Samsung AVXC1** Manual de instalación descargar pdf (Pagina 23)

E-23

Wiring Work

Rating current

Unit Model Rating current

AVXC1



022



028



036



0.18A

0.20A

0.23A

AVXCS



022



028



036



0.20A

0.23A

0.25A

AVXC2



056



071



0.38A

0.40A

AVXC4E



045



056



071



090



112



128



140



0.19A

0.21A

0.23A

0.30A

0.36A

AVXC4EG



045



056



071



090



112



128



140



0.40A

0.50A

0.60A

0.80A

AVXCM



028



036



056



071



0.50A

0.52A

0.55A

Specification of electronic wire

Power supply MCCB ELB Power cable Earth cable

Communication

cable

Max : 242

Min : 198V

X A

X A, 30mmA

0.1 sec

2.5mm

0.75~1.5mm

 Decide the capacity of ELB and MCCB by below formula.

The capacity of ELB, MCCB X [A] = 1.25 X 1.1 X

∑

X

: The capacity of ELB, MCCB



∑

Ai : Sum of Rating currents of each indoor unit.



Refer to each installation manual about the rating current of indoor unit.

 Decide the power cable specification and maximum

length within 10% power drop among indoor units.



Coef: 1.55



Lk: Distance among each indoor unit[m], Ak: Power cable specification[mm

]

k: Running current of each unit[A]

∑ (

Coef

×35.6×Lk×ik

) <

10% of input

voltage[V]

1000×Ak

k=1

Example of Installation

- Total power cable length L = 100(m), Running current of each units 1[A]

- Total 10 indoor units were installed

10[A]

Indoor unit10

20[m]10[m]0[m]

9[A] 1[A]

100[m]

MCCB

Indoor unit

2Indoor unit1

ELB

 Apply following equation.

∑ (

Coef

×35.6×Lk×ik

) <

10% of input

voltage[V]

1000×Ak

k=1

 Calculation

Installing with 1 sort wire.

220[V]

-2.

2[V] -2.0[V]

············ 2.5[mm

] ············

208.8[V](Within 198V~242V)

-(2.2+2.0+1.8+1.5+1.3+1.1+0.9+0.7+0.4+0.

2)=-11.2[V]

it's okay

2.5[mm

] 2.5[mm

]

Installing with 2 different sort wire.

220[V]

-1.4[V] -1.2[V]

············ 2.5[mm

] ············

209.5[V](Within 198V~242V)

-(1.4+1.2+1.8+1.5+1.3+1.1+0.9+0.7+0.4+0.2

)=-10.5[V]

it's okay

4.0[mm

] 4.0[mm

]

AVXC1@@_IM_E_29824-1_4.14.09.indd 23 2009-5-5 10:48:42

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Samsung AVXC1** Manual de instalación Pagina 23

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