Panasonic U-72MF1U9E Guía de usuario Pagina 12

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Outline of 3WAY VRF SYSTEM
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2. Features of 3WAY VRF SYSTEM
Capacity control
The compressor combination (DC inverter compressor + constant-speed compressor) allows smooth capacity control from
0.6-Ton to 24-Ton.
Realization of smooth capacity control
from 0.6-Ton to 24-Ton
Comp. HP Unit1(main) Unit2(sub1) Unit3(sub2)
DC comp. 4.0 4.0 4.0
AC comp. 5.0 5.0 5.0
*24 Ton = U-96MF1U9 (U-96MF1U9E) Type x 3
In case of 24-Ton system
Capacity
(Ton)
24
20
16
12
8
4
DC1
DC2
AC1
AC2
AC3
DC1
DC1
DC2
DC3
DC1
DC2
DC3
AC1
DC1
DC2
AC2
AC1
DC2
LOAD
---
>
Example of 3 unit connection
Unit 1
AC1
DC1
Unit 2
AC2
DC2
Unit 3
AC3
DC3
DC3
DC3
Capacity control is possible smoothly with a DC
inverter compressor. The right graph shows the
image of the operating combination of compres-
sors in case of 24-Ton system. In actual operation,
the combination will be changed by operating
condition, operating time amount, priority of com-
pressor and so on.
TD831158-00_3WAY_VRF_SYS.indb 6TD831158-00_3WAY_VRF_SYS.indb 6 2012/01/23 20:13:512012/01/23 20:13:51
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