MAIN TECHNICAL SPECIFICATIONS OF ‘RAHUL BRAND’ WOLTMAN TYPE WATER METERS:

Type

Size (mm)

Class

qs Overload Flow

qp Permanent Flow

qt Transitional Flow

qmin Min. Flow

Min. Reading

Max. Reading

m3/h

m3

Woltman

50

B

30

15

3.0

0.45

0.0002

999,999

Woltman

65

B

50

25

5

0.75

0.0002

999,999

Woltman

80

B

80

40

8.0

1.2

0.002

999,999

Woltman

100

B

120

60

12

1.8

0.002

999,999

Woltman

125

B

200

100

20

3

0.002

999,999

Woltman

150

B

300

150

30

4.5

0.002

999,999

Woltman

200

B

500

250

50

7.5

0.002

999,999

Woltman

250

B

800

400

80

12

0.002

999,999

Woltman

300

B

1200

600

120

18

0.02

9,999,999

4

DIMENSIONS:

Type

Size

L

Length

H

Height

Connecting flange

φD1 Outside diameter

φD2 Bolt circle diameter

Connecting Bolts

(n-M)

mm

Woltman

50

200

261

165

125

4-M16

Woltman

65

200

271

185

145

4-M16

Woltman

80

225

279

200

160

8-M16

Woltman

100

250

289

220

180

8-M16

Woltman

125

250

299

250

210

8-M16

Woltman

150

300

319

285

240

8-M20

Woltman

200

350

346

340

295

8-M20(1.0MPa)

12-M20(1.6MPa)

Woltman

250

400

434

395

350

12-M20(1.0MPa)

450

434

405

355

12-M24(1.6MPa)

Woltman

300

450

459

445

400

12-M20(1.0MPa)

500

459

460

410

12-M24(1.6MPa)

41