Electric converging 3-way control valve

Tel:+86-17717520739

Email：info@shxvalve.com

Address: NO.720, Suide Road, Jiading District,Shanghai, China.

Model：ZRHH

Control valve Body type:	3-way casting globe type
Spool type:	3-way double seat spool
Nominal size:	DN20~300,、 NPS 3/4〞~ 12〞
Nominal pressure:	PN16 ~ 100、 CLASS 150LB ~ 600LB
Connection: flange:	FF、RF、MF、RTJ
Welding:	SW、BW
Flange dimension:	According to to IEC 60534
Electric 3-way control valve Bonnet type:	Ⅰ:standard type（-20℃~230℃） Ⅱ:Radiator type: （-45℃~ high than 230℃ occasion） Ⅲ:Low temperature extended type（-196℃~ -45℃） Ⅳ:Bellow seal type Ⅴ:Warm insulation Jacket type
Packing:	V type PFTE packing, flex. graphite packing, etc.
Gasket:	Metal graphite packing
Electric 3-way control valve Actuator:	Electric: 3810L series smart actuator, PSL series actuator.

Component name	Electric 3-way control valve Material
Body/Bonnet	WCB/WCC/WC6/CF8/CF8M/CF3M
Valve spool/Seat	304/316/316L(overlaying stellite alloy)
Packing	Normal:-196～150℃ is PTFE,RTFE,>230℃ is flexible graphite
Bellow	304,316,316L
Gasket	Normal:Stainless steel with flexible graphite,Special:Metal tooth type gasket
Stem	2Cr13/17-4PH/304/316/316L
Electric actuator	Component

Z	Actuator	H	Structure	Nominal size	Body material	Bonnet type	Nominal pressure
Z series control valve	R: electric 3810L type D: electric PSL type	H: direct travel	F: diverging type H: converging type	DN25=NPS1〞=25	C=WCB LC=LCB P=CF8 PL=CF3 R=CF8M RL=CF3M D= special material	Ⅰ:standard type（-20℃~230℃） Ⅱ:Radiator type: （-45℃~ high than 230℃ occasion） Ⅲ:Low temperature extended type （-196℃~ -45℃） Ⅳ:Bellow seal type Ⅴ:Warm insulation Jacket type	DN25= DN25 NPS1〞= NPS 1〞 PN16=16 CL150LB=150 LB JIS10K=10K
Such as: Electric converging (converging) 3 way control valve, radiator type, pressure PN16, valve material WCB, nominal size DN50, type: ZRHH-50CⅡ-16

Electric 3-way control valve Flow characteristic	Linear, percentage
Allowable range	30: 1
Rated Cv value	Percentage / linear CV8.5~1280
Electric 3 way control valve Allowable leakage	Metal seal: IV grade（0.01% rated capacity） Leakage standard: GB/T 4213
Electric 3-way control valve Performance
Intrinsic error (%)	±1.0
Return difference(%)	≤1.0
Dead zone(%)	≤1.0
Difference from beginning to end point(%)	±2.5
Rated travel difference(%)	≤2.5

Special test	Material penetration flaw detection (PT), radiator test (RT), flow characteristic test, low temperature test.
Special treatment	Trim nitrogen treatment, seat hard alloy treatment.
Special rinse	Degreasing and dehydration treatment
Special condition	Special piping or connection, vacuum condition, S.S fastener, special coating.
Special dimension	Customized face to face length or dimension
Test and inspection	Third party test report

Electric 3-way control valve Type\ Method	Electric actuator
	3810L series
	Intelligent integrated type
Usage	Regulating
Air supply pressure or Power supply voltage	Power: AC 200V±10% 50Hz Or Power: AC 380V±10% 50Hz
Connector	Normal type: cable inlet 2-PF(G1/2〞) Explosive proof: Protection jacket PF(G3/4〞)
Direct action	Input signal increase, stem descend, valve close.
Reaction	Input signal increase, stem ascend, valve open.
Input signal	Input/output4～20mA.DC
Lag	≤0.8%FS
Linear type	≤+1%FS
Environmental temperature	Standard type: -10℃～+60℃ With space heater : -35℃～+60℃ Explosive proof: -10℃～+40℃
Electric 3-way control valve Accessories	Space heater (normal type) Non-standard accessories, need special customized notes.

Seat diamter（mm）		25	32	40	50	65	80	100	125	150	200	250	300
Rated flow coefficient, CV		8.5	13	21	34	53	85	135	210	340	535	800	1280
Nominal size	Travel	Option flow coefficient Cv（★standard ●recommended）
DN25	16 mm	★
DN32	25 mm		★
DN40			●	★
DN50			●	●	★
DN65	40mm					★
DN80						●	★
DN100						●	●	★
DN125	60mm								★
DN150									●	★
DN200									●	●	★
DN250	100mm									●	●	★
DN300	100mm										●	●	★
Electric actuator		Electric 3-way control valve Metal sealing max. allowable pressure difference（MPa）
Type	Thrust（N）
3810L-08	800	1.52
3810L-20	2000	3.05	1.86	1.19	0.76
3810L-30	3000		2.79	1.79	1.14
3810L-50	5000		4.66	2.98	1.91	1.13	0.6	0.47
3810L-65	6500					1.35	0.8	0.57	0.39	0.26	0.16
3810L-99	10000								0.61	0.42	0.20	0.17	0.11
3810L-160	16000								0.97	0.67	0.35	0.27	0.18

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