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Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Series overview Heating, air-conditioning, cooling High-efficiency pumps (single pumps) Series overview Wilo-Stratos Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

Series: Wilo-Stratos

10 15 20 25 30 35 40 45 50 Q [m 3 /h]

Wilo-Stratos 60 Hz

40

10 0

10

35 32x 0 -4 x3 1.5 0 -3 5x3 1.2 5 3-2 3-35 1.25x 20 x31.25

20

12

1.25x

30

H [m]

5

H [ft]

0

0

40

80

3x 3x

3-

120

3-

40

8 6

30

4 2 160

200

Q[US gpm]

0

> Design In line, flanged wet rotor circulator with EC motor and automatic capacity adjustment > Application Hot-water heating systems, air conditioning, closed cooling circuits, industrial circulation systems > Special features/product benefits • Energy efficiency class A • Up to 80% power saving compared with constant speed circulating pumps • Maximum efficiency thanks to ECM technology > Description/design • Wet rotor circulator with EC motor and integrated automatic capacity adjustment • Red button technology for very easy operation • Graphic pump display with rotatable display adjustable from US units(default) to metric • Pump communication with IF (interface) module that can be easily retrofitted: ideal external operation • Motor protection with electronic overload protection (min/max voltage, max temp, dry run, overload) • Interface connection for extending built in functions, for building automation (BA) systems and external control • Impeller with three-dimensional curved blades and rotor can using carbon fibre compound material

Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

1

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Equipment/function Heating, air-conditioning, cooling High-efficiency pumps (single pumps) Equipment/function Wilo-Stratos Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

Wilo-Stratos 1.25x3-20 1.25x3-25 1.25x3-30 1.25x3-35 1.5x3-40 2x3-35

3x3-30

3x3-40

Operating modes Manual control mode (n=constant) >p-c for constant differential pressure >p-v for variable differential pressure >p-T for temperature-controlled differential pressure

• • • •

Manual functions Operating mode setting Differential-pressure setpoint setting "Autopilot" setting (automatic setback operation) Pump ON/OFF setting Speed setting (manual control mode)

• • • • •

Automatic functions Stageless power adjustment depending on the operating mode



"Autopilot" automatic setback operation

• • • •

Deblocking function Soft start Full motor protection with integrated trip electronics External control functions



"Analogue In 0 ... 10 V" control input (remote speed adjustment)

Possible with Stratos IF-Modules (accessories)

"Analogue In 0 ... 10 V" control input (remote adjustment setpoint)

Possible with Stratos IF-Modules (accessories)



Signal and display functions Collective fault signal (potential-free NC contact) Fault signal light LCD screen for indication of pump data and fault codes

• • •

Data exchange Infrared interface for wireless data exchange with IR-Module/IR-Monitor (see IR-Module/IR-Monitor function table) Serial digital LON interface for connection to a LONWORKS network

2

• • Possible with Stratos IF-Modules (accessories)

Wilo-Stratos

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Equipment/function Wilo-Stratos 1.25x3-20 1.25x3-25 1.25x3-30 1.25x3-35 1.5x3-40 2x3-35

3x3-30

3x3-40

Dual pump management (double pump or 2 x single pump) Main/standby mode (automatic fault-actuated switchover/time-dependent pump cycling) Parallel operation (efficiency-optimised peak load cut-in and out)

• –







Equipment/scope of delivery Including seals for threaded connection (loose) Including installation and operating instructions

• •

• = available, - = not available

Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

3

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Technical Data Heating, air-conditioning, cooling High-efficiency pumps (single pumps) Technical Data Wilo-Stratos Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

Wilo-Stratos... 1.25x3-20 1.25x3-25 1.25x3-30 1.25x3-35 1.5x3-40 2x3-35

3x3-30

3x3-40

Approved fluids (other fluids on request) Heating water

















Water-glycol mixtures (max. 1:1; above 20% admixture, the pumping data must be checked)

















Potable water and water for food-processing companies in accordance with TrinkwV 2001 (drinking water ordinance)

-

-

-

-

-

-

-

-

Max. delivery head [ft]

20

23

36

30

39

36

33

43

Max. delivery head [m]

