Japan, Toho Seisakusho
Toho Seisakusho VR□□-312F Series Electric Mixing 3-Way Control Valve
Made in Japan
Manufacturer: Toho Seisakusho
Model: VR□□-312F Series:VR3-312F, VR6-312F
Features
| VR3-312F type | Electric mixing 3-way control valve |
| VR6-312F type | Electric mixing 3-way control valve |
Specification
| connection diameter | VR3 | 15~80A | |||||||||
| VR6 | 50～250A | ||||||||||
| Connection type | JIS10K flat face flange (JIS B2239) | ||||||||||
| Type of fluid | Non-corrosive water (pH<8.5) | ||||||||||
| maximum fluid pressure | 1MPa | ||||||||||
| Maximum working pressure difference | Connection diameter | 15A | 20A | 25A | 32A | 40A | 50A | 65A | 80A | ||
| (MPa) | VR3 type | 1 | 1 | 1 | 1 | 1 | 0.63 | 0.35 | 0.35 | ||
| Connection diameter | 50A | 65A | 80A | 100A | 125A | 150A | 200A | 250A | |||
| VR6 type | 0.9 | 0.5 | 0.5 | 0.25 | 0.2 | 0.12 | 0.08 | 0.05 | |||
| Flow characteristics | Linear (L) | ||||||||||
| Cv value | Connection diameter | 15A | 20A | 25A | 32A | 40A | 50A | 65A | |||
| 5.5 | 8 | 14 | twenty two | 28.5 | 50 | 85 | |||||
| Connection diameter | 80A | 100A | 125A | 150A | 200A | 250A | |||||
| 100 | 160 | 250 | 390 | 610 | 920 | ||||||
| fluid temperature | 0～120℃ | ||||||||||
| Valve main material | Main body | FC200 | |||||||||
| plug and seat | CAC406 | ||||||||||
| Power supply voltage of operating unit | 1φ | ||||||||||
| AC24V (VR3 type), | |||||||||||
| AC100/110V or AC200/220V±10% (50/60Hz) | |||||||||||
| Valve opening/closing time | Connection diameter | 15A~40A | 50A | 65A | 80A | 100A | 125A | 150A | 200A | 250A | |
| (sec) | Opening/closing time | 25/20s | 33/27s | 48/40s | 58/48s | 93/78s | |||||
| 50/60Hz | |||||||||||
| control operation | B type | on off | |||||||||
| C/CX/CE/E type | position proportional | ||||||||||
| power consumption | VR3 | B/C/E type max. 24VA | CX/CE type max. 27VA | ||||||||
| VR6 | B/C/E type max. 40VA | CX/CE type max. 43VA | |||||||||
| Motor type | Single-phase capacitor motor with brake, class E insulation | ||||||||||
| signal contact | B type only SPST x 2 (ON just before fully open, ON just before fully closed) | ||||||||||
| Contact capacity: AC125V/250V 10A (non-inductive load) | |||||||||||
| input signal | CX type | 135Ω potentiometer 3 wire connection | |||||||||
| CE type | Either 4 to 20 mA DC, 1 to 5 V DC or 0 to 10 V DC signal | ||||||||||
| protective structure | IP55 | ||||||||||
| Permissible ambient temperature | B/C/E type | -20～+60℃ | |||||||||
| CX/CE type | -10～+50℃ | ||||||||||
| Main material | Case and yoke (intermediate stand) | aluminum alloy casting | |||||||||
| Paint color | Operating machine and yoke (intermediate stand) | Munsell N5 | |||||||||
| Control valve body | heat resistant silver | ||||||||||
| Mass/Drawing | VR3-312F type | Diameter 15~80A | |||||||||
| VR6-312F type | Caliber 50~250A | ||||||||||
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