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