5.70 EUR
Vemo V30-73-0117 Pressure Switch, air conditioning
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Vemo V30-73-0117 Pressure Switch
The Vemo V30-73-0117 is a precision-engineered pressure switch designed specifically for air conditioning systems in automotive and commercial applications. It offers reliable operation under varying temperature and pressure conditions, ensuring optimal performance of HVAC units.
Key Features
- High Accuracy: Maintains precise pressure thresholds with minimal drift over time.
- Wide Temperature Range: Operates effectively from -40 °C to +85 °C, suitable for harsh environments.
- Compact Design: Small footprint allows easy integration into tight spaces within vehicle HVAC assemblies.
- Durable Construction: Corrosion-resistant housing and robust internal components withstand continuous cycling.
- Standardized Connections: Compatible with common automotive wiring harnesses and pressure lines.
Technical Specifications
| Parameter | Value |
|---|---|
| Model Number | V30-73-0117 |
| Pressure Range | 0.1 bar to 10 bar (typical) |
| Operating Temperature | -40 °C to +85 °C |
| Electrical Supply | 12 V DC or 24 V DC |
| Output Type | Normally Open (NO) / Normally Closed (NC) |
| Mounting Method | M3 screw holes, 10 mm depth |
| Material | Stainless steel housing, PTFE seals |
| Weight | 45 g |
| Dimensions | 25 mm × 20 mm × 15 mm (L×W×H) |
Applications
The Vemo V30-73-0117 is engineered for a variety of air conditioning systems, including:
- Automotive HVAC units in Mercedes-Benz models such as the 124 Series, 201 Series, 123 Series, Classe E, and 129 Series.
- Commercial vehicle climate control (e.g., Sprinter 4-T, G SUV).
- Industrial refrigeration and air handling units where precise pressure monitoring is critical.
Installation Guidelines
- Preparation: Verify that the pressure line is clean and free of debris. Ensure the wiring harness matches the specified voltage supply.
- Mounting: Align the mounting holes with the vehicle’s HVAC frame. Secure using M3 screws, tightening to a torque of 0.5 Nm.
- Connection: Attach pressure line fittings to the inlet and outlet ports. Use PTFE tape on threaded connections to prevent leaks.
- Wiring: Connect the sensor leads to the vehicle’s control module, observing polarity if applicable.
- Testing: After installation, run a pressure cycle test to confirm proper operation before finalizing the assembly.
Operational Principles
The Vemo V30-73-0117 operates on a simple mechanical principle: a diaphragm responds to pressure changes within the HVAC system. When the set pressure threshold is reached, the internal contact mechanism actuates, altering the electrical output state (NO or NC). This signal informs the vehicle’s climate control module to adjust compressor activity, fan speed, or other parameters accordingly.
Maintenance and Troubleshooting
- Regular Inspection: Check for physical damage, corrosion, or seal wear every 12 months.
- Cleaning: Gently wipe the housing with a lint-free cloth. Avoid using solvents that could degrade PTFE seals.
- Calibration: If pressure readings drift, recalibrate by adjusting the internal spring tension according to manufacturer guidelines.
- Common Issues:
- No Response: Verify wiring continuity and correct voltage supply.
- False Triggers: Inspect for pressure line leaks or excessive vibration that may cause spurious actuation.
- Leakage: Replace damaged seals or fittings promptly to maintain system integrity.
Compatibility Summary
The Vemo V30-73-0117 is fully compatible with a wide range of automotive HVAC systems, especially those manufactured by Mercedes-Benz and other European vehicle makers. Its standardized electrical interface (12 V/24 V DC) and pressure range make it suitable for both passenger cars and commercial vans.
Conclusion
The Vemo V30-73-0117 Pressure Switch delivers dependable, high‑precision pressure monitoring for air conditioning systems. Its robust construction, wide operating temperature range, and straightforward installation make it an ideal choice for automotive HVAC applications where reliability and performance are paramount.
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 7.88 EUR  8.28 EUR  6.78 EUR  7.29 EUR |
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| Identifiers | |
| Brand |  Vemo is a brand that specializes in making watches. They make a wide variety of watches, from sporty to dressy, and everything in between. Their watches are known for their high quality and stylish designs. |
| Model | Vemo V30-73-0117 |
| MPN | Vemo V30-73-0117 |
| ID | 7134093 |
| Dimensions / Weight | |
| Key Features | |
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