Quick Pressure Relief Valve with Manual Selector 1
- Ports size: 1-1/2″ – 4″ BSPT
- Safety control valve: protects the system by releasing pressure surges
- Applications : Use G500-QR when wishing to avoid unwanted high pressure
AU $385.11
| Size | 2 Way NC, NO |
| Function | 1-1/2" BSPT |
| Valve Operation | Pilot operated |
| Body Material | Plastic |
| Seal | NBR |
| Pressure Range | 0.3 to 10 bar |
| Media |
(GEM-S-4)
Technical Data
| Function | 2 Way NC, NO |
| Ports size | 3/4”, 1”, 1-1/2”, 2” BSPT & NPT |
| Connection | Female BSPT or NPT thread |
| Pressure range | 03 to 10 bar |
| Temperature range | Fluid : 5ºC to 50ºC (no freezing) Ambient : -10ºC to 50ºC |
| Solenoid | GEM-SOL 3/4" UNEF, 2 Way NC or NO solenoids All voltages |
| Materials in contact with media |
Manual override: Reinforced Nylon Body & cover: Reinforced Nylon Spring: Stainless Steel AISI 302 Diaphragm: NR, EPDM (check which material) Seals: NBR, EPDM Screws: Stainless Steel AISI 304 Solenoid: Stainless Steel AISI 300 & 400 series |
| Coil voltage | • Voltage and power consumption - see table • All Baccara coil voltages are ± 10% of nominal |
| Standard protection class | IP65 with connector * Option : IP68 (please refer to GEM-BP Coil) |
• Progressive opening and shut off that prevents water hammer
Flow & Orifice table
| Size | Orifice (mm) |
Kv (l/min) |
| 3/4" | 27 | 140 |
| 1" | 27 | 200 |
| 1-1/2" | 55 | 520 |
| 2" | 55 | 600 |

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