1. Utangulizi
This instruction manual provides essential information for the safe and effective installation, operation, and maintenance of the Legrand 412544 CX3 Contactor. Please read this manual thoroughly before installation and use, and retain it for future reference. This device is designed for controlling electrical circuits, typically for switching loads in residential, commercial, or industrial applications.
2. Taarifa za Usalama
ONYO: Electrical installation and maintenance should only be performed by qualified and authorized personnel. Failure to follow these instructions can result in electric shock, fire, or serious injury.
- Always disconnect power at the main circuit breaker or fuse box before installing, servicing, or removing the contactor.
- Hakikisha wiring zote zinatii misimbo ya umeme ya ndani na ya kitaifa.
- Thibitisha juzuutage and current ratings of the contactor are suitable for the intended application.
- Do not operate the contactor if it appears damaged.
- Tumia vifaa vya kinga binafsi vinavyofaa (PPE) wakati wa usakinishaji na matengenezo.
3. Bidhaa Imeishaview
The Legrand 412544 CX3 Contactor is a modular device designed for DIN rail mounting. It features two Normally Open (NO) contacts and is rated for 25 Amperes at 230-250 Volts AC. The contactor includes a manual override function for testing or temporary operation.
Kielelezo cha 1: Legrand 412544 CX3 Contactor. This image displays the Legrand 412544 CX3 Contactor. Visible features include the 25A rating, 250V operating voltage, and the Legrand brand logo. The front panel shows the manual override lever with 'AUTO' and 'O' (Off) positions, and screw terminals labeled A1, A2 for the coil, and 1, 2, 3, 4 for the main contacts.
Sifa Muhimu:
- Aina ya Anwani: 2 Normally Open (NO) contacts
- Rated Current (I max): 25 A
- Uendeshaji Voltage (Ue): 230-250V AC
- Udhibiti Voltage: 230 V AC
- Idadi ya Moduli: 1 (for DIN rail mounting)
- Hali ya Uendeshaji: WASHA ZIMA
- Aina ya terminal: Vituo vya screw
- Aina ya Kitendaji: Pistoni
- Nyenzo za Mawasiliano: Aloi ya chuma
4. Kuweka na Kuweka
Before proceeding, ensure power is disconnected as per Section 2, "Safety Information."
4.1 Kuweka
- Locate an appropriate position on a standard DIN rail within an electrical enclosure.
- Clip the contactor onto the DIN rail. Ensure it is securely fastened.
Wiring
The contactor features screw terminals for secure electrical connections. Refer to the markings on the device for correct wiring.
- Coil Terminals (Control Circuit): Unganisha ujazo wa kudhibititage (230V AC) to terminals A1 na A2. A1 is typically for the phase/live wire, and A2 for the neutral.
- Main Contacts (Power Circuit):
- Connect the incoming power supply to terminals 1 na 3.
- Connect the load to terminals 2 na 4.
- Hakikisha miunganisho yote ni mbana na salama ili kuzuia mawasiliano yaliyolegea na kuzidisha joto.
- Double-check all wiring against the electrical diagram of your installation before restoring power.
5. Maagizo ya Uendeshaji
Once installed and wired correctly, the contactor operates by applying voltage to its control coil (A1-A2).
- Uendeshaji Otomatiki: Wakati wa kudhibiti ujazotage (230V AC) is applied to terminals A1 and A2, the contactor coil energizes, closing the main contacts (1-2 and 3-4). This allows power to flow to the connected load. When the control voltage is removed, the coil de-energizes, and the contacts open, disconnecting the load.
- Kubatilisha kwa Mwongozo: The contactor is equipped with a manual override lever on the front panel.
- Move the lever to the 'AUTO' position for normal automatic operation via the control circuit.
- Move the lever to the 'O' (Off) position to manually open the contacts, regardless of the control circuit status. This can be used for maintenance or to ensure the load remains off.
- Some models may also feature a manual 'ON' position for continuous closure of contacts, independent of the control circuit. Refer to the specific markings on your device.
6. Matengenezo
The Legrand 412544 CX3 Contactor is designed for reliable, long-term operation with minimal maintenance. However, periodic checks are recommended.
- Ukaguzi wa Visual: Periodically inspect the contactor for any signs of physical damage, discoloration, or loose connections.
- Ugumu wa Kituo: Ensure all screw terminals remain tight. Loose connections can lead to overheating and potential failure.
- Kusafisha: If necessary, gently clean the exterior of the contactor with a dry, lint-free cloth. Do not use liquids or abrasive cleaners.
- Ukaguzi wa Utendakazi: With power disconnected from the load circuit, test the manual override function to ensure smooth operation.
Muhimu: Ondoa umeme kila wakati kabla ya kufanya matengenezo yoyote.
7. Utatuzi wa shida
If the contactor is not functioning as expected, consider the following common issues and solutions:
| Tatizo | Sababu inayowezekana | Suluhisho |
|---|---|---|
| Contactor does not energize (contacts do not close) |
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| Kiunganishi hutoa nguvu lakini mzigo haupokei nguvu |
|
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| Contactor makes humming noise |
|
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If problems persist after attempting these solutions, contact a qualified electrician or Legrand customer support.
8. Vipimo
| Chapa | Legrand |
| Nambari ya Mfano | 412544 |
| Rated Current (I max) | 25 A |
| Uendeshaji Voltage (Ue) | 230-250V AC |
| Udhibiti Voltage | 230 V AC |
| Aina ya Mawasiliano | 2 kawaida hufunguliwa (HAPANA) |
| Idadi ya Moduli | 1 |
| Hali ya Uendeshaji | WASHA ZIMA |
| Aina ya terminal | Vituo vya screw |
| Aina ya Mzunguko | 2-njia |
| Aina ya Kitendaji | Pistoni |
| Nyenzo za Mawasiliano | Aloi ya chuma |
| Kuweka | DIN Reli |
9. Udhamini na Msaada
For information regarding product warranty, technical support, or service, please refer to the official Legrand website or contact your local Legrand distributor. Keep your purchase receipt as proof of purchase.
Legrand Webtovuti: www.legrand.com
