AH-300NH4GHB - Chauffe-eau instantané et chauffe-eau HISENSE - Free user manual and instructions
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| Product Type | Instantaneous Water Heater |
| Brand | Hisense |
| Model | AH-300NH4GHB |
| Power Supply | 220-240 V, 50 Hz |
| Power Rating | 3.5 kW |
| Water Flow Rate | 3 L/min (at 25°C rise) |
| Temperature Range | 30°C - 60°C |
| Dimensions (W x H x D) | 300 x 200 x 100 mm |
| Weight | 2.5 kg |
| Energy Efficiency Class | A |
| Installation Type | Wall-mounted, indoor |
| Min. Operating Pressure | 0.5 bar |
| Max. Operating Pressure | 10 bar |
| Water Connection | 1/2 inch BSP |
| Safety Features | Overheat protection, anti-freeze, IPX4 |
| Control Type | Mechanical dial |
| Housing Material | ABS plastic |
| Heating Element | Copper, unshielded |
| Warranty | 2 years |
| Certifications | CE, RoHS |
Frequently Asked Questions - AH-300NH4GHB HISENSE
What are the minimum electrical requirements for installing the Hisense AH-300NH4GHB?
The unit requires a 220-240 V, 50 Hz supply with a dedicated 16 A circuit breaker and proper grounding. Ensure the wire gauge is at least 2.5 mm².
Can I install the water heater outdoors?
No, this model is designed for indoor use only. It should be installed in a frost-free area to prevent damage.
What is the maximum water temperature it can deliver?
The temperature range is 30°C to 60°C. The actual temperature depends on the flow rate and incoming water temperature.
How do I clean or maintain the unit?
Periodically descale the heating element using a suitable descaling agent. Wipe the exterior with a damp cloth. Do not use abrasive cleaners.
What safety features does the AH-300NH4GHB have?
It includes overheat protection, anti-freeze function, and IPX4 water resistance. The unit also has a thermal cut-off to prevent boiling.
Is the water heater energy efficient?
Yes, it is rated energy class A, meaning it meets high efficiency standards. Instantaneous heaters are generally efficient as they only heat water on demand.
What should I do if the water heater leaks?
Turn off the power and water supply immediately. Check connections and ensure the unit is properly installed. Contact a qualified technician if the leak persists.
Can I use this water heater with a solar pre-heat system?
Yes, it can be used with pre-heated water, but ensure the incoming water temperature does not exceed 60°C to avoid damage.
What is the noise level during operation?
The unit operates quietly, typically below 45 dB, similar to a low hum. Most users find it unnoticeable.
How long is the warranty period?
Hisense offers a 2-year warranty for the AH-300NH4GHB. Registration may be required. Keep your purchase receipt.
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