6

7

11

9

12

11

10

13

30.8

35.2

48.4

57.2

83.7

127.7

180.5

273.0

7

8

11

13

19

29

41

62

Output

Max. volume flow [USGPM] 3

Max. volume flow [m /h] Permitted field of application

14 °F (- 10 °C) up to 230 °F (+ 110 °C)

Temperature range Max. ambient temperature

104 °F (+40 °C)

Max. working pressure, pmax [psi]

145

Pipe connections Nominal flange diameter

1.25

1.25

1.25

1.25

1.5

2.0

3.0

3.0

non ANSI flange (oval, rotated 90°)

















non ANSI flange (oval)

















non ANSI flange (round)

















ANSI flange

















Mains connection 1 ~ [V], standard version

230

230

230

230

230

230

230

230

Mains connection 3 ~ [V], standard version

230

230

230

230

230

230

230

230

Mains frequency

60

60

60

60

60

60

60

60

F

F

F

Electrical connection

Motor/electronics Power electronics

Frequency converter

Degree of protection Insulation class

4

Enclosure 2/CSA F

F

F

F

F

Wilo-Stratos

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Technical Data Wilo-Stratos... 1.25x3-20 1.25x3-25 1.25x3-30 1.25x3-35 1.5x3-40 2x3-35

3x3-30

3x3-40

Materials Pump housing

Grey cast iron (EN-GJL-250)

Impeller

Plastic (PP - 50% GF)

Plastic (PPS - 40% GF)

Pump shaft

Stainless steel (X46Cr13)

Bearing

Carbon, metal impregnated

Minimum suction head at suction port [psi] for preventing cavitation at water pumping temperature Minimum suction head at 122 °F (50°C)

4.3

4.3

4.3

4.3

7.1

7.1

10.0

10.0

Minimum suction head at 203 °F (95°C)

14.2

14.2

14.2

14.2

17.1

17.1

21.3

21.3

Minimum suction head at 230 °F (110°C)

22.8

22.8

22.8

22.8

25.6

25.6

32.7

32.7

• = available, - = not available

Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

5

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Pump curves Heating, air-conditioning, cooling High-efficiency pumps (single pumps) Pump curves Wilo-Stratos Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

Wilo-Stratos 1.25x3-20

6

20

∆p

16

-c

14 12 10 8 6 4 2 min

0

P 1[hp] 0.12

0

4

0

0.2

8 0.4

12 0.6

16

0.8

20

1

1.2

1.4

1.6

1.8

P 1[kW ] 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.02 0.01 0 28 Q [US g.p.m.] max.

0.10

'/6m7 6'/5m 1 '/4m /8 /1 13 16

'/3m

6

11 / 1

19

0.08

13/ 16

9

2m 9 6'/ 6 /1 1 '/ m 31/ 4 min

0.06 0.04 0.02 0 0

4

8

12

16

20

24

2

3

4

7 Q [m³/h] H[m] 6.8 6.4 6.0 5.6 5.2 4.8 4.4 4.0 3.6 3.2 2.8 m ax 2.4 . 2.0 1.6 1.2 0.8 0.4 0 24 28 Q [USg.p.m.]

5

6

Wilo-Stratos 1.25x3-20 1~/ 60 Hz

20 18 16 14 12 10 8 6 4

m in

.

2 0

2 Q [l/s]

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 Q [m³/h]

1

v

18

0

H[ft] 22

p-

7 Q [m³/h] H[m] 6.8 6.4 6.0 5.6 5.2 4.8 4.4 4.0 3.6 3.2 m 2.8 ax . 2.4 2.0 1.6 1.2 0.8 0.4 0 24 28 Q [USg.p.m.]

5

P 1[hp] 0.12

0

4

0

0.2

8 0.4

12 0.6

16

0.8

20

1

1.2

1.4

1.6

1.8

2 Q [l/s]

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 Q [m³/h]

20

24

P 1[kW ] 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.02 0.01 0 28 Q [US g.p.m.]

5

6

7

max.

