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8 - Technical Data (continued)
WQH 50-190
50
60
75
90
120
150
170
190
Number of refrigerant circuits
1
1
1
1
1
1
1
1
Part load steps
%
0-50-100
0-50-100
0-50-100
0-50-100
0-50-100
0-50-100
0-50-100
0-50-100
Power supply
V/ph/Hz
400V/3/50Hz
Startup type
Direct
Direct
Direct
Direct
Direct
Direct
Direct
Direct
REFRIGERANT
Type
R410A
Charge
kg
4,7
6,0
7,2
8,6
11,8
14,3
16,0
18,6
COMPRESSORS
Number
2
2
2
2
2
2
2
2
Type
Scroll
Crankcase heater
W
90+90
90+90
90+90
90+90
120+120
150+150
150+150
150+150
INTERNAL HEAT EXCHANGER
Number
1
1
1
1
1
1
1
1
Type
Plate
SUMMER OPERATION
Water flow rate
l/s
2,40
2,83
3,65
4,25
5,51
6,92
7,95
8,89
Water pressure drop
kPa
24,1
18,8
20,7
19,7
20,0
21,8
23,2
23,3
WINTER OPERATION
Water flow rate
l/s
2,74
3,24
4,11
4,86
6,29
7,82
9,05
10,1
Water pressure drop
kPa
31,6
24,7
26,3
25,8
26,1
27,9
30,2
30,1
WATER CONNECTIONS
Type
Victaulic
Inlet diameter
inch
2”1/2
2”1/2
2”1/2
2”1/2
2”1/2
2”1/2
2”1/2
2”1/2
Outlet diameter
inch
2”1/2
2”1/2
2”1/2
2”1/2
2”1/2
2”1/2
2”1/2
2”1/2
EXTERNAL HEAT EXCHANGER
Number
1
1
1
1
1
1
1
1
Type
Plate
SUMMER OPERATION
Water flow rate
l/s
2,94
3,46
4,45
5,22
6,75
8,45
9,70
10,89
Water pressure drop
kPa
37,3
28,7
31,2
29,2
29,5
32,1
34,8
34,1
WINTER OPERATION
Water flow rate
l/s
3,48
4,09
5,23
6,17
7,99
9,97
11,52
12,9
Water pressure drop
kPa
53,4
40,7
43,6
40,2
40,5
44,2
49,4
46,5
DESUPERHEATER
Number
1
1
1
1
1
1
1
1
Type
Plate
Water flow rate
l/s
0,53
0,68
0,86
1,00
1,20
1,63
1,87
1,96
Water pressure drop
kPa
8,3
4,5
5,1
5,7
5,0
8,7
10,3
7,5
WATER CONNECTIONS
Type
MGT
Inlet diameter
inch
1”
1”
1”
1”
1”
1”
1”
1”
Outlet diameter
inch
1”
1”
1”
1”
1”
1”
1”
1”
WEIGHT
Shipping weight
kg
441
489
539
588
831
959
1031
1130
Operating weight
kg
448
499
551
602
850
983
1058
1162
DIMENSIONS
Length
mm
1210
1210
1210
1210
1210
1210
1210
1210
Width
mm
850
850
850
850
850
850
850
850
Height
mm
1500
1500
1500
1500
1500
1500
1500
1500
