Sit 828 NOVAMIX, Руководство пользователя, Страница: 7 / 36

7
ELECTRICAL DATA
AUTOMATIC SHUT-OFF valves EV1 EV2
Voltage (AC) Consumption (mA) Consumption (mA)
Class B o A Class D o C
240 V 50 Hz 50 25
220 V 50 Hz 40 20
220 V 60 Hz 45 25
24 V 50 Hz 450 210
24 V 60 Hz 450 220
Electrical protection rating IP 54 using 002 type connectors IP 54 using 160-type connectors
and screw code 0.960.125 with screw and gasket code 0.960.104
CLASSE B + D
I Family (d=0.45) Q = 7.5 m
3
/h ∆ p = 5 mbar
II Family (d=0.6) Q = 6.5 m
3
/h ∆ p = 5 mbar
III Family (d=1.7) Q = 8.1 kg/h ∆ p = 5 mbar
CLASSE B + C
I Family (d=0.45) Q = 5.3 m
3
/h ∆ p = 5 mbar
II Family (d=0.6) Q = 4.6 m
3
/h ∆ p = 5 mbar
III Family (d=1.7) Q = 5.8 kg/h ∆ p = 5 mbar
GAS FLOW
Flow Q as a function
of the pressure drop ∆ p
CLASSE A + D
I Family (d=0.45) Q = 5.1 m
3
/h ∆ p = 5 mbar
II Family (d=0.6) Q = 4.4 m
3
/h ∆ p = 5 mbar
III Family (d=1.7) Q = 5.5 kg/h ∆ p = 5 mbar
CLASSE A + C
I Family (d=0.45) Q = 3.7 m
3
/h ∆ p = 5 mbar
II Family (d=0.6) Q = 3.2 m
3
/h ∆ p = 5 mbar
III Family (d=1.7) Q = 4.0 kg/h ∆ p = 5 mbar
0
5 10
Q [m
3
/h d=0,6 B + D]
4
2
6
8
10
∆ p [mbar]
≤ s (s)
Pu
Time constant
In correspondence with a step variation
of the control pressure ( ∆ Pa),
the outlet pressure (Pu),
reaches the operating value
within 4 second.
Time 4
ENGLISH