0.10

'/4

'

7/ 16

/

0.08

m

m

4

Wilo-Stratos 1.25x3-20 1 ~/ 60 Hz

m

3

'/6

2

11 16

1

1/8

13

16

19

0

H[ft] 22

Δp-v (variable)

/5

Δp-c (constant)

m

'/3

6

13 / 1

9

0.06

6 /1

0.04

min.

'/2m

9 6

0.02 0 0

4

8

12

16

2

3

4

Wilo-Stratos 1.25x3-25 Δp-c (constant) H[ft] 26

0

1

Δp-v (variable)

2

3

4

5

6

Q [m³/h]

7

Wilo-Stratos 1.25x3-25 1 ~/ 60 Hz

24 22 20

Δp

18

-c

16 14

m

12

ax

.

10 8 6

m in.

4 2 0 0 0 P 1[hp]

0

4

8

0.2 0.4 0.6 0.8 1

2

0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0

16

20

1

3

24

28

32 Q [USg.p.m.]

1.2 1.4 1.6 1.8 4

5

6

2 7

7m m 6'/ 6 15 / 1 6'/ 22 1911/ 1 7/ 16'/5m m 16 31 / 8 '/4 '/3m 1 13 16 9 / 9/ 16'/2m 1m 6 1 '/ 3 /4

8

12

16

20

28

24 20

∆p -v

18 16 14

m

12

ax

.

10 8 6 4

m in .

2 0

0

max. 0.12 0,10 0.08 0.06 0.04

32 Q [USg.p.m.]

Q [m³/h]

22

0 P 1[kW ]

1

Wilo-Stratos 1.25x3-25 1 ~/ 60 Hz

Q [m³/h]

0.02 24

0

0

0 4

H[ft] 26

2.2 Q [l/s]

min. 0

6

12

H[m] 8.0 7.6 7.2 6.8 6.4 6.0 5.6 5.2 4.8 4.4 4.0 3.6 3.2 2.8 2.4 2.0 1.6 1.2 0.8 0.4 0

P 1[hp]

4

8

12

0.2 0.4 0.6 0.8 1

2

0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0

16

20

1

3

24

28

32 Q [USg.p.m.]

1.2 1.4 1.6 1.8 4

5

6

2 7

2.2 Q [l/s] Q [m³/h] max. P 1[kW ] 0.12

m m m m m m '/7 1 / 16'/6 7/ 16'/5 1 / 8'/4 13 / 16'/3 9 / 16'/2 1 6 9 13 16 19

6

1 15 /

22

H[m] 8.0 7.6 7.2 6.8 6.4 6.0 5.6 5.2 4.8 4.4 4.0 3.6 3.2 2.8 2.4 2.0 1.6 1.2 0.8 0.4 0

0,10 0.08 0.06 0.04

min.

0.02 0

0

4

8

12

16

20

24

28

32 Q [USg.p.m.]

Wilo-Stratos

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Pump curves Wilo-Stratos 1.25x3-30 Δp-c (constant) 0

Δp-v (variable)

2

4

6

8

H[ft]

10

12

30

0

Q [m³/h] H[m] 10

Wilo-Stratos 1.25x3-30 1 ~/ 60 Hz -c

8

25

m

6

ax

6

8

10

12

Q [m³/h]

4

H[m] 10

Wilo-Stratos 1.25x3-30 1 ~/ 60 Hz Δp

8

-v

25 20

6

.

15

m

ax

15

.

4

10

10 2

m in

5 0

4

30

Δp

20

2

H[ft]

.

0

10

20

0 0

30

1 2

40

50

2 4

Q [USg.p.m.]

3

6

8

10

12

P 1[hp]

0.3

1/ 4

1

29 / 2

0.2

6 '/9m 2

'/8m

'/6m

11/ 16

19

1/ 8

13

Q[l/s]

0 0 P 1[hp]

P 1[kW] 0.30 0.25

'/4m

0.20 0.15 0.10

m 6 '/2 min.

0.1

9/ 16

0 0

10

31/ 4 '/1m 20

0.05

30

40

50

0 0

Q [m³/h] max.

0.4

0

m in

5

Q [USg.p.m.]

0

10

20

2

.

30

1 2

40

2 4

Q [USg.p.m.]

