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General| Model | 30RB 402 |
|---|---|
| Type | Air-Cooled Chiller |
| Cooling Capacity | 402 kW |
| Refrigerant | R-410A |
| Compressor Type | Scroll |
| Power Supply | 380-415V, 3-phase, 50Hz |
Crucial safety guidelines for unit installation to prevent injuries and damage.
Safety precautions for personnel performing maintenance on refrigeration components.
Safety guidelines for personnel performing repairs, including handling refrigerants and pressure.
Instructions for safely moving the unit, including lifting points and handling.
Guidelines for selecting an appropriate installation location and site preparation.
Comprehensive checklist of essential checks before initiating system start-up.
Electrical data, including current draw, power input, and voltage for standard and option 280 units.
Information on short-circuit stability current and fuse values for different unit configurations.
Electrical data for pumps in hydronic modules, including efficiency, power input, and current draw.
Electrical characteristics of compressors, including nominal current, LRA, and cosine phi.
Defines the operating limits for evaporator and condenser based on water and air temperatures.
Requirements for the chiller's power supply voltage and conformance to nameplate specifications.
Calculation and permissible limits for voltage phase imbalance to prevent unit damage.
Essential checks and recommendations for connecting water circuits and heat exchangers.
Configuration and operation of two units in a master/slave setup for enhanced control.
Step-by-step procedure for adjusting water flow rate using control valves and monitoring pressure drop.
Detailed description of hermetic scroll compressors used in 30RB units.
Physical data and operating limits for the free-cooling system option.
Physical data for units with the total heat reclaim condenser option.
Explanation of how the heat reclaim condenser operates and its control logic.
Introduction to the partial heat reclaim option using desuperheaters for hot water production.
Installation and operation details for units with the heat reclaim and desuperheater options.
How to configure controls for desuperheater effectiveness based on temperature and load.
Information on units with enhanced fans for indoor installation with ductwork, including performance variations.
Information on the brine option for low-temperature production and its operating range.
How antifreeze concentration affects evaporator frost protection and low-pressure limits.
Maintenance operations requiring specific technical skills, often performed by service technicians.
Advanced maintenance operations typically performed only by manufacturers or authorized agents.
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