Japan, Toho Seisakusho
Toho Seisakusho VRS-2712F Type Electric Ball 2-Way Control Valve
Made in Japan
Manufacturer: Toho Seisakusho
Model: VRS-2712F
Features
| VRS-2712F type | V-ROLL electric 2-way control valve |
The VRS-2712F type V-ROLL electric ball two-way control valve that can perform proportional control with equal percentage characteristics.
Sizes: 15 to 65A are available.
Specification
| Connection diameter | 15~65A | ||||||||||
| Connection type | JIS10K flat face flange (JIS B2239) | ||||||||||
| Type of fluid | Non-corrosive water, high temperature water, air, oil, non-corrosive gas, saturated steam up to 0.5MPa | ||||||||||
| maximum fluid pressure | 1MPa, however, saturated steam: 0.5MPa | ||||||||||
| maximum fluid temperature | 160℃ | ||||||||||
| Flow characteristics | Equal percentage characteristics | ||||||||||
| Maximum working pressure difference | 1MPa | ||||||||||
| Cv value | Connection diameter | 15A | 20A | 25A | 32A | 40A | 50A | 65A | |||
| 0.8 | 1.6 | 3 | 6 | 11 | 19 | 31 | 52 | 94 | 132 | ||
| Valve main material | Main body | FC200 | |||||||||
| ball | SUS304 | ||||||||||
| stem | SUS403 | ||||||||||
| sheet | PTFE with graphite | ||||||||||
| (PTFE with carbon over 120℃) | |||||||||||
| Control unit | 1φ | ||||||||||
| power supply voltage | AC24V ±10% (50/60Hz), | ||||||||||
| (B type and C type only AC100V and AC200V can be manufactured) | |||||||||||
| Valve opening/closing time | 90/75s (50/60Hz) | ||||||||||
| control operation | B type | on off | |||||||||
| C/CX/CE/E type | position proportional | ||||||||||
| power consumption | B/C type | 15~40A: max. 5VA | 50~65A: 15VA | ||||||||
| CX/CE type | 15-40A: 8VA | 50~65A: 18VA | |||||||||
| Motor type | 15-40A: Synchronous motor | ||||||||||
| 50-65A: Capacitor motor, Class E insulation, continuous rating | |||||||||||
| signal contact | B type only SPST x 2 (ON when fully open, ON when 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 | -10～+50℃ | ||||||||||
| Main material | Case | aluminum alloy casting | |||||||||
| Yoke (middle stand) | Steel plate | ||||||||||
| Paint color | operating machine | Munsell N5 | |||||||||
| Control valve body | heat resistant silver | ||||||||||
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