10 Chapter 2 Installation and Wiring
Series 230 Automatic Transfer Switch C1000 Intelligent Controller User Manual
Table 2-1 Power connection Pins definition of C1000 controller
Port Port Label Pin Definition
X1
1 U1A(L)
A Phase Power and signal detect (voltage & frequency) of Source I for three phase
Or L line Power and signal detect (voltage & frequency) of Source I for single phase
2 Blank
3 U1B B Phase Power and signal detect (voltage & frequency) of Source I for three phase
4 Blank
5 U1C(N)
C Phase Power and signal detect (voltage & frequency) of Source I for three phase
Or Neutral Power and signal detect (voltage & frequency) of Source I for single phase
6 Blank
7 Blank
8 U2A(L)
A Phase Power and signal detect (voltage & frequency) of Source II for three phase
Or L line Power and signal detect (voltage & frequency) of Source II for single phase
9 Blank
10 U2B B Phase Power and signal detect (voltage & frequency) of Source II for three phase
11 Blank
12 U2C(N)
C Phase Power and signal detect (voltage & frequency) of Source II for three phase
Or Neutral Power and signal detect (voltage & frequency) of Source II for single phase
Table 2-2 Signal Connection Pins Definition of C1000 Controller
Port Port Label Pin Definition
X2
1 COM Relay driver Common, 24V.
2 DRV1
Relay driver.
3 DRV2
4 DRV3
5 DRV4
6 DRV5
7 DI1+
Passive Digital input, transfer switch position detect, Open means transfer switch on
source I.
8 DI1-
9 DI2+
Passive Digital input, transfer switch position detect, Open means transfer switch on
source II.
10 DI2-
11 DI3+
Passive Digital input, transfer switch AUTO/MANUAL position detect, Close means
transfer switch on MANUAL, Open means transfer switch on AUTO.
12 DI3-
13 DI4+
User define Passive Digital input.
14 DI4-
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