EWAD-D-SR - Air Conditioning DAIKIN - Free user manual and instructions
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| Product Type | Water-Cooled Chiller |
| Brand | Daikin |
| Model | EWAD-D-SR |
| Cooling Capacity (Nominal) | 150 kW |
| Refrigerant Type | R-134a |
| Dimensions (W x H x D) | 2000 x 1500 x 1000 mm |
| Weight (Approx.) | 800 kg |
| Power Supply | 400V / 3-phase / 50Hz |
| Compressor Type | Semi-hermetic screw compressor |
| Condenser Type | Shell and tube (water-cooled) |
| Evaporator Type | Flooded shell and tube |
| Expansion Device | Electronic expansion valve (EEV) |
| Controls | Microprocessor controller with LCD display |
| Operating Temperature Range | 5°C to 45°C ambient |
| Water Flow Rate (Evaporator) | 25 m³/h (approx.) |
| Water Pressure Drop | 50 kPa (approx.) |
| Sound Pressure Level (at 1m) | 75 dB(A) |
| Safety Features | High/low pressure cutouts, freeze protection, oil level control |
| Maintenance Requirements | Monthly inspection of filters and refrigerant levels; annual condenser cleaning |
| Repairability / Spare Parts | Modular design; common spare parts available through Daikin distributors |
Frequently Asked Questions - EWAD-D-SR DAIKIN
What is the cooling capacity of the Daikin EWAD-D-SR?
The nominal cooling capacity is approximately 150 kW. Actual capacity depends on operating conditions and water temperatures.
What type of refrigerant does this chiller use?
The EWAD-D-SR typically uses R-134a refrigerant, but always verify the specific unit's label for exact type and charge.
What are the electrical requirements for installation?
The unit requires a 400V, 3-phase, 50Hz power supply. Ensure proper earth grounding and comply with local electrical codes.
How often should maintenance be performed?
Basic maintenance (filter check, refrigerant level inspection) should be done monthly. Condenser cleaning and comprehensive servicing is recommended annually.
What is the operating ambient temperature range?
The chiller is designed to operate in ambient temperatures from 5°C to 45°C. For colder climates, optional low-ambient kits may be required.
Is the EWAD-D-SR suitable for outdoor installation?
Yes, the unit is designed for outdoor installation, but it should be placed on a level, vibration-absorbing surface with adequate clearance for airflow.
What are the common causes of high discharge pressure?
Possible causes include dirty condenser tubes, high entering water temperature, non-condensable gases in the system, or overcharge of refrigerant.
How do I check the oil level in the compressor?
Oil level should be visible through the compressor's sight glass when the unit is running. It should be approximately half full. Refer to the manual for proper procedure.
What is the warranty period for this chiller?
Daikin typically offers a 1-year warranty on parts and labor, but extended warranties are available through authorized dealers. Check your purchase agreement.
Can I order spare parts directly from Daikin?
Spare parts must be ordered through authorized Daikin distributors or service centers. The manual includes a list of common spare parts with part numbers.
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USER MANUAL EWAD-D-SR DAIKIN
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Product information
Brand : DAIKIN
Model : EWAD-D-SR
Category : Air Conditioning