FCU 500, FCU 505 · Edition 02.17
139
Technical data
18 Technical data
18 .1 Electrical data
Mains voltage
FCU..Q: 120 V AC, -15/+10%, 50/60 Hz, ± 5%,
FCU..W: 230 V AC, -15/+10%, 50/60 Hz, ±5%,
for grounded mains only.
Power consumption
FCU..Q: at 120 V AC approx. 3 W/5.5 VA plus power con-
sumption per AC input of approx. 0.08 W/0.2 VA,
FCU..W: at 230 V AC approx. 6 W/11 VA plus power con-
sumption per AC input of approx. 0.15 W/0.4 VA.
Contact rating
– Control outputs LDS (terminal 16), purge (termi-
nal 17), HT (terminal 18), safety interlocks (termi-
nal 57): max. 0.5 A, cos
ϕ
= 1.
– Valve outputs V1, V2 and V3 (terminals 13, 14 and
15): max. 1 A, cos
ϕ
= 1.
– Actuator outputs (terminals 53, 54 and 55):
max. 50 mA, cos
ϕ
= 1.
– Total current for the simultaneous activation of con-
trol outputs HT, purge, LDS and safety interlocks,
valve outputs V1, V2 and V3 and the actuator:
max. 2.5 A.
– 24 V DC signalling contact for fault/operation (termi-
nal 41, 42): max. 0.1 A.
– Fan: max. 3 A (start-up current: 6 A < 1 s).
Number of operating cycles
FCU:
24 V DC signalling contact for fault/operation: max.
10,000,000,
On/Off button, Reset/Information button: 1000,
power module:
control outputs LDS (terminal 16), purge (terminal 17),
HT (terminal 18), safety interlocks (terminal 57),
gas valves V1 (terminal 13), V2 (terminal 14), V3 (termi-
nal 15),
butterfly valve control element (terminals 53, 54
and 55),
fan (terminal 58): max. 250,000.
Input voltage of signal inputs:
Rated value
120 V AC
230 V AC
Signal “1”
80 – 132 V
160 – 253 V
Signal “0”
0 – 20 V
0 – 40 V
Rated value
24 V DC
Signal “1”
24 V, ± 10%
Signal “0”
< 1 V
Signal input current:
Signal “1”
max. 5 mA
Fuses, replaceable,
F1: T 3.15A H,
F2: T 5A H, pursuant to IEC 60127-2/5.
