Noark SHT22N Circuit Breaker Accessory User Manual

1. Introduzione

This user manual provides essential information for the safe and effective installation, operation, and maintenance of the Noark SHT22N Circuit Breaker Accessory. Please read this manual thoroughly before using the product.

The SHT22N is designed as an accessory for circuit breakers, providing specific functionality within an electrical system. It operates within a voltage range of AC 480-500V at 50/60Hz and has a power consumption of 10VA.

2. Informazioni di sicurezza

ATTENZIONE: Electrical shock hazard. Installation and maintenance should only be performed by qualified personnel. Disconnect power before installation or servicing.

• Seguite sempre i codici elettrici lucali è naziunali.
• Ensure the power supply is completely disconnected and locked out before working on the circuit.
• Verify the accessory's voltage è e valutazioni attuali currispondenu à a vostra applicazione.
• Ùn aduprate micca l'apparechju s'ellu pare dannighjatu.
• Aduprate l'equipaggiu di prutezzione persunale (PPE) adattatu.

3. Produttu Finituview è Features

The Noark SHT22N is a compact and robust circuit breaker accessory. Its primary features include:

• Mudellu: SHT22N
• Voltage valutazione: AC 480-500V
• Frequenza: 50 Hz / 60 Hz
• Cunsumu di energia: 10 VA
• Valutazione attuale: 10 Amps
• Tipu di muntatura: Munti plug-in
• Numero di poli: 1

Figure 3.1: The Noark SHT22N Circuit Breaker Accessory. This image shows the compact black unit with green labeling indicating "Noark", "SHT22N", "AC 480-500V", "50Hz(60Hz)", and "10VA". Blue wires are connected to the top terminals of the accessory.

4. Setup è Installazione

The SHT22N is designed for plug-in mounting, typically into a compatible circuit breaker or distribution board. Follow these general steps for installation:

1. Disconnection d'energia: Ensure all power to the circuit where the accessory will be installed is completely disconnected and verified using a voltage tester. Implement lockout/tagfora prucedure.
2. Identificà u locu di muntatura: Locate the designated slot or connection points on the compatible circuit breaker or panel for the SHT22N accessory.
3. Installazione plug-in: Carefully align the accessory with the mounting interface and firmly push it into place until it is securely seated.
4. Cunnessioni di cablaggio: Connect the necessary control or signal wires to the terminals of the SHT22N. The image shows blue wires connected to the top. Refer to the specific wiring diagram of your main circuit breaker or system for correct terminal assignments (e.g., C1, C2 as indicated on the unit).
5. Verificate e cunnessione: Verificate duie volte tutte e cunnessione per a stretta è a polarità curretta.
6. Ripristina l'energia: Once installation is complete and verified, safely restore power to the circuit.

Nota: Specific wiring diagrams and installation procedures may vary depending on the main circuit breaker model and system configuration. Always consult the documentation for the primary circuit breaker.

5. Operating Instructions

The Noark SHT22N functions as an accessory to a main circuit breaker. Its operation is typically integrated with the circuit breaker's functionality, such as shunt tripping or auxiliary contact signaling. The accessory itself does not have user-operable controls.

• Ensure the accessory is correctly installed and wired according to the system's requirements.
• Monitor the overall system for proper operation.
• The accessory's function (e.g., remote tripping) will be activated by external signals or conditions as designed within the electrical system.

6. Mantenimentu

The SHT22N circuit breaker accessory is designed for minimal maintenance. However, periodic checks are recommended to ensure continued reliable operation:

• Ispezione visuale: Periodically inspect the accessory for any signs of physical damage, discoloration, or loose connections.
• Integrità di cunnessione: Ensure all wiring connections remain tight and secure. Loose connections can lead to overheating or intermittent operation.
• Pulizia: If necessary, gently clean the exterior of the accessory with a dry, lint-free cloth. Do not use solvents or abrasive cleaners.
• Cundizioni Ambientali: Assicuratevi chì l'ambiente operativu resti in i limiti di temperatura è umidità specificati per impedisce guasti prematuri.

Nota: Any internal servicing or repair should only be performed by the manufacturer or authorized service personnel.

7. Risoluzione di prublemi

If you experience issues with the SHT22N accessory, consider the following common troubleshooting steps:

If the problem persists after attempting these steps, contact qualified service personnel or Noark customer support.

8. Specificazioni

9. Garanzia infurmazione

Noark products are manufactured to high-quality standards. For specific warranty terms and conditions, please refer to the official Noark warranty statement available on their website or contact their customer support. Typically, warranties cover defects in materials and workmanship under normal use.

10. Assistenza Clienti

For technical assistance, product inquiries, or service requests, please contact Noark customer support. Have your product model (SHT22N) and any relevant purchase information ready when contacting support.

You can typically find contact information (phone, email, website) on the official Noark websitu o imballaggio di u pruduttu.