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Johnson Controls Other P66AAB-34

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P66AAB-34

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The Johnson Controls P66AAB-34 is an electronic fan speed controller with a versatile design to manage various voltage ratings. This component operates at multiple voltages including 208, 240, 277, and 480 VAC, providing flexibility in different systems.

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Technical specifications for P66AAB-34

ManufacturerJohnson Controls
Product TypeElectronic fan speed controller
Product LineOther
Part NumberP66AAB-34
Capillary Length60 in. (1,524 mm)
Start Voltage40% of Supply Voltage
Operating Pressure Range320 to 410 psig (2,206 to 2,827 kPa)
Voltage Rating208/240/277/480 VAC
Input Voltage Frequency60 Hz
Control Voltage24 VAC, 1 VA
Current Rating8.0 A FLA at 208/240VAC; 6.9 A FLA at 277VAC; 4.0 A FLA at 480VAC
Operating Temperature Range-40°C to 66°C
Storage Temperature Range-40°C to 85°C
Effective Throttling Range90 psi (621 kPa)
Maximum Working Pressure500 psig (3,447 kPa)
Maximum Overpressure695 psig (4,792 kPa)
EnclosureNEMA 1
Housing MaterialGalvanized Steel
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The P66AAB-34 electronic fan speed controller by Johnson Controls offers broad voltage capabilities, rated at 208, 240, 277, and 480 VAC. It requires a control voltage of 24 VAC, and has a current rating that varies depending on the application, reaching up to 8.0 A FLA at 208/240 VAC, 6.9 A FLA at 277 VAC, and 4.0 A FLA at 480 VAC. The unit can operate between -40°C to 66°C, which is suitable for a range of environments.

The product includes a 60-inch capillary, allowing for versatile installation options. It starts with a voltage threshold of 40% of the supply voltage, enhancing responsiveness to system demands. The effective throttling range is marked at 90 psi, while it can handle a maximum working pressure of 500 psig, exceeding capacities for demanding applications. Additionally, the device is capable of tolerating overpressure situations up to 695 psig. For durability, the housing is constructed from galvanized steel and achieves a NEMA 1 enclosure rating, ensuring protection for internal components against dust and environmental factors.

Overall, this electronic fan speed controller is suitable for varied applications in HVAC or industrial setups, where managing fan speeds efficiently is crucial for operational effectiveness.