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SR961/962 Integrated Working Station For Solar Heating Systems
SR961/962 Integrated Working Station for solar heating system, combine solar controller & circulation pump, smart and easy for operation.

Non-overloading motor-No extemal overload control required. Always refer to name plate date.

 
Technical Data
 
1. Suitable Fluids
Heating water to VDI 2035
Water/glycol mixtures: max. Mixing ratio 1:1
Hydrate coercions required for mixing ratio above 20%
 
2.Performance
Speed range: 1100-2200pm
Manual 3-speed control
Fluid temperature range:-10°C-+110°C
Max. Working prossure: 10 bars
 
3.Ambient Temperature
Permissible up to:40°C
 
4.Power
Mains power: 1~230V, 50Hz
 
5.Motor
Degree of protection:IP42
Insulation class: 1
Interference emission: EN 50081-1
Interference resistance: EN 50082-2
 
6.Construction Materials
Pump body: cast iron
Impeller: GF-PP
Shaft: stainless steel
Bearings: graphite
 
Scope of supply
Pump incl.2 union washers, packing and O&M manual
 
Accessories
Union connector fittings, thermal insulation
 
Mounting Positions
Pump shaft in the horizontal plane, terminal box optionally 3,6,9 or 12o’clock
 
Pump Equipment
Screwed end single head pump
Manual 3-speed control
Non-overloading single-phase motor
Optional left or right cable entry
Special design versions RS25/4 and RS25/6
Bronze body, 180mm port-to-port
Cast iron body 130 mm port-to-port

 

Picture

 

 

Name

Integrated Working Station

Model

SR961

SR962

Power supply

AC230V±10%

AC230V±10%

Power consumption

< 4W

< 4W

Accuracy of temperature measuring

±2°C

±2°C

Range of collector temperature measuring

0~200°C

0~200°C

Range of tank temperature measuring

0~100°C

0~100°C

Suitable power of pump ot valve

4 pcs, ≤ 600W

4 pcs, ≤ 600W

Suitable power of electrical heater

1 pc, ≤ 600W

1 pc, ≤ 600W

Inputs

Total 5 sensor, thereof 3 sensors are

Total 5 sensor, thereof 3 sensors are

standard, 2 sensors are optinal.

standard, 2 sensors are optinal.

1 x Pt1000 sensor (≤500°C) for collector T1

1 x Pt1000 sensor (≤500°C) for collector T1

(silicon cable≤280°C),

(silicon cable≤280oC),

2 x NTC10K, B3950 sensor (≤ 135°C) for

2 x NTC10K, B3950 sensor (≤ 135°C) for

tank, (PVC cable ≤105°C),

tank, (PVC cable ≤105oC),

Optional: 2 x NTC10K, B3950 sensor (≤

Optional: 2 x NTC10K, B3950 sensor (≤

135°C) for tank, (PVC cable ≤105°C),

135°C) for tank, (PVC cable ≤105°C),

Outputs

2 relays, for circulation pumps;

2 relays, for circulation pumps;

1 relay for electrical heater

1 relay for electrical heater

Ambient temperature

-10~50°C

-10~50°C

Water proof grade

IP43

IP43

Size

420 mm×280mm×140mm

420 mm×280mm×140mm

Usage

For SFB (Split pressurized system)

For SFB (Split pressurized system)


 

 

Item NO.

Rp

G

0

1

3

4

a

1

2

3

4

Weight ca. kg

mm

I'N10

RS25/2

1 ″

1 1/2 ″ M

180

97

90

79

33

100

92.5

54

73

2.4

RS30/2

1/4 ″

2 ″ M

180

97

90

79

33

100

92.5

54

73

2.6

RS25/4

1 ″

1/2 ″ M

180

97

90

79

33

100

92.5

54

73

2.4

RS30/4

1/2 ″

2 ″ M

180

97

90

79

33

100

92.5

54

73

2.6

RS25/6

1 ″

1/2 ″ M

180

97

90

79

33

100

92.5

54

73

2.4

RS30/6

1/4 ″

2 ″ M

180

97

90

79

33

100

92.5

54

73

2.6