10
English
(1) Electrical characteristics
MCA: Min. Circuit Amps (A);
MFA: Max. Fuse Amps (A)
NOTES
• The above Table of Electrical characteristics refers to the BEV unit only.
• See the technical documents for other details.
(2) Specifications for field supplied wire
*Use wire type H07RN-F when protected pipes are not used.
NOTES
1.
Select the particular size of electrical wire for power line in accordance with the standards of the given nation and region.
2.
Specifications for local wiring are in compliance with IEC60245.
3.
Insulated thickness:1 mm or more
4.
Allowable length of the transmission wiring should be as follows.
Between outdoor unit, BEV unit and indoor unit:Max. 1000m (Total wiring length: 2000m)
Between BEV unit and remote controller: Max. 500m
5.
Up to 16 branches are possible for unit-to-unit cabling. No branching is allowed after branching.
8-2 EXAMPLE OF ENTIRE SYSTEM WIRING
An example of single-system wiring is shown here.
• Connect terminals F1 and F2 (the indoor-to-outdoor terminals) in the switchbox of the outdoor unit to ter-
minals F1 and F2 (for the outdoor side) of the first BEV unit 1.
Model
Units
Power supply
Hz
Voltage
Min.
Max.
MCA
MFA
BEVN32AV1
BEVN50AV1
BEVN125AV1
50
230
207
253
0.1
15
Model
Power supply wiring
Transmission wiring
Wire
Size
Wire
Size
BEVN32AV1
BEVN50AV1
BEVN125AV1
*H05VV
Size must comply with
local codes.
Vinyl cord with
sheath or cable
(2 wire) (NOTE 2)
0.75 - 1.25 mm
2
F2
F1 F2 F1
A B C
IN/D OUT/D
F2
F1 F2
F1
Outdoor unit side Indoor unit side
F2
F1 F2
F1
Outdoor unit side Indoor unit side
Use two-conductor transmission
wirings (with no polarity).
EL. COMPO. BOX 1
A B C
F1 F2
F1 F2
Indoor unit
Indoor unit
BEV unit 1
BEV unit 2
Do not open the lid of EL. COMPO. BOX 2
(on the left-hand side), which is
not touched during the installation work.
230V
16V
16V
16V
400V
B
B
Outdoor unit
BEV unit
Remote controller
COOL/HEAT selector
Indoor unit
Power supply
Power supply
Earth leakage breaker
(used for ground fault, overload,
and short-circuit protection)
B
Connect the line (with polarity-sensitive terminals)
so that the terminal signs coincide.
COOL/HEAT selector
A1P
A5P
To outdoor unit of another
refrigerant system
EL.
COMPO.
BOX 2
Prohibited
Do not connect
power supply wirings
by any means.
Prohibited
01_EN_3P233622-3F.fm Page 10 Monday, December 22, 2008 10:59 AM
Summary of Contents for BEVN32AV1
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