• BS Units • BS UNITS • BSVQ100-250P8B
• VRV
®
Systems • BS Units
8
6
Wiring diagram
6 - 1 Wiring diagram
3
BSVQ-P8
3D060928
NOTES
1
This wiring diagram applies to the BS unit only.
2
When using the cool/heat selector (Optional accessory), connect it to terminals A, B, and C on X2M.
3
As for wiring to the IN/D unit (F1) - (F2) and OUT/D unit (F1) - (F2) on X1M(A1P), refer to installation manual.
4
Use copper conductors only.
5
DIP switch (DS1-2) initial settings are as follows.
For using DIP switch (DS1-2), refer to installation manual or “service precaution” Label on EL, COMPO, BOX, COVER.
A1P
Printed circuit board
Y2E
Electric Expansion Valve (Sub Discharge)
DS1, DS2
Dip Switch
Y3E
Electric Expansion Valve (Sub Suction)
F1U
Fuse (T, 3, 15A, 250V)
Y4E
Electric Expansion Valve (Main Discharge)
HAP
Flashing Lamp
(Service Monitor Green)
Y5E
Electric Expansion Valve (Main Suction)
Z1C
Noise Filter (Ferrite Core)
PS
Switching Power Supply (A1P)
Connector For Optional Parts
X1M
Terminal Strip (Power)
X2A
Connector (Wiring External Control
Adaptor For Outdoor Unit)
X1M (A1P)
Terminal Strip (Control)
X2M
Terminal Strip (C/H Selector)
X38A
Connector
(Adaptor For Multi Tenant)
Y1E
Electric Expansion Valve (Sub Cool)
: Terminal Strip
Colors:
RED:
Red
PRP:
Purple
ORG:
Orange
: Connector
BLK:
Black
GRY:
Gray
GRN:
Green
: Connector
WHT:
White
Blu:
Blue
: Field wiring
YLW:
Yellow
PNK:
Pink
: Protective earth
Power supply
Outdoor unit
BS unit top
Indoor unit
Note 2
Note 5
Blu
Red