50

Q[l/s]

3

6

8

10

Q [m³/h]

12

P 1[kW ]

max.

0.4

0.30 0.25

m '/7m '/6m '/5 '/4m 8m 15 / 16 911 / 16 167/ 16 31/ 8 1 / 4'/ 1 2 1 2 6 2

0.3 0.2

0

0.20 0.15 0.10

0.1

0.05

min.

0 0

10

20

30

4

6

40

Q [USg.p.m.]

50

0

Wilo-Stratos 1.25x3-35 Δp-c (constant) 0

Δp-v (variable)

2

4

6

8

H[ft]

Q [m³/h]

10

Wilo-Stratos 1.25x3-35 1 ~/ 60 Hz

40

0 H[m] 14 12

Δp

8

Q [m³/h]

10

Wilo-Stratos 1.25x3-35 1 ~/ 60 Hz

40

10

Δp

-v

30 8

20

6

m

8 20

m

. 4

0.5

0

2

20 1.0

30 1.5

40

2.0

4

6

3.0 10

32

0.2

m

'/10

13/ 16

1/ 4

26

0.1

3 '/1m 10 20 1/ 4

0

'/8m

0,5 2

P 1[kW ] 0.30 0.25 0.20 0.15 0.10 0.05

Q [USg.p.m.]

Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

10

0

'/6m

40

0 0

m 1/ 8 '/4 13 m 2 ' 69/ 16 / min. 30

0

Q [l/s]

11/ 16

19

0

0

2

.

Q [m³/h]

max.

0.4

0

Q [USg.p.m.]

2.5 8

P 1[hp]

0.3

4

m in

2

10

0

.

10

m in.

0 0

6

ax

ax

10

H[m] 14 12

10

-c

30

2

H[ft]

20 1,0

30 1,5

4

2,0 6

2,5 8

3,0 10

P 1[hp]

m

0.3

10 6'/

13 / 1

32

0.2

0

Q [l/s] Q [m³/h] P 1[kW ]

max.

0.4

0.30

m 6m 8m '/4 6'/ 1 / 4'/ 1/ 8 11 / 1 26 13 19

0.25 0.20 0.15 0.10

0.1 0

Q [USg.p.m.]

40

min. 0

10

20

30

0.05 40

Q [USg.p.m.]

0

7

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Pump curves Wilo-Stratos 1.5x3-40 Δp-c (constant) 0

Δp-v (variable)

4

8

12

H[ft]

Q [m³/h]

16

Wilo-Stratos 1.5x3-40 1 ~/ 60 Hz

40

Δp

-c

0 H[m] 14

H[ft]

12

40

4

8

12

Q [m³/h]

16

H[m] 14

Wilo-Stratos 1.5x3-40 1 ~/ 60 Hz

12

Δp

-v

10

10 30

30 8

ma

20

6

x.

8

ma

x.

20

6

4

20

0

40

1

0 P 1[hp] 0.6

2

2

4

3 8

4 16

2m 3 '/1 10m 13/ 16'/ 39 / 8 32

0.4

1/ 4

26

'/8m

0.1

0 P 1[kW ]

'/6m

0.4

m 1 / 8 '/4 13

0.3

0.4

0.2

0.3

0

0.1

min.

31/ 4 '/1m 20

40

60

0

0 P 1[hp] 0.6

' 2m 69/ 16 /

0.2

0

Q [l/s]

11/ 16

19

0.3

0

.

Q [m³/h]

5

12

max.

0.5

0

80 Q [USg.p.m.]

60

80Q [USg.p.m.]

0

2

m in

20

40

1

3 8

4 12

5

0m

'

3 /8

39

'/1

1 4

/ 26

6

13 / 1

32

m '/8

'/6m

6

11 / 1

Q [m³/h] P 1[kW ] 0.4

m

1/8

13

19

0

Q [l/s]

16 max.

0.5

'/4

0.3 0.2

0.2

0.1

min.

0.1 0

80Q [USg.p.m.]

60

2

4

2m

0 0

4 10

min.

