DN3400 Hydraulic Slow Closing Butterfly Valve With Counter Weight

DN3400 Hydraulic Slow Closing Butterfly Valve With Counter Weight

The YFL DN3400 Hydraulic Slow Closing Butterfly Valve With Counter Weight is used in pipeline to close slowly to avoid the water hammer and protect the pipeline equipments.

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Features
Specification

Features:

1. Slow closing with counter weight

2. Protect pipeline equipments from water hammer

3. Open/Close slowly or quickly

Ranges:

Size: DN150-DN5000

Pressure: PN6/PN10/PN16/PN25/PN40

When the valve size is under DN1000:

Adjustable open time:10-60S

Adjustable quick close time: 1.5-15S

Adjustable slow close time: 2.5-60S

Adjustable quick close angle: 75°±10°

Adjustable slow close angle: 15°±10°

When the valve size is above DN1000:

Adjustable open time:20-120S

Adjustable quick close time: 2.5-30S

Adjustable slow close time: 6-90S

Adjustable quick close angle: 75°±10°

Adjustable slow close angle: 15°±10°

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