EDM SYSCROLL 20 35 AIR S 1GB05.13

SyScroll 20-35 Air
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11
Operating Limits
Model
Syscroll 20-35 Air
Chilled
liquid
Liquid outlet
temperature
Water °C +5 to +18
Brine °C
-8 / +5 (with glycol and electronic expansion valve);
+5/+18 (standard application)
Temperature spread K 3 to 7
Maximum operating pressure bar 3
Heated
liquid
Leaving water
temperature
Water °C +25 to +55
Temperature spread °C 3 to 15
Maximum operating pressure bar 3
Outdoor air
Outdoor air temperature (cooling) °C Refer to diagram ”SYSCROLL 20-35 Air CO/HP - COOLING OPERATION”
Outdoor air temperature (heating) °C Refer to diagram “SYSCROLL 20-35 Air CO/HP - HEATING OPERATION”
Power supply voltage V/ph/Hz
400 V, 3 ph + N, 50 Hz (+/- 10%)
Operating limits
Maximum %Glycol (ethylenic or propilenic): 40%.
In case of operation with brines (water + glycol + inhibitors) it is strongly suggested the use of dedicated type of pump (contact sales dept).
-15
-10
-5
0
5
10
15
20
25
30
35
40
45
50
55
-9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
Water+Glycol+EEV Water
OAT (°C)
LWT (°C)
Cooling mode Syscroll 20-35 Air CO
Heating mode
-12
-10
-8
-6
-4
-2
0
2
4
6
8
10
12
14
16
18
20
22
23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57
OAT (°C)
LWT (°C)
-9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
Water+Glycol+EEV Water
OAT (°C)
LWT (°C)
-15
-10
-5
0
5
10
15
20
25
30
35
40
45
50
55
Cooling mode Syscroll 20-35 Air HP