/1

10

0

20

40

80 Q [USg.p.m.]

60

0

Wilo-Stratos 2x3-35 Δp-c (constant) 0

Δp-v (variable)

5

10

15

20

H[ft]

25

0

Q [m³/h]

Wilo-Stratos 2x3-35 1 ~/ 60 Hz

40

H[m] 14 12

5

10

25

Q [m³/h]

40

H[m] 14 12

Δp

-v

10

30

20

Wilo-Stratos 2x3-35 1 ~/ 60 Hz

Δp

-c

15

H[ft]

10

30 8

ma

x.

20

6

8 20

6

ma

x.

4 10 2

m in

.

20

40

0 0

60

2 5

.

80

100

4 10

Q [USg.p.m.]

6

15

20

25

0 0 P 1[kW ]

m '/10

13/ 16

32

1/ 4

26

'/8m

8

0.4 0.3

'/2m 69/ 16

0.2

3 '/1m 40

0

20

0.2 0.1

min.

1/ 4

60

0.6 0.5

'/6m 4m 11/ 16 1/ 8 '/ 19 13

0.4

80

100

0

Q [l/s]

max.

0.8

0

Q [m³/h]

P 1[hp]

0.6

0

Q [USg.p.m.]

0

20

40

60

2

80

100

4

5

10

Q [USg.p.m.]

20

25

Q [m³/h] P 1[kW ]

max.

0.8 0.6 0.4

36 32

'

6

1/1

13 /

0m

'/1

16

8m 1 / 4'/ 26

6m 6'/

11 / 1

19

1/

13

4m 8 '/

0.6 0.5 0.4 0.3 0.2

0.2 0 0

0

Q [l/s]

6

15

P 1[hp]

1m

0

2

m in

/1

0

0

4 10

min. 20

40

60

0.1 80

100

Q [USg.p.m.]

0

Wilo-Stratos

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Pump curves Wilo-Stratos 3x3-30 Δp-c (constant) 0

Δp-v (variable)

10

20

30

H[ft]

Q [m³/h]

Wilo-Stratos 3x3-30 1 ~/ 60 Hz

35

0 H[m]

10 30

-c

8

20

6

ma

x.

15

4

10

30

35

Q [m³/h]

Wilo-Stratos 3x3-30 1 ~/ 60 Hz

Δp

H[m] 10

-v

8

25 20

6

ma

x.

15

4

10 2

m in

.

2

4

0

160 Q [USg.p.m.]

120 6

10

8

20

P 1[hp]

m

0.8 3213/ 16'/10

1

26 / 4

'/8m

'/6m

11/ 16

19

0.6

1

/8 13

0.4

0 0 P 1[hp] 1.0

P 1[kW ] 0.8 0.6

'/4m

0.4

'/2m 69/ 16 min.

0.2

31/ 4 '/1m 40

0

80

0.2

120

0

Q [l/s] max.

1.0

0

Q [m³/h]

10 30

0

160 Q [USg.p.m.]

0

40

80

2

6

8

20

m

'/8

1/4

26

/

m '/6

6

11 / 1

19

1/ 8

13

Q [m³/h] P 1[kW ] 0.8

m

0.6

'/4

0.4

0.4

0.2

min.

0.2 0 0

40

0

Q [l/s]

10

30 max.

0.8 0.6

160Q [USg.p.m.]

120

4 10

0m

0

80

'/1

40

.

13 16

0 0

2

m in

5

32

5

0

20

30

Δp

25

10

H[ft]

80

160 Q [USg.p.m.]

120

0

Wilo-Stratos 3x3-40 Δp-c (constant) 0

10

Δp-v (variable) 20

30

40

H [ft]

50

Q [m³/h]

40

0 H [m] 14

Wilo-Stratos 3x3-40 1 ~/ 60 Hz

12

∆p

-c

10

20

30

40

H [ft]

50

Q [m³/h] H [m] 14

Wilo-Stratos 3x3-40 1 ~/ 60 Hz

40

12

Δp -

v

10

30

10 30

8

8

6

.

ax

m

20

20

6

.

ax

m

10

0

0

50

0

4 10

2

150

200

8 20

Q [US g.p.m.]

