1. הקדמה
This manual provides essential information for the safe and efficient installation, operation, and maintenance of the VEMER VN320800 TMC 40/24 DIN Rail Transformer. This transformer is designed for continuous service, converting a primary voltage of 230 V AC to a secondary voltage of 12-24 V AC with a power output of 40 VA. It is suitable for powering low-voltage devices and is intended for mounting on a DIN rail.
Please read this manual thoroughly before installation and use, and retain it for future reference.
2. זיכערקייַט אינפֿאָרמאַציע
ווארענונג: געפאַר פון עלעקטרישן קלאַפּ. אינסטאַלאַציע און וישאַלט זאָל נאָר דורכגעפירט ווערן דורך קוואַליפֿיצירטע פּערסאָנעל.
- Always disconnect power before installing, servicing, or removing the transformer.
- זיכער מאַכן אַז אַלע וויירינג איז אין לויט מיט די לאָקאַלע און נאַציאָנאַלע עלעקטרישע קאָודן.
- Do not exceed the specified primary and secondary voltage ratings or the maximum power output of 40 VA.
- Protect the transformer from moisture, dust, and extreme temperatures.
- באַשטעטיקן די ריכטיק voltage output before connecting any load to prevent damage to connected devices.
- The transformer is designed for DIN rail mounting. Ensure it is securely fastened.
- Do not open the transformer housing. There are no user-serviceable parts inside.
3. פּראָדוקט איבערview
The VEMER VN320800 TMC 40/24 is a compact and reliable DIN rail transformer. Key features include:
- מאָדעל: VN320800 TMC 40/24
- ערשטיק וואָלtage: 230 V AC
- צווייטע חלקtage: 12-24 V AC (selectable or depending on wiring)
- מאַכט רעזולטאַט: 40 VA
- מאָונטינג: DIN Rail (3 modules DIN)
- דימענסיעס: 5.4 X 6 X 8.7 סענטימעטער

פיגורע 1: פראָנט view of the VEMER VN320800 TMC 40/24 DIN Rail Transformer.

Figure 2: Product label detailing model VN320800, TMC 40/24, primary 230V AC, and secondary 12-24V AC.
4. סעטאַפּ
4.1 מאַונטינג
The VEMER VN320800 TMC 40/24 transformer is designed for mounting on a standard DIN rail (3 modules wide).
- Ensure the DIN rail is securely installed within an electrical enclosure.
- Align the transformer's mounting clips with the DIN rail.
- Press the transformer firmly onto the rail until it clicks into place.
- Verify that the transformer is stable and cannot be easily dislodged.

פיגורע 3: דערציען view of the transformer, illustrating the DIN rail mounting clips.
4.2 וויירינג
CAUTION: Incorrect wiring can cause damage to the transformer or connected devices. Refer to the wiring diagram on the product label or device for specific connections.
- Primary Connection (Input): Connect the 230 V AC mains supply to the designated primary terminals. Ensure proper phase and neutral connections.
- Secondary Connection (Output): פאַרבינדן דיין נידעריק-וואָלtage device(s) to the secondary terminals. The transformer provides 12-24 V AC output. Consult the product label for specific terminal configurations for 12V and 24V output.
- Use appropriate wire gauges for all connections to handle the current safely.
- Ensure all terminal screws are tightened securely to prevent loose connections and arcing.

פיגורע 4: שפּיץ view showing the primary and secondary connection terminals.
5. אַפּערייטינג ינסטרוקטיאָנס
Once properly installed and wired, the VEMER VN320800 TMC 40/24 transformer operates automatically when power is supplied to its primary input.
- Apply 230 V AC power to the primary input terminals.
- The transformer will convert this to the specified secondary voltage (12-24 V AC) at the output terminals.
- Ensure the total power consumption of all connected devices does not exceed 40 VA.
- Monitor the connected devices for proper operation.
6. וישאַלט
The VEMER VN320800 TMC 40/24 transformer is designed for long-term, maintenance-free operation. However, periodic checks are recommended:
- וויסואַל דורכקוק: Periodically inspect the transformer and its connections for any signs of damage, overheating, or loose wiring.
- רייניקונג: If necessary, gently clean the exterior of the transformer with a dry, soft cloth. Do not use liquids or abrasive cleaners.
- ינווייראַנמענאַל טנאָים: זיכער מאַכן אַז די אָפּערייטינג סביבה בלייבט אין די ספּעציפֿישע טעמפּעראַטור און הומידיטי ריינדזשאַז.
- No Internal Servicing: Do not attempt to open or repair the transformer. Refer any issues to qualified service personnel.
7. טראָובלעשאָאָטינג
If you encounter issues with your VEMER VN320800 TMC 40/24 transformer, consider the following:
- No Output Voltage:
- Check if the primary 230 V AC power supply is active.
- Verify all primary and secondary wiring connections are secure and correct.
- Ensure no short circuits exist in the connected load.
- אומרעכטע אויסגאַנג באַנדtage:
- מעסטן די רעזולטאַט וואָלtagE מיט אַ מולטימעטער.
- וויכטיק באַמערקונג: Some users have reported that the actual output voltage can be higher than the stated 12V or 24V (e.g., 12V output measuring 16V, or 24V output measuring 29-32V) when unloaded or lightly loaded. This can potentially damage sensitive low-voltage devices. Always verify the actual output voltage with a multimeter before connecting critical equipment. If the voltage is too high, consider using a voltage regulator or a different transformer.
- Ensure the load is within the 40 VA rating. Overloading can cause voltagאון קאַפּ.
- איבערהייצונג:
- אפשטעקן די עלעקטריע גלייך.
- Check if the transformer is overloaded (total connected load exceeds 40 VA).
- Ensure adequate ventilation around the transformer.
- Verify there are no short circuits in the secondary circuit.
8. ספּעסאַפאַקיישאַנז
| מאָדעל נומער | VN320800 |
| סטייל | TMC 40/24 |
| ערשטיק וואָלtage | 230 V AC |
| צווייטע חלקtage | 12-24 וו אַק |
| מאַכט רעזולטאַט | 40 VA |
| מאַונטינג טיפּ | DIN Rail (3 modules) |
| דימענסיעס (L X W X H) | 5.4 X 6 X 8.7 סענטימעטער |
| וואָג | 600 גראַמז |
| פאַבריקאַנט | װעמער |
| לאַנד פון אָריגין | איטאליע |
| העסקעם | CE, DIN |

Figure 5: Approximate dimensions of the transformer.

Figure 6: Side label with manufacturer information and compliance markings.
9. וואָראַנטי און שטיצן
VEMER products are manufactured to high-quality standards. For warranty information and technical support, please refer to the official VEMER webזייטל אדער קאָנטאַקט אייער לאקאלן דיסטריביאַטאָר. האַלט אייער קויף קוויטל ווי אַ באַווייַז פון קויפן.
פֿאַר ווייַטער הילף, ביטע באַזוכן www.vemer.com.





