
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
$285.25
Size | 3/4", 1", 1-1/2", 2" BSPT |
Function | 2 Way Normally Closed |
Valve Operation | |
Body Material | Plastic |
Seal | NBR |
Pressure Range | 1 bar (minimum) |
Media |
(G75-SM-2WNC)
Solenoid | Supplied with 3W 1.2mm G75 solenoid |
Assembly | Supplied with finger filter and accessories |
Manual override | Manual override with 3 positions : • AUTO - for automatic operation (valve is open when solenoid is energized) • MANUAL - valve is kept open • CLOSE - valve is kept closed |
Pressure | A minimum pressure differential of 1 bar is required |
Technical Data
Function | 2 Way NC |
Ports size | 3/4", 1", 1-1/2", 2" BSPT |
Pressure range | 0.3 to 10 bar |
Temperature range | Fluid : 5ºC to 50ºC (no freezing) Ambient : -10ºC to 50ºC |
Materials in contact with media |
Manual override: Reinforced Nylon Main Valve: Reinforced Nylon Solenoid Operator: Stainless Steel AISI 300 & 400 series Diaphragm: NR Seals: NBR Spring: Stainless Steel AISI 300 series |
Solenoid | • G75, 2W NC solenoids, all voltages. • AC, DC and Latch |
Coil voltage | • Voltage and power consumption - see table • All Baccara coil voltages are ± 10% of nominal |
Voltage & Power Consumption
AC (W) 50 Hz |
DC (W) | |
V | 2 | 4.5 |
12 | • | • |
24 | • | • |
110 | • | • |
• Available options
Voltage & Current table
Solenoid | Voltage | Inrush [A] | Holding [A] |
2W 50 Hz | +10% n-20% V |
0.3 | 0.19 |
2W 60 Hz | 0.2 | 0.14 | |
3W 50/60 Hz | 0.125 | 0.125 | |
DC | 4.5W |
Coil resistance vs input voltage range
Resistance [Ω] | Suitable input voltage range [V] |
4 | 6 - 9 |
9 | 12 - 14 |
12 | 14 - 16 |
23 | 18 - 21 |
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$285.25
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