12

30

40

1.2

10m

m 213/ 16'/ 3

'/12

38

39 /

1/ 4

26

'/8m

0.8

0

0

50

31/ 4 '/1m 100

6 min. 150

P 1[kW ] 1.6 1.2

'/6m 1 / 8'/4m 13

0.8

200

50

2

n.

100

150

4

8

10

20

Q [US g.p.m.]

200 12

30

40

16

Q [l/s] Q [m³/h]

50

P 1[hp] 2.0

max.

1.6

m

2m

1.2

'/1

3/8

39

0 '/1

6

13 / 1

32

1/ 4

26

m '/8

11 / 1

19

0

P 1[kW ] 1.6 1.2

m '/6 1 8'/4m / 13

6

0.8

0.8

'/2m

9/ 16

0.4

0

0

11/ 16

19

0

Q [l/s]

max.

2.0

0

mi

Q [m³/h]

16 50

P 1[hp] 1.6

4 10

100

0

0

4

m in.

0.4 Q [US g.p.m.]

Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

0

0

0.4

min.

0.4 0

50

100

150

200

Q [US g.p.m.]

0

9

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Wiring diagram, motor data Heating, air-conditioning, cooling High-efficiency pumps (single pumps) Wiring diagram, motor data Wilo-Stratos Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

Wiring diagram

FC: Collective fault signal (NC contact rating 1 A, 250 V~)

230 V

PE

FC

L1 L3

FC

1~ 230 V / 60 Hz

L2 L3 L1 L2

PE

3~ 230 V / 60 Hz

Motor data Wilo-Stratos...

10

Nominal motor power

Speed

P2

Power consumption 1~230 V P1 [hp]

Power consumption 1~230 V P1 [W]

[hp]

[W]

n [rpm]

1.25x3-20

0.087

65

1400 - 3400

0.01 - 0.11

9 - 85

1.25x3-25

0.134

100

1400 - 3700

0.01 - 0.17

9 - 130

1.25x3-30

0.268

200

1600 - 4800

0.02 - 0.42

16 - 310

1.25x3-35

0.268

200

1600 - 4800

0.02 - 0.42

16 - 310

1.5x3-40

0.469

350

1400 - 4600

0.03 - 0.63

25 - 470

2x3-35

0.671

500

1400 - 4600

0.03 - 0.79

25 - 590

3x3-30

0.872

650

950 - 3300

0.05 -1.07

38 - 800

3x3-40

1.743

1300

900 - 3300

0.05 - 2.08

40 - 1550

Current at 1~230V

Current at Motor pro- Threaded ca3~230V tection ble connection I – PG [A] – 1xNPT 1/4"/ 0.13 - 0.78 0.13 - 0.78 integrated 1xNPT 1/2" 1xNPT 1/4"/ 0.13 - 1.20 0.13 - 1.20 integrated 1xNPT 1/2" 1xNPT 1/4"/ 0.16 - 1.37 0.16 - 1.37 integrated 1xNPT 1/2" 1xNPT 1/4"/ 0.16 - 1.37 0.16 - 1.37 integrated 1xNPT 1/2" 1xNPT 1/4"/ 0.20 - 2.05 0.20 - 2.05 integrated 1xNPT 1/2" 1xNPT 1/4"/ 0.20 - 2.60 0.20 - 2.60 integrated 1xNPT 1/2" 1xNPT 1/4"/ 0.30 - 3.50 0.30 - 3.50 integrated 1xNPT 1/2" 1xNPT 1/4"/ 0.32 - 6.80 0.32 - 6.80 integrated 1xNPT 1/2"

Wilo-Stratos

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Dimensions, weights Heating, air-conditioning, cooling High-efficiency pumps (single pumps) Dimensions, weights Wilo-Stratos Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

b1

l2

l1

NPT ½"

a2

b2

b1

a1

b5

b4

l0

l2

blind plug NPT ¼"

l0

blind plug NPT ¼" NPT ½"

Dimension drawing 2

l1

Dimension drawing 1

b4

b2

a2

a1

b5

l0

blind plug NPT ¼"

l2

l1

Dimension drawing 3

NPT ½"

b1 b4

a2

b2

a1

b5

Dimension drawing flange 1

Dimension drawing flange 2 ØD Øk

nxdL

Ød

Øk

ØD

DN

Ød

DN

nxdL

Wilo Catalogue A1 - 50 Hz - Circulation pumps in glandless design

11

Heating, air-conditioning, cooling High-efficiency pumps (single pumps)

Dimensions, weights Dimensions, weights Wilo-Stratos...

