eCO Side - Installation and Maintenance Manual
10
FläktGroup DC_10176GB_20180924_R3
Specifications are subject to alteration without notice
6.1 ELECTRICAL POST HEATER (SIZE 06, 9 KW)
Duct mounted. Separate supply 3 x 400V, 16 A.
Connect alarm, start and control signal to the control box in the
unit. eCO Side is preconfigured for electrical post heater.
(Electrical heater for size 03 and 04 is built-in in the unit, no
further connections are needed).
Component Terminal
Connection
Remark
Electrical
heater
9 kW
CP1/SK1
Heater
1 – 2
C- NO
Start signal
ALM CP1
43 – 44
NO - C
Alarm, overheating (NC)
SV1 CTRL 35 – 36
Y - M
Control signal 0-10 V
Supply
3 x 400 V
Not from the unit
6.2 POST HEATER, HOT WATER
Circulation pump (CP1) and valve actuator (SV1) connects
according to table below.
Component
Terminal
Connection
Remark
Circulation
pump CP1
CP1/SK1
Heater
1 – N – PE
Pump supply
(230 V max 2A
1)
CP1/SK1
Heater
2 - 3
NO – L1
Loop only with
circulation pump
ALM CP1
43 – 44
NO - C
Voltfree alarm input
(NO, configurable)
Valve
actuator SV1 SV1 CTRL
35 – 36 – 37 - 38
Y – M – G – G0
1)
The current consumption for CP1 and CP2 is limited to 2 A.
6. CONNECTION OF EXTERNAL COMPONENTS
6.3 COOLING COIL, WATER
Circulation pump (CP2) and valve actuator (SV2) connects
according to table below.
Component
Terminal
Connection
Remark
Circulation
pump CP2
CP2/DX
Cooler
4 – N – PE
Pump supply
(230 V max 2A
1)
CP2/DX
Cooler
5 - 6
NO – L1
Loop only with
circulation pump
ALM CP2/
DX
45 – 46
NO - C
Voltfree alarm input
(NO, configurable)
Valve
actuator SV2 SV2 CTRL
39 – 40 – 41 - 42
Y – M – G – G0
1)
The current consumption for CP1 and CP2 is limited to 2 A.
6.4 COOLING COIL, DX
The unit can manage cooling DX, 1-step. Note that the coil is not
included in the delivery of the unit. For configuration see control
functions.
Component Terminal
Connection Remark
DX-cooling,
1-step
CP2/DX
Cooler
4 – 5
C – NO
Start: 10 %
Stop: 0 %
ALM CP2/DX 45 – 46
NO - C
Voltfree alarm input (NO,
configurable)
6.5 DAMPER
On/off actuator with spring return, 15 Nm, 24 VAC.
Component Terminal Connection Remark
Damper
ST1
29 – 30
G – G0
Exhaust air damper if used
is connected in parallel
(Maximum 2 dampers)
Use the cable flange on the top of the unit to connect all external
accessories.
For information about how to connect available accessories see
below.
