12
10
8
2
6
1
4
2
0
5 10 15
Pu [mbar]
Rp 1/2 ISO 7
any position
I, II and III
60 mbar
3...30 mbar
0...70 °C
Class B
Class D
<1s
<5s
group 2
< 10 s
< 60 s
5.000
5.000
25
20
25
210
220
IP54 using 160 type connectors
(optional: 20...50 or 5...50 mbar)
(optional -20...60°C)
(class C on request)
mV VERSIONS
Use two-wire millivolt generators
Voltage with open circuit
Voltage with closed circuit
Coil resistance
CLASS D
3
I Family (d = 0.45) Q = 7.5 m /h
II Family (d = 0.6) Q = 6.5 m 3 /h
III Family (d = 1.7) Q = 8.1 kg/h
CLASS C
3
I Family (d = 0.45) Q = 5.3 m /h
3
II Family (d = 0.6) Q = 4.6 m /h
III Family (d = 1.7) Q = 5.8 kg/h
Inlet pressure range
Curve Gas Type
Nominal Max.
1 2H 20 25
2 2L 25 30
≥ 350 mV
≥ 100 mV
1.6 Ω
∆p = 5 mbar
∆p = 5 mbar
∆p = 5 mbar
∆p = 5 mbar
∆p = 5 mbar
∆p = 5 mbar
Min.
17
20
5