Name: flow control valve for heat exchanger application
Brand: BELL
Availability: InStock

Product Details

flow control valve for heat exchanger application

Specification

Parameters of automatic control valve

The material of valve body: cast iron, cast steel, cast stainless steel and so on.

Pressure grade: 1.6Mpa, 4.0Mpa, 6.4Mpa

Connecting type: flange coupling

Temperature range: normal temperature -20---230º the thermal slug type -60---450º

Operation form: automatic open or close

Flow characteristic: equal percentage, linearity

Leakage: single-seated valve: 0.01* rating Kv

double-seated valve, sleeve valve: 0.5%* rating Kv

ZAZP,BELLAZP single seated automatic control valve specification table

Nominal diameter mm		20				25	32	40	50	65	80	100	125	150	200
Valve disc diameter mm		10	12	15	20	25	32	40	50	65	80	100	125	150	200
Rated flux coefficient Kv		1.2	2	3.2	5	8	12	20	32	50	80	120	200	280	450
Nominal pressure Mpa		1.6 4 6.4
Match DKJ actuator	specification	DKZ-4100				DKZ-4200		DKZ-4300		DKZ-5400			DKZ-5500
Match DKJ actuator	Differential pressure Mpa	6.4	4.0	4.0	4.0	3.5	2.3	2.0	1.42	1.4	0.91	0.55	0.35	0.26	0.17
Match introduced actuator	specification	A+Z64
Match introduced actuator	Differential pressure Mpa	6.4	6.4	4.0	4.0	3.7	2.5	2.2	1.6	1.5	1.0	0.6	0.4	0.3	0.2
Rated travel mm		10				16		25		40			40
Flux characteristic		Equal percentage Beeline
Function style		Volt on Volt off
Temperature range		Normal temperature: -20 — +200 degree abstraction of heat: -60 — +450 degree