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Self-Operated Regulating Valve series

ZZLP Self-Operated Flow Regulating Valve

ZZLP Self-Operated Flow Regulating Valve

Product description: ZZLP REGULATOR is a self-operated flow regulating valve which automatically regulates the flow of the medium by it’s own pressure change at the desired set point without the use of external power,it has the function of measuring,execution and regulating.
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ZZLP REGULATOR is a self-operated flow regulating valve which automatically regulates the flow of the medium by it’s own pressure change at the desired set point without the use of external power,it has the function of measuring,execution and regulating.

This regulator is widely used in urban heating-supply system, hotel heating-supply system and petroleum, chemical, metallurgy, light industry and other industrial department of automatic control system.Especially suitable for the flow control of non-corrosive, high temperature (up to 200 ℃) liquid, gas and steam.

This regulator is designed and manufactured according to the standard of AMSE/API/BS/DIN/GB.

Nominal diameter DN(mm)			15	20	25	32	40	50	65	80	100	125	150	200	250
Kvs			3.2	5	8	12.5	20	32	50	80	125	160	320	450	630
The effective pressure Force of the Heavy traffic (m3/h)		0.02MPa	1.5	2.5	3.5	5.5	9.0	14	22	36	55	70	140	200	280
The effective pressure Force of the Heavy traffic (m3/h)		0.05MPa	2.5	3.5	5.5	9.0	12	22	36	55	85	110	220	320	450
PN16 Maximum differential pressure △P(MPa)			1.6	1.6	1.6	1.6	1.6	1.6	1.6	1.6	1.5	1.5	1.2	1.0	1.0
PN40 Maximum differential pressure △P(MPa)			2.0	2.0	2.0	2.0	2.0	2.0	2.0	2.0	1.5	1.5	1.2	1.0	1.0
Working TemperatureT(℃)			liquid：≤140℃； gas：≤80℃
Working TemperatureT(℃)			With isolation tank：≤200℃
Leakage			Class IV；Class VI
Nominal pressure			PN16(1.6MPa) PN40(4.0MPa)
Set the flow Scope of quantity m3/P Medium: water	△Ps 0.02MPa		0.15 ～2	0.15 ～2	0.15 ～5	0.15 ～5	1.5 ～12	1.5 ～12	2.5 ～30	2.5 ～30	4 ～70	4 ～70	/	/	/
Set the flow Scope of quantity m3/P Medium: water	△Ps 0.05MPa		0.15 ～3	0.15 ～3	0.2 ～8	0.2 ～8	2 ～20	2 ～20	4 ～50	4 ～50	6 ～100	6 ～100	/	/	/