Murrelektronik Transformer - 86343

Murr single-phase control Transformer. EAN: 4048879078528 - manufacturer-number: 86343 - One-phase...

Best current price£41.57from Rapid Online - Rapid Electronics Ltd.

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Product Information

Full details

The Murrelektronik 86343 is a single-phase safety transformer designed for automation and power distribution systems, providing a secure 24V AC output from a 230V or 400V AC input. Its key benefit is enhancing electrical safety through isolation. A caveat is its fixed IP20 rating, requiring protection from harsh environments.

All features

Model Part Number86343
BrandMurrelektronik

Extended Product Information

FAQs

What is the primary purpose of this transformer?

The Murrelektronik 86343 is a safety isolating transformer designed to provide a secure 24V AC output from a higher mains voltage (230V or 400V AC), enhancing electrical safety in control systems.

Can this transformer be used outdoors?

No, this transformer has an IP20 rating, which means it is protected against solid objects but not against water. It must be installed in a suitable enclosure to protect it from environmental factors like moisture and dust.

What is the maximum load this transformer can handle?

The transformer has a rated apparent power of 160VA, which is the maximum continuous load it can safely handle.

What input voltages does this transformer support?

It supports a primary input voltage range of 230V AC to 400V AC.

How do I connect the wires?

Connect the primary wires to your 230V or 400V AC power source and the secondary wires to your 24V AC control circuit. Ensure all connections are secure and properly insulated according to electrical safety standards.

Is this transformer suitable for powering sensitive electronics?

Yes, as an isolating transformer, it provides a stable 24V AC output which is suitable for powering various control components and sensitive electronic devices in automation systems.

Troubleshooting

No output voltage (24V AC)

Verify primary voltage input (230V or 400V AC). Check all primary and secondary wiring connections for security and correct polarity. Ensure the circuit breaker or fuse on the primary side is engaged.

Overheating

Confirm that the connected load does not exceed the 160VA rating. Ensure adequate ventilation around the transformer and that no obstructions are blocking airflow. Check for loose connections which can cause increased resistance and heat.

Output voltage lower than 24V AC

Measure input voltage to confirm it is within the specified range (230-400V AC). Check for excessive load on the secondary side. Verify connections are not loose or corroded.

Pros and Cons

Pros

  • Enhances electrical safety through isolation.
  • Flexible input voltage compatibility (230V/400V AC).
  • Stable and reliable 24V AC output.
  • Sufficient 160VA power rating for many applications.
  • Compact physical dimensions for space-saving installations.

Cons

  • IP20 rating requires protection from dust and moisture.
  • Not suitable for direct outdoor or harsh industrial environments without additional enclosure.
  • Fixed output voltage may not suit all applications requiring variable control.

Setup, Compatibility & Care

Setup: The transformer requires mounting within a suitable enclosure, respecting its IP20 rating. Connect the primary side to the appropriate 230V AC or 400V AC power source and the secondary side to the 24V AC control circuit. Ensure all connections are secure and comply with local electrical codes.

Compatibility: This transformer is compatible with standard industrial control systems and equipment requiring a 24V AC supply. It can be integrated into new or existing control cabinets.

Care: Minimal maintenance is required. Periodically inspect connections for tightness and cleanliness. Ensure the ventilation around the transformer is unobstructed to prevent overheating. Do not use water or cleaning solvents; a dry or slightly damp cloth can be used for external cleaning if necessary.

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