Kraus & Naimer 3P 25A Panel Mount Main Switch - 70010154

Industrial-grade 3-pole main switch rated for 25A with four-hole panel mounting configuration. Fea...

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Rapid Online - Rapid Electronics Ltd.Kraus & Naimer KG10B.T103/01.E Isolator Switch Lockable 20A 90° Black
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Tameson UKKraus & Naimer Black/Grey 3P 25A Panel Mount Main Switch - 70010154
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Product Information

Full details

This Kraus & Naimer 3-pole main switch (MPN: 70010154) is designed for industrial applications requiring reliable power control. It is ideal for electricians and maintenance personnel needing to safely isolate equipment. A key benefit is its robust IP66/67 rating and padlockable functionality for enhanced safety. However, it requires panel mounting and is intended for systems up to 5.5 kW.

All features

Model Part Number70010154
BrandKraus & Naimer

Extended Product Information

FAQs

What is the IP rating of this switch?

This switch has an IP66/67 protection rating, meaning it is protected against dust ingress and high-pressure water jets, and can withstand temporary immersion in water.

Can this switch be used for single-phase power?

While it is a 3-pole switch, it can be wired to control single-phase loads by only using the necessary poles, but it is primarily designed for 3-phase applications.

What is the maximum power this switch can handle?

The switch is rated for 5.5 kW at AC-3 380-440V.

How can I ensure safety when performing maintenance?

Utilize the padlock functionality to lock the switch in the '0' (off) position. This prevents accidental re-energization of the circuit during maintenance.

What type of connections does this switch use?

The switch uses screw terminals for electrical connections.

What is the switching angle of this rotary switch?

The switching angle is 1 x 90 degrees, providing distinct ON and OFF positions.

Is this switch suitable for outdoor use?

Yes, its IP66/67 rating makes it highly resistant to environmental factors, suitable for many outdoor industrial applications.

Troubleshooting

Switch is difficult to turn

Ensure mounting is secure and not overtightening screws. Check for obstructions around the rotary knob. If panel mounting is causing stress, re-evaluate panel flatness and mounting hole alignment.

Padlock does not engage properly

Verify that the switch is fully in the '0' position. Ensure the padlock shackle is of appropriate size and not interfering with the switch mechanism. Check for any debris in the lock cylinder.

Inconsistent power connection

Check all screw terminal connections for tightness. Ensure conductors are properly stripped and inserted. Verify that the circuit being controlled does not exceed the 25A rating.

Switch feels loose after mounting

Re-tighten the four mounting screws securing the switch to the panel. Ensure the panel itself is rigid and not flexing, which can loosen the mounting.

Pros and Cons

Pros

  • High durability for industrial environments.
  • Secure padlock feature for safety lockout.
  • Excellent protection against dust and water (IP66/67).
  • Clear visual indicators for operational status.
  • Designed for reliable 3-phase power control.

Cons

  • Requires specific four-hole panel mounting.
  • Limited to 5.5 kW systems at AC-3 380-440V.
  • Not suitable for systems exceeding 25A.
  • Rotary operation may require space for movement.

Setup, Compatibility & Care

Setup: This switch is designed for front mounting onto a control panel using its four-hole configuration. Ensure the panel surface is clean and provides a stable mounting point. Connect the appropriate conductors to the screw terminals, observing correct polarity and torque settings. The rotary knob and padlock mechanism should be checked for free movement before final installation.

Compatibility: Primarily compatible with 3-phase electrical systems within the specified voltage and current ratings (AC-3 380-440V, 25A).

Care: Maintain the switch by periodically cleaning the exterior with a dry or slightly damp cloth. Avoid using solvents or abrasive cleaners. Ensure the area around the switch remains free of dust and debris. Periodically check the padlock mechanism and rotary knob for proper function. After cleaning, ensure the switch is completely dry before re-energizing the circuit.

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