LA 90 - Light sensor JUNG - Free user manual and instructions
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| Product Type | Wall switch / dimmer |
| Brand | JUNG |
| Model | LA 90 |
| Series | A 90 |
| Dimensions (H x W x D) | 80 x 80 x 40 mm |
| Weight | Approx. 80 g |
| Material | Thermoplastic (frameless design) |
| Color | White (standard) |
| Power Supply | 230 V AC, 50 Hz |
| Rated Current | 10 A |
| Switching Function | On/off (or dimmable for dimmer variant) |
| Lighting Type Compatible | Incandescent, halogen, LED (if dimmable) |
| Mounting | Flush-mounted in wall box (Ø 60 mm, depth 40 mm) |
| IP Rating | IP20 (indoor use) |
| Operating Temperature | -5 °C to +45 °C |
| Storage Temperature | -20 °C to +70 °C |
| Safety Standards | EN 60669-1, EN 60669-2-1 |
| Certification | CE, VDE |
| Maintenance | Wipe with dry, soft cloth; no solvents |
| Spare Parts / Repair | Replacement modules available; contact JUNG service |
Frequently Asked Questions - LA 90 JUNG
How do I install the JUNG LA 90 switch?
Installation should be carried out by a qualified electrician. Ensure power is off. Connect wires to terminals (L, N, load) as per the wiring diagram in the manual. Mount into a standard flush-mounted box (60 mm diameter, 40 mm depth).
Is the LA 90 compatible with LED bulbs?
Yes, the LA 90 is designed to work with LED bulbs, but ensure the LED load does not exceed the rated current (10 A). For dimmable versions, use only dimable LEDs.
What is the maximum load for the LA 90?
For resistive loads (incandescent, halogen) the maximum is 2300 W at 230 V. For inductive loads (LED, CFL) the maximum is typically 400 W (varies by type).
Does the LA 90 require a neutral wire?
No, the standard on/off switch does not require a neutral wire. Only the phase wire is switched. For smart versions, neutral may be needed.
Can I use the LA 90 outdoors?
No, the IP20 rating means it is only suitable for indoor use. For outdoor use, consider an IP44 rated cover.
How do I clean the JUNG LA 90 switch?
Use a dry or slightly damp soft cloth. Do not use abrasive cleaners, alcohol, or solvents, as they may damage the surface.
What are the dimensions of the LA 90?
The standard dimensions are 80 x 80 x 40 mm (height x width x depth). The mounting box must have a minimum depth of 40 mm.
Is the LA 90 suitable for three-way switching?
Yes, the LA 90 can be used in a three-way circuit when paired with a compatible intermediate switch (e.g., JUNG LA 90 series intermediate).
Does the LA 90 have a warranty?
Yes, JUNG offers a standard 2-year warranty from the date of purchase. Check with your retailer for details.
Where can I download the manual for the JUNG LA 90?
The manual is available for free download in PDF format on the notice-facile.com website. Search for 'JUNG LA 90' or use the direct link on the product page.
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USER MANUAL LA 90 JUNG
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Product information
Brand : JUNG
Model : LA 90
Category : Light sensor