CTC Union EcoZenith i350 L 1x230V, Installation And Maintenance Manual

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40 CTC EcoZenith i360
6.13 Connection table for electrical components
Connection Designation Option Card Terminal
block
Wire
A1 – Display board Display A2 COM A1 Patch
A6 Gateway (accessory CTC
SmartControl)
X2
B1 Primary flow sensor 1 x A2 G65 *
B1 Primary flow sensor 1 x A2 G66 *
B2 Primary flow sensor 2 x X2 G15 *
B2 Primary flow sensor 2 x X2 G16 *
B5 Sensor, DHW tank A2 G63 *
B5 Sensor, DHW tank A2 G64 *
B7 Return sensor x A2 G31 *
B7 Return sensor x A2 G32 *
B9 External boiler sensor x A2 G67 *
B9 External boiler sensor x A2 G68 *
B11 Room sensor 1 x X2 G17 1
B11 Room sensor 1 x X2 G18 2
B11 Room sensor 1 x X2 G19 4
B12 Room sensor 2 x X2 G20 1
B12 Room sensor 2 x X2 G21 2
B12 Room sensor 2 x X2 G22 4
B15 Outdoor sensor X2 G11 *
B15 Outdoor sensor X2 G12 *
B18 Primary flow sensor A2 G13 *
B18 Primary flow sensor A2 G14 *
B25 DHW sensor A2 G61 *
B25 DHW sensor A2 G62 *
B26 Sensor, upper hot water tank A2 G71 *
B26 Sensor, upper hot water tank A2 G72 *
B47 Sensor EHS-tank x A2 G67 *
B47 Sensor EHS-tank x A2 G68 *
B102 Flow switch A2 G35 Green
B102 Flow switch A2 G36 Brown
B102 Flow switch A2 G41 White
B103 Current sensor COMMON x X2 G37 COMMON
B103 Current sensor L1 x X2 G38 L1
B103 Current sensor L2 x X2 G39 L2
B103 Current sensor L3 x X2 G40 L3
E1 Relay, additional heating A2 A11 Black/brown
E1 Relay, additional heating X1 N Blue
E1 Relay, additional heating X1 PE Green/yellow
External alarm - NC External alarm A2 NC NC
External alarm - No External alarm A2 No No
External alarm - Alarm External alarm A2 C Alarm
This table specifies the connections for components for the EcoZenith i360
relay card A2 or terminal board X2. (See also the wiring diagram).