Boiler house

Local regulations may restrict the use of this product to below the conditions quoted.

Level controls

In the interests of development and improvement of the product, we reserve the right to change the specification without notice. © Copyright 2017

TI-P402-03

EMM Issue 9

WV1

Water Valve - Pilot Operated

Description

The WV1 is a pilot operated diaphragm valve for use with water at up to 80 °C. The valve has a brass body and corrosion resistant

internals. The solenoid is encapsulated, and is supplied with a removable cable socket to IP65 suitable for 3 core cable maximum

7 mm diameter and terminal maximum 1.5 mm2.

1⁄2" valves have the solenoid mounted centrally over the valve. The solenoid is mounted towards the outlet connection on larger sizes.

Principal features:

-

For use with water up to 80 °C.

-

Full bore, except for 11⁄4" which has a reduced bore of 25 mm, normally closed operation.

-

Wide, non-critical voltage ranges.

-

Ideal for boiler feedtank supply.

Sizes and pipe connections

1⁄2", 3⁄4", 1", 11⁄4", 11⁄2" and 2" screwed BSP

Pressure / temperature limits

Maximum design pressure

Maximum design temperature

Minimum design temperature

Maximum operating temperature

Maximum ambient temperature

Minimum operating temperature

Maximum differential pressure

Minimum differential pressure

Designed for a maximum cold hydraulic test pressure of

16 bar g

80 °C

10 °C

80 °C

55 °C

10 °C

16 bar

0.2 bar

24 bar g

1⁄2" WV1

Electrical data

Version

Power

110 V

Supply

230 V

Power consumption

Protection rating

Materials

Part

Body

Seals

Coil housing

Cable socket

Voltage range

99 V to 121 V

207 V to 253 V

Frequency range

50 to 60 Hz

50 to 60 Hz

24 VA (inrush)

14 VA/8 W (hold)

IP65 *

3⁄4" to 2" WV1 valve

*With cable plug correctly fitted and secured

Material

Brass

Nitrile rubber

Polyamide

Polyamide

Page 1 of 3

2.3.32