1.25x3-20 1.25x3-25 1.25x3-30 1.25x3-35 1.5x3-40 2x3-35 3x3-30 3x3-40

Nominal flange diameter DN [In.] [mm] 1.25 32 1.25 32 1.25 32 1.25 32 1.5 40 2 50 3 80 3 80

Overall length

Dimensions

l0 [In.] 61/2 61/2 81/2 81/2 10 11 14 14

l1 [mm] 165 165 216 216 254 279 356 356

[In.] 31/4 31/4 41/4 41/4 5 51/2 7 7

l2 [mm] 82.5 82.5 108 108 127 139.5 178 178

[In.] 115/16 115/16 23/16 23/16 25/8 25/8 31/16 31/16

a1 [mm] 49 49 55 55 66 66 78 78

[In.] 73/16 73/16 81/16 715/16 915/16 101/16 1213/16 1215/16

a2 [mm] 182 182 204 201 252 256 325 329

[In.] 111/16 111/16 17/8 115/16 27/16 27/16 37/16 39/16

[mm] 43 43 48 50 62 62 87 90

Dimensions, weights Wilo-Stratos...

Dimensions

b1 1.25x3-20 1.25x3-25 1.25x3-30 1.25x3-35 1.5x3-40 2x3-35 3x3-30 3x3-40

[In.] 21/8 21/8 21/2 23/8 27/8 31/4 41/16 47/16

b2 [mm] 54 54 63 61 73 82 103 113

[In.] 17/8 17/8 21/8 23/16 21/2 21/2 35/16 39/16

Weight approx.

b4 [mm] 48 48 54 55 64 64 84 90

[In.] 31 / 2 31 / 2 43/16 43/16 43 / 4 43 / 4 61 / 8 61 / 8

b5 [mm] 89 89 106 106 120 120 156 156

[In.] 59/16 59/16 511/16 511/16 67/16 67/16 71/2 71/2

M [mm] 142 142 145 145 163 163 191 191

[lbs] 13.2 14.3 17.6 17.6 26.5 33.1 68.3 72.8

[kg] 6.0 6.5 8.0 8.0 12.0 15.0 31.0 33.0

Dimension drawing – – 1 1 1 1 2 3 3 3

Flange dimensions Wilo-Stratos...

1.25x3-20 1.25x3-25 1.25x3-30 1.25x3-35 1.5x3-40 2x3-35 3x3-30 3x3-40

12

Flange

– – Non ANSI (oval 90° rotated) Non ANSI (oval 90° rotated) Non ANSI (oval 90° rotated) Non ANSI (oval 90° rotated) Non ANSI (oval) Non ANSI (round) ANSI R.F. Class 125 ASTMA 126 ANSI R.F. Class 125 ASTMA 126

Nominal flange diameter

Pump flange dimensions

DN

ØD [mm]

[In.]

Ød [mm]

[In.]

Øk [mm]

n x Ø dL [pcs. x mm]

Dimension drawing, flange – –

[In.]



[In.]

1.25

32

43/4

121

27/8

73

31/2

89

2 x 14

2 x 14

1

1.25

32

43/4

121

27/8

73

31/2

89

2 x 14

2 x 14

1

1.25

32

43/4

121

27/8

73

31/2

89

2 x 14

2 x 14

1

1.25

32

43/4

121

27/8

73

31/2

89

2 x 14

2 x 14

1

1.5 2

40 50

3

4 /4 51/4

121 133

7

2 /8 37/16

73 87

1

3 /2 4

89 102

2 x 14 4 x 14

2 x 14 4 x 14

1 2

3

80

79/16

192

51/16

128

6

152

4 x 19

4 x 19

2

3

80

79/16

192

51/16

128

6

152

4 x 19

4 x 19

2

Wilo-Stratos