Midea CSU 12HCAA, Installation And Maintenance Manual

Page: 56 / 107

第
8
页 共
59
页
■
Connecting the cables
The power cord of connect should be selected according to the following specifications
sheet.
Grade
Unit 7K 9K 12K 18K 24K 28K
mm2 1.0 1.0 1.5 2.5 2.5 2.5
■
Pipe length and the elevation
Standard
length
Max. Max.
Addition
al Capaci
ty
Pipe size
(m) Elevation Elevation
refrigera
nt
Btu/h GAS LIQUID B (m) A (m) (g/m)
9K-12
K 3/8’’
(
φ 9.52)
1/4’’
(
φ 6.35)
3.5 5 10 30
18K-2
2K 1/2’’
(
φ 12.7)
1/4’’
(
φ 6.35)
4 10 15 30
24K-2
8K 5/8’’
(
φ 15.88)
3/8’’
(
φ 9.52)
5 15 20 65
Caution: Capacity is base on standard length and maximum allowance length is base
of reliability .Oil trap should be installed per 5-7 meters.