Solar circulate pump-Wilo pump

SOLAR CIRCULATE PUMP

Solar circulate pump-Wilo pump

Circulate pump for heat pipe solar collector

Description

Solar circulate pump for heat pipe solar collector

Identification Code
E.g.: RS 25/6
RS: Screwed-end pump
25/: Connection size
6: Rated shut-off head [m]

Motor Data Single phase motor (EM) 2-(pole)-1~230V, 50Hz

Item NO.

Rated Power
P 2 max. W

Steps/Speed
d n 1/p.m

Power inpt
P1 W

Current
I A

Capacitor
μ F/v

Motor Protect

RS25/2
RS30/2

9
4
2

Max	1900
	1600
eco	1100

46	49
30	34
19	21

0.21
0.15
0.09

1.6/400

RS25/4
RS30/4

22
13
7

Max	2000
	1650
eco	1200

56	68
40	48
27	32

0.28
0.20
0.13

2.0/400

RS25/6
RS30/6

37
22
12

Max	220
	1900
eco	1200

77	99
56	75
41	50

0.41
0.31
0.24

2.6/400

1) 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℃-+110℃
Max. Working prossure: 10 bars

3.Ambient Temperature
Permissible up to:40℃

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

Measurement-weights

Item NO.	Rp	G	l 0	l 1	l 3	l 4	a	b 1	b 2	b 3	b 4	Weight ca. kg
Item NO.	Rp	G	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 1/4 ″	2 ″ M	180	97	90	79	33	100	92.5	54	73	2.6
RS25/4	1 ″	1 1/2 ″ M	180	97	90	79	33	100	92.5	54	73	2.4
RS30/4	1 1/2 ″	2 ″ M	180	97	90	79	33	100	92.5	54	73	2.6
RS25/6	1 ″	1 1/2 ″ M	180	97	90	79	33	100	92.5	54	73	2.4
RS30/6	1 1/4 ″	2 ″ M	180	97	90	79	33	100	92.5	54	73	2.6