CD3000S
2PH from 10A to 90A
User’s manual
21
6.2 Diagram of control connection - Analog Input and/or Heater Break Options
45A, 75A, 90A
Note:
1. The user installation must be protected by electromagnetic circuit breaker or by fuse isolator.
2. With AC power supply it’s not possible connect the zero terminal of Analogue Input to the earth.
3. A series connection between analogue inputs of the units is not possible.
4. See par. “HB alarm contact”.
The Current Transformer (C.T.) must be mounted only with the HB option.
L2
L1
L2
L3
L3
L1
SSR
Aux:
12-24v
ac/dc
Ext. CAL
12-24Vdc
HB Alarm
T1
FAN
C1 C2 C3
1 2 3 4 5 6 7 8
T3
L3
L1
POWER UNIT
C.T.
C.T.
C.T.
1
4
3
2
LOAD
Input:
Fan Power Supply
(for size S8)
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