Mitsubishi Electric CITY MULTI PLFY-WP32VBM-E Manuel D'installation page 8

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Electrical
or
Total operating current of the indoor unit
F
16 A or less *2
F
25 A or less *2
F
32 A or less *2
Apply to IEC61
-3-3 about max. permissive system impedance.
*1 The Ground-fault interrupter should support inverter circuit.
The Ground-fault interrupter should combine using of local switch or wiring breaker.
*2 Please take the larger of F1 or F2 as the value for F .
F1
Total operating maximum current of the indoor units × 1.2
F2
1 × (Quantity of Type1) C
Indoor unit
Type 1
PLF - BM, PEF - MS, PFF - LRMM
Type 2
PEF - MA
C : Multiple of tripping current at tripping time . 1s
Please pick up C from the tripping characteristic of the breaker.
Example of F2 calculation
*Condition PEF - MS × 4
PEF - MA × 1, C
F2
1 .6 × 4
3 × 1
14. 5
16 A breaker (Tripping current
*3 Current sensitivity is calculated using the following formula.
G1
2 × (Quantity of Type1)
2 × (Quantity of Type2)
3 × (Wire length[km])
G1
Current sensitivity
3 or less
3 mA
1
or less
1
mA
Wire thickness
2
1.5 mm
2
2.5 mm
2
4. mm
8
Minimum wire thickness (mm²)
Main cable
Branch
1.5
1.5
2.5
2.5
4.
4.
1 × (Quantity of Type2) C
1 × (Quantity of Type3) C
1
1 .6
3
(refer to right sample chart)
× 16 A at . 1s)
2 × (Quantity of Type3)
.1sec or less
.1sec or less
3
4
56
66
Ground-fault interrupter *1
Ground
1.5
2 A current sensitivity *3
2.5
3 A current sensitivity *3
4.
4 A current sensitivity *3
1 × (Quantity of Others) C
2
2.4
1.6
2 × (Quantity of Others)
T pes o control ca les
Wiring trans ission ca les
Types of transmission cable
Cable diameter
Length
2 M-NET Re ote control ca les
Types of remote control cable Shielding wire M
Cable diameter
Length
MA Re ote control ca les
Types of remote control cable 2-core cable (unshielded)
Cable diameter
Length
Local switch (A)
Breaker for wiring
(NFB)
Capacity
Fuse
16
16
25
25
32
32
Sample chart
6000
600
SAMPLE
60
10
1
0.1
0.01
1
2
3
4
6
8 10
C
Rated Tripping current (x)
Shielding wire C
S or CPE S
More than 1.25 mm²
Less than 2
m
S
.5 to 1.25 mm²
Add any portion in excess of 1 m to within the
longest allowable transmission cable length 2
.3 to 1.25 mm²
Less than 2
m
2
3
4
20
m

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City multi plfy-wp40vbm-eCity multi plfy-wp50vbm-e

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