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2. Technical specifications
Model Number
Storage capacity in litres
Overall diameter in mm
Overall including immersion heater in mm 605
Overall height in mm
Weight when full in kg
Primary flow/return connections in mm
Cold feed/hot draw off connections in mm 22
Maximum water supply pressure in bar
System operating pressure (pre-set) in bar
Expansion vessel charge pressure in bar
Expansion relief valve set pressure in bar
Temperature and pressure relief valve set
Lift pressure in bar
Lift temperature in degrees centigrade
Maximum primary working pressure in bar 3
Performance:
Hot water generation time in minutes from 26
15 to 65 degrees C for 'Indirect' cylinder
Hot water generation time in minutes from 52
15 to 65 degrees C for 'Direct' cylinder
Regeneration time in minutes for 70% of
Contents for 'Indirect' cylinder
Regeneration time in minutes for 70% of
Contents for 'Direct' cylinder
3. Check list
Cylinder/expansion vessel assembly 90 ltr
Cylinder/expansion vessel assembly 125 ltr -
Cylinder/expansion vessel assembly 150 ltr -
Cylinder/expansion vessel assembly 170 ltr -
Cylinder/expansion vessel assembly 200 ltr -
Cylinder assembly 250 ltr
Cylinder assembly 300 ltr
Expansion vessel 24 ltr, part No
Pressure reducing valve, part No
Expansion relief valve, part No
T/P valve, pre fitted, part No
15/22 Tundish, part No
22mm motorised valve, part No
Control/limit thermostat, part No
Immersion heater pre fitted, part No
* Direct cylinder quantity in brackets.
Hot Spring
90
90
550
977
120
22
12
3
3
6
7
90
18
27
1
-
-
-
1
1
1
1
1
1
1(2)
125
150
170
125
150
170
550
550
550
605
605
605
1202 1327 1477 1677 1977 2287
159
188
212
22
22
22
22
22
22
12
12
12
3
3
3
3
3
3
6
6
6
7
7
7
90
90
90
3
3
3
36
37
36
72
86
98
25
26
25
37
45
51
-
-
-
1
-
-
-
1
-
-
-
1
-
-
-
-
-
-
-
-
-
-
-
-
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1(2)
1(2)
1(2)
200
250
300
200
250
300
550
550
550
605
605
605
246
299
353
22
22
22
22
22
28
12
12
12
3
3
3
3
3
3
6
6
6
7
7
7
90
90
90
3
3
3
33
35
40
108
144
202
24
25
29
63
75
136
-
-
-
-
-
-
-
-
-
-
-
-
1
-
-
-
1
-
-
-
1
-
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1(2)
1(2)
1(2)
3
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