1. መግቢያ
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. የደህንነት መረጃ
ማስጠንቀቂያ፡- Electrical shock hazard. Installation and maintenance should only be performed by qualified personnel. Disconnect power before installation or servicing.
- ሁልጊዜ የአካባቢ እና የሀገር አቀፍ የኤሌክትሪክ ኮዶችን ይከተሉ።
- Ensure the power supply is completely disconnected and locked out before working on the circuit.
- Verify the accessory's voltagኢ እና የአሁኑ ደረጃዎች ከመተግበሪያዎ ጋር ይዛመዳሉ።
- መሣሪያው የተበላሸ መስሎ ከታየ አይስሩ።
- ተገቢውን የግል መከላከያ መሳሪያዎችን (PPE) ይጠቀሙ።
3. ምርት አብቅቷልview እና ባህሪያት
The Noark SHT22N is a compact and robust circuit breaker accessory. Its primary features include:
- ሞዴል፡ SHT22N
- ጥራዝtagሠ ደረጃ AC 480-500V
- ድግግሞሽ፡ 50Hz/60Hz
- የኃይል ፍጆታ; 10 ቫ
- አሁን ያለው ደረጃ፡ 10 Amps
- የመጫኛ አይነት፡ ተሰኪ ተራራ
- የዋልታዎች ብዛት፡- 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. ማዋቀር እና መጫን
The SHT22N is designed for plug-in mounting, typically into a compatible circuit breaker or distribution board. Follow these general steps for installation:
- የኃይል ግንኙነት መቋረጥ; Ensure all power to the circuit where the accessory will be installed is completely disconnected and verified using a voltage tester. Implement lockout/tagሂደቶችን መውጣት ።
- የመጫኛ ቦታን ይለዩ፡ Locate the designated slot or connection points on the compatible circuit breaker or panel for the SHT22N accessory.
- ተሰኪ ጭነት፡- Carefully align the accessory with the mounting interface and firmly push it into place until it is securely seated.
- የገመድ ግንኙነቶች; 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).
- ግንኙነቶችን ያረጋግጡ፡ ጥብቅነትን እና ትክክለኛ ፖላሪቲ ለማግኘት ሁሉንም ግንኙነቶች ደግመው ያረጋግጡ።
- ኃይልን ወደነበረበት መልስ Once installation is complete and verified, safely restore power to the circuit.
ማስታወሻ፡- 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. የአሠራር መመሪያዎች
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. ጥገና
The SHT22N circuit breaker accessory is designed for minimal maintenance. However, periodic checks are recommended to ensure continued reliable operation:
- የእይታ ምርመራ፡- Periodically inspect the accessory for any signs of physical damage, discoloration, or loose connections.
- የግንኙነት ትክክለኛነት; Ensure all wiring connections remain tight and secure. Loose connections can lead to overheating or intermittent operation.
- ማጽዳት፡ If necessary, gently clean the exterior of the accessory with a dry, lint-free cloth. Do not use solvents or abrasive cleaners.
- የአካባቢ ሁኔታዎች; ያለጊዜው ውድቀትን ለመከላከል የስራ አካባቢው በተጠቀሰው የሙቀት መጠን እና እርጥበት ክልል ውስጥ መቆየቱን ያረጋግጡ።
ማስታወሻ፡- Any internal servicing or repair should only be performed by the manufacturer or authorized service personnel.
7. መላ መፈለግ
If you experience issues with the SHT22N accessory, consider the following common troubleshooting steps:
| ችግር | ሊሆን የሚችል ምክንያት | መፍትሄ |
|---|---|---|
| መለዋወጫ እየሰራ አይደለም | የተሳሳተ ሽቦ የኃይል አቅርቦት የለም። የተጎዳ ክፍል | ሁሉንም የሽቦ ግንኙነቶች በስርዓቱ ዲያግራም ላይ ያረጋግጡ። Check power supply to the circuit. የአካል ጉዳትን ይፈትሹ. ከተበላሸ, ክፍሉን ይተኩ. |
| የሚቋረጥ ክዋኔ | ልቅ ግንኙነቶች ጥራዝtagሠ መለዋወጥ | ሁሉንም የተርሚናል ግንኙነቶችን አጥብቀው ይያዙ። Ensure stable power supply within specified voltagሠ ክልል። |
| ከመጠን በላይ ማሞቅ | ከመጠን በላይ መጫን ደካማ የአየር ዝውውር ልቅ ግንኙነቶች | Ensure current does not exceed 10 Amps. Verify adequate airflow around the unit. ሁሉንም ግንኙነቶች ያረጋግጡ እና ያጠናክሩ። |
If the problem persists after attempting these steps, contact qualified service personnel or Noark customer support.
8. ዝርዝሮች
| ባህሪ | ዝርዝር |
|---|---|
| ሞዴል | SHT22N |
| የምርት ስም | ኖርክ |
| ጥራዝtagሠ ደረጃ | AC 480-500V |
| ድግግሞሽ | 50Hz/60Hz |
| የኃይል ፍጆታ | 10 ቫ |
| የአሁኑ ደረጃ አሰጣጥ | 10 Amps |
| የወረዳ ሰባሪ ዓይነት | መደበኛ |
| የመጫኛ አይነት | ተሰኪ ተራራ |
| የዋልታዎች ብዛት | 1 |
| የጥቅል ልኬቶች | 1 x 1 x 1 ኢንች |
| ክብደት | 1.44 ፓውንድ £ |
| አምራች | NOARK |
| የመጀመሪያ ቀን ይገኛል። | ጥር 1 ቀን 2016 |
9. የዋስትና መረጃ
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. የደንበኛ ድጋፍ
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 webጣቢያ ወይም ምርት ማሸጊያ.





