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Materials, Pressure – temperature, Options – Watts LF25AUB-Z3 User Manual

Page 2: Standards, Capacity, Dimensions — weights, Dimension includes optional gauge, Sizes

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G

Materials

Body:

Lead Free* copper silicon alloy

Seat:

1

2

"–1" (15–25mm) Replaceable engineered polymer

(10% glass filled Noryl

®

)

1

1

4

"–2" (32–50mm) Replaceable stainless steel

Integral Strainer: 

Stainless steel

Diaphragm: 

Reinforced EPDM with PTFE wetted surface

Valve Disc: 

EPDM

Pressure – Temperature

Temperature Range: 33°F – 160°F (0.5°C – 71°C)
Maximum Working Pressure: 300psi (20.7 bar)
Adjustable Reduced Pressure Range: 25–75psi (172 – 517 kPa)
Standard Reduced Pressure Setting: 50psi (345 kPa)

Options

Add Suffix

G

Gauge tapping,

1

8

" (3mm)

GG

Gauge tapping and 160psi (11 bar) gauge

HP 

High pressure range 75–125psi (5.2 – 8.6 bar)

LP

Low pressure range 10–35psi (69 – 241 kPa)

Z7

400psi (27.6 bar) initial pressure,

1

2

" (20mm) models only

Noryl

®

 is a registered trademark of SABIC Innovative Plastics™

SIZE (DN)

DIMENSIoNS

WEIGht

D 

F * 

G 

E

T

E

S

E

P

F

QC

in. mm

in. mm in. mm in. mm in. mm in. mm in. mm lbs. kgs.

1

1

2

38 9

7

16

240 3

1

8

79

1

2

13

1

2

13 – – 1

1

2

38 3.5 1.6

1

1

2

38 9

7

16

240 3

1

8

79

1

2

13

3

4

19

5

8

16 1

11

16

42

3.5 1.6

1

3

4

44

1 0

7

16

266 3

5

8

92

5

8

16

15

16

23

13

16

21 1

3

4

45 6.5 3.0

2

1

8

54 11

7

16

291 3

5

8

92

5

8

16 1 25 – –

– – 10 4.5

2

3

8

60 11

15

16

304 4

1

16

103

5

8

16 1

1

16

28 – –

– – 10 4.5

3

1

4

83 13

11

16

348 4

3

4

121

5

8

16 1

5

16

34 – –

– – 15 6.8

* Dimension includes optional gauge

SIZE (DN)

DIMENSIoNS

A

A

1

A

2

B B

1

B

2

C

in. mm in. mm in. mm in. mm

in. mm in. mm in. mm in. mm

1

2

15 5

3

8

137 5

5

16

135 5

3

16

132

6

7

16

164 6

3

8

162 – –

7 178

3

4

20 5

5

16

135 5

1

2

140 5

1

4

133

6

1

2

165 6

7

8

175 6

3

4

171 7 178

1 25 6 152 6

1

4

159 5

7

8

149

7

3

8

187 7

13

16

198 7

11

16

195

8 203

1

1

4

32 8

3

4

222 8

15

16

227 8

1

4

210 10

3

4

273 11 279 – –

9 229

1

1

2

40 8

3

4

222 9 229 8

1

4

210 10

3

4

273 11

3

16

284 – –

9

1

2

241

2 50 9

1

4

235 10 254 8

3

4

222 11

5

16

287 12

11

16

322

11

1

4

286

Standards

Meets requirements of ASSE Standard 1003: ANSI A112.26.2: CSA Standard 

B356; Southern Standard Plumbing Code and listed by IAPMO.

Military Standard MIL-V-18146B Type I.

Capacity

C (Max)

F* (Max)

D

B, B

1

, B

2

A, A

1

E

P

E

S

E

t

A

2

A - LF25AUB-Z3

A

1

- LF25AUB-S-Z3

A

2

- LF25AUB-DU-LF-Z3

B - LF25AUB-DU-Z3

B

1

- LF25AUB-S-DU-Z3

B

2

- LF25AUB-DU-thDxPEX-Z3

E

t

- NPt Engagement for tight joint

E

S

- Female sweat socket depth

E

P

- PEX end connection

F

QC

- Quick-Connect union

F

QC

Sizes:

1

2

",

3

4

", 1", 1

1

4

", 1

1

2

", 2"

(15, 20, 25, 32, 40, 50mm)

kPa psi

0 0

34 5

69 10

103 15

138 20

172 25

0 10 20 30 40 50 60 70 80 90

100

gpm

0 38 76 114 152 190 228 266 304 342 380

lpm

Reduced Pressure Drop

Flow

1

2

3

4

1”

2”

1

1

4

1

1

2

Dimensions — Weights

ES-LF25AUB 1318

© 2013 Watts

USA: Tel: (978) 688-1811 • Fax: (978) 794-1848 • www.watts.com

Canada: Tel: (905) 332-4090 • Fax: (905) 332-7068 • www.watts.ca

A Watts Water Technologies Company