| Model | SRC-S(W)-353 | SRC-S-353-L4 |
|---|---|---|
| Rated power | 120HP / 90KW | |
| Exhaust volume (50Hz / 60Hz) | 402 / 482 m³/hr | |
| Refrigerant Type | R22, R407C, R410a, R404A, R507A | |
| Weight | 730 KG | |
| Oil Charge | 14 L | |
| Voltage | 400/3/50Hz – 460/3/60Hz | |
| Cooling Capacity Regulation | 100%, 75%, 50%, 25% (stepless 100%–25%) | |
| LRA Y/Δ | 276 / 876 A | 354 / 1155 A |
A: The high-efficiency internal oil separator minimizes oil carryover into external system lines, allowing engineers to simplify discharge piping design and maintain optimal heat exchange in evaporators and condensers.
A: Verify that the INT69 SNY protection module is properly wired into the main control circuit and ensure phase-sequence protection and overcurrent relays are calibrated according to standard motor ratings.
A: Technicians should log suction and discharge pressures, inspect the oil level through the sight glass, verify proper operating temperature differential, and check for unusual noise or casing vibration.
A: Perform a system pump-down to isolate refrigerant, ensure the crankcase heater remains continuously energized to prevent liquid migration, and isolate main electrical breakers if servicing the panel.
