Wiring Diagrams; Wiring Diagrams - Single Phase - Daikin BS1Q-A Technical Data Manual

7

Wiring diagrams

7 - 1 Wiring Diagrams - Single Phase

BS1Q-A
7
A1P Printed circuit board
DS1,DS2 DIP switch
F1U Fuse (T; 3.15A, 250V)
HAP Flashing lamp (service monitor-green)
PS Switching power supply
1. This wiring diagram applies to the BS unit only
2. : Terminal strip,
3. When using the cool/heat selector (optional accessory), connect it to terminals A, B and C on X2M.
4. As for wiring to the indoor unit (F1) (F2) and outdoor unit (F1) (F2)
5. Symbols shows as follows: (BLU: Blue, RED: Red)
6. Use copper conductors only.
7. DIP Switch (DS1, DS2) initial settings are as follows:
On
Off
For using DIP Switch (DS1, DS2), refer to installation manual or "service precaution" label on EL. Compo. box cover.
8
• Accessory • BS1Q-A
See Note 3
Indoor unit
Outdoor unit
X1M
X1M(A1P)
X2M
Y1E
Y2E
: Connector, : Terminal, : Field wiring,
On
Off
• Accessories • BS1Q-A
Wiring Diagram
See note 7
To indoor To outdoor
unit unit
Terminal strip (power)
Terminal strip (control)
Terminal strip (C/H selector)
Electric expansion valve (sub cool)
Electric expansion valve (main discharge)
: Protective earth
On
Off
BS unit top
Power supply
~ 220-240V
50 Hz
Y3E Electric expansion valve (main suction)
Z1C
Connector for optional parts
X2A Connector (wiring external control adapter for
outdoor unit)
X38A Connector (adapter for multi tenant)
3D087379