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RS Components Ltd- UK£22.32Visit shop Phoenix Contact Surge Protector, 250V ac, DIN Rail Mount
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This Phoenix Contact Surge Protector (model 2950048) is designed for industrial control applications, offering reliable signal isolation and surge suppression for inductive loads. It is ideal for engineers and technicians working with motor monitoring systems, relays, and solenoid valves. The module features four individually wired 1N4007 diodes that allow current flow in one direction only, preventing reverse flow and regulating electrical circuits. While it provides robust protection with a high reverse repetitive voltage rating, users should be aware of its specific operating temperature range and current limitations.
| Model Part Number | 2950048 |
|---|---|
| Brand | Phoenix Contact |
The primary function is to allow current to flow in only one direction, thereby regulating electrical circuits and suppressing reverse voltage spikes from inductive loads, protecting sensitive control components.
This module uses four individually wired 1N4007 type diodes.
The maximum operating voltage is 250V AC. The diodes themselves have a reverse repetitive voltage rating of 1.3kV.
It is designed for DIN rail mounting, with an integrated clip on the rear for quick and secure attachment to standard DIN rails.
The module operates within a temperature range of -20°C to +50°C.
Each diode can handle a maximum current of 0.7A. For applications exceeding this limit, you would need multiple modules or a different type of protection device.
The front of the module has a clearly printed circuit diagram showing the direction of current flow, which is from the bottom terminals to the top terminals.
Verify that the module is wired correctly, with current flowing in the intended direction (bottom to top terminals). Ensure the circuit's operating voltage does not exceed 250V AC and the current per diode is below 0.7A. Check for any signs of physical damage.
Retighten the screw terminals for the affected wires. Ensure the wire conductors are properly stripped and inserted fully into the terminals.
Check if the current through the diodes exceeds the 0.7A limit. Ensure the ambient operating temperature is within the -20°C to 50°C range. Reduce the load or improve ventilation if necessary.
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