ESiEN09-06 A
W-, X-, Y-, Z-Control
Control Box EKEQ - CBV3
55
2. W-, X-, Y-, Z-Control
The D, F, M boxes have different types of control, giving the ability to control different
temperatures (T
d
, T
s
, T
r
, T
e
or T
c
).
Schematic:
Legend:
EKEQD: Z-control
EKEQF: W-, X-, Y-control
EKEQM: Z-control
2.1
W-Control
Control of capacity by means of an external device (DDC-controller, 0-10 V control).
Legend:
Components for control:
DDC-controller (field supply)
Air thermistor (field supply)
BRC1D/E (only for service)
++
Possibility for T
d
, T
s
or T
r
control
Flexibility in applications
--
Higher cost (DDC controller required)
In case of W-control, a DDC-controller is required to operate the unit. This DDC-controller is
field supply but in order to connect it to our ERQ-system, it is required that it emits a 0-10 VDC
signal towards the control box.
T
d
Discharge air control
T
s
Suction air control
T
r
Room air control
T
e
Evaporating temperature control
T
c
Condensing temperature control
AHU
Air handling unit
DDC
Digital controller
AHU
Te
Td
Ts
DDC
ROOM
Tr
1
Field-supplied controller
2
Control box EKEQF
3
Level 1 ~ 5 for capacity control
Содержание ERQ Series
Страница 2: ......
Страница 16: ...Combination Table ESiEN09 06 A 6 General Information...
Страница 17: ...ESiEN09 06 A Specifications 7 1 Specifications 8 1 1 Outdoor Units 8...
Страница 33: ...ESiEN09 06 A Function general Function 23 1 2 Operation Mode...
Страница 58: ...Outline of Control ESiEN09 06 A 48 Function...
Страница 70: ...Wiring Diagram of Control Box ESiEN09 06 A 60 Control Box EKEQ CBV3 3 Wiring Diagram of Control Box 3 1 D box...
Страница 71: ...ESiEN09 06 A Wiring Diagram of Control Box Control Box EKEQ CBV3 61 3 2 F box...
Страница 109: ...Test Operation ESiEN09 06 A 100 Test Operation 1 2 2 Turn power on...