The Alco Controls 540 series presents a range of 2-way, normally open compact solenoid valves engineered for various applications, including liquid, hot gas, and suction gas. With a design focused on reliability and ease of installation, these valves accommodate a wide array of refrigerants, making them versatile solutions for different system requirements. Their compact size ensures seamless integration into space-constrained setups without compromising performance. Installation is simplified with no disassembly necessary for soldering, reducing labor time. Additionally, safety is ensured with available coils suitable for valves with flammable refrigerants, meeting regulatory standards. Models specifically designed for propane use further enhance compatibility. These valves undergo rigorous testing to withstand high pressures, ensuring durability and reliability. With a medium temperature range from -40°C to +120°C, they offer adaptability across diverse operating conditions.
| Property | Description |
|---|---|
| Function | 2-Way Solenoid Valve, Normally Open |
| Refrigerants Compatibility | R134a, R22, R404A/507, R407C, R407A, R407F, R1234ze, R448A, R449A, R450A, R513A |
| Capacity Range | 25.2 to 219.3 kW (see conditions) |
| Conditions | Liquid application, +38°C condensing temperature, +4°C evaporating temperature, 0.15 bar pressure drop between valve inlet and outlet, subcooling 1 K |
| Application | Liquid, Hot Gas, Suction Gas |
| Max. Allowable Pressure (PS) | 31 bar |
| Factory Pressure Test (PT) | 34 bar |
| Medium Temperature Range (TS) | -40°C to +120°C |
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