Sen Weier SV20 Series two-way valve used to control electric central air-conditioning fan coil cold / hot water off, the driver and the body of two parts, the drive by a synchronous motor drive, along with spring return and manual lever to open the valve manipulation functions, body structure with the piston. This section with electric valve supporting the use of the thermostat. 



 Features 
 Model List 
 Model Selection 



 * Body material: Forged brass energy: only 16 seconds the process of opening and closing the valve power 
 * Stem Material: brass body with separate drive, you can quickly disassemble and maintain 
 * Sealing Material: NBR rubber (NBR) · because most of the time no electricity, so no overheating the motor, long life and safety 
 * Drive Chassis: Flame retardant ABS plastic drive Chassis: ABS plastic flame retardant 
 * Drive cover: fire-retardant fiberglass plastic drive cover: fire-retardant fiberglass plastic 



 Model List 
 Type List 


 Connection Type 
 Thread liquidity 
 [I / min] Fluid temperature 
 [℃] Power storage temperature 
 [℃] pressure 
 [MPa] 
 SV20215 1 / 2 "Two-18 chilled water / hot water 1 ~ 95 220VAC -40 ~ 70 2.5 
 SV20220 3 / 4 "Two-21 chilled water / hot water 1 ~ 95 220VAC -40 ~ 70 2.5 
 SV20225 1 "Two-29 chilled water / hot water 1 ~ 95 220VAC -40 ~ 70 2.5 
 SV20315 1 / 2 "three links 18, chilled water / hot water 1 ~ 95 220VAC -40 ~ 70 2.5 
 SV20320 3 / 4 "Tee 21, chilled water / hot water 1 ~ 95 220VAC -40 ~ 70 2.5 
 SV20325 1 "three links 29, chilled water / hot water 1 ~ 95 220VAC -40 ~ 70 2.5 



 Model Selection 
 Type selecting type 


 S V20 2 / 3 15/20/25 
 ① ② ③ ④ 
 ① S: Sen Weier Controls 
 ② V20: V20 Series Electric Valve 
 ③ 2 / 3: 2 to indicate a pass, that links 3 
 ④ 15/20/25: valve diameter, such as: 15 for 1 / 2 " 
 20, said 3 / 4 ", 25, said 1" 

 Note: SV20 series valve electric drives, and B sub-type of ordinary drive two, normal drive