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General| Model | RTAC170 |
|---|---|
| Refrigerant | R-134a |
| Phase | 3 |
| Cooling Capacity | 170 tons |
| Compressor Type | Screw |
| Voltage Options | 380V |
| Sound Power Level | 85 dBA |
Contractor tasks for installing RTAC unit per manual sections and local codes.
Guidelines for selecting appropriate wire sizes for electrical connections.
Requirements for sizing and selecting power-supply wiring according to standards.
Details on flow proving switch and auxiliary contacts for pump control.
CH.530 provides control for customer-installed emergency stop.
A checklist to verify all installation procedures are completed before unit startup.
Verify supply voltage meets criteria and is within range.
Checks for excessive voltage imbalance to prevent motor overheating.
Verifies correct phase sequence (A-B-C) to prevent equipment damage.
Ensure balanced chilled-water flow within specified minimum and maximum values.
Sequence of operation for starting the chiller, including external events and responses.
Steps to follow after pre-start checkout for unit startup.
Steps for starting the unit after seasonal shutdown.
Procedures to restart the unit after a period of extended shutdown.
Procedure for adding R-134a refrigerant charge to the unit.
Procedure for initial oil charging under specific circumstances.
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