The Series BV74 Differential Pressure Balancing Valve is designed to keep constant differential pressure across the supply pipes and return pipes, control valve or terminal unit in air-conditioning or heating system. It avoids hydronic disturbances resulting from variations insystem differential pressure.

• Self-acting differential pressure control, no external power needed

• On-site setting of differential pressure

• Wide controllable range of differential pressure

• Handwheel equipped with differential pressure indicator

• Equipped with measuring points and air vent

• Equipped with three-way measuring connector

• Size: DN40-DN600

• Medium temperature: -10~120 °C

• Pressure rating: PN25/PN16

• Working medium: air conditioning hot and cold water, ethylene glycol solution

• Connection method: flange connection

• Connection standard: EN1092-1/2

• Control accuracy: ± 5%

DIMENSION