ZZY Self-Operated Pressure Regulator

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Self Operated Control Valve

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ZZY Self-Operated Pressure Regulator

It is not requiring any external energy, but uses the energy of Medium itself. The most important feature is that the product can be used in the working place of no electricity and no gas, while saving energy. Pressure can be set within a certain freely adjustable range.

Detail

Main technical parameters

Body size (mm)			20	25	32		40		50		65		80		100	125	150	200
Rated flow coefficient KV	Standard		5	8	12.5		20		32		50		80		125	160	320	450
	Large-capacity type		7	11	20		30		48		75		120		190	300	480	760
	orther kv		2.8	5	8		12.5		20		32		50		80	125	160	320
Rated travel (mm)	8		10		12		15		18		20		30		40	45	60	65
Body size (mm)	20 or (G3/4’’)
Ports size	2	3	4	5		6		7		8		9		10		12	15	20
Rated flow coefficient KV	0.02	0.08	0.12	0.20		0.32		0.5		0.80		1.20		1.80		2.80	4.0	5
Nominal pressure	Mpa		1.6, 2.5, 4.0,6.4(6.3) /2.0, 5.0, 11.0
	Bar		16, 25, 40, 64(63)/20, 50, 110
	Lb		ANSI: Class150、Class300、Class600
Pressure range (KPa)	15～50、40～80、60～100、80～140、120～180、160～220、 200～260、240～300、280～350、330～400、380～450、430～500、 480～560、540～620、600～700、680～800、780～900、880～1000、 900～1200、1000～1500、1200～1600、1300～1800、1500～2100、 Or （Other especial demands）
Flow characteristic	Quick opening
Range ability	±5-10(%)
Working temperature	-60～350(0C) or (Other especial demands) 350～550(0C)
Seat leakage	Class IV（metal seat） class VI（soft seat） (GB/T4213-92)
Decompression Range ability （Input pressure, outlet pressure）				1.25～10 or（Other especial demands）

BUYER GUIDE

Data:

Type of valve, Valve size, Purpose

Body size, Nominal pressure

Working temperature

Input pressure, outlet pressure

Fluid name, Flux of medium, Fluid state

Bonnet type,

Material of Body and seat

Accessory:

Condemnatory, pipe, Fastening piece, regulating pressure bars, PRESSURE TAP, PRESSURE PIPE

Flange standard, Flange interval

Other especial demand

Other