
BUCR4SN – Oil Cooling Unit S3L 2HP 46,100 BTU/hr 3-Phase Steel Housing Horizontal Mount
Quality ElevatorBUCR4SN (S3L) | Oil Cooling Unit
The BUCR4SN (S3L) is a heavy-duty oil cooling unit engineered for high-efficiency thermal management in demanding industrial systems. Featuring a 2 HP motor and welded steel housing, this compact cooler delivers 46,100 BTU/hr of cooling capacity and is constructed with robust components including an aluminum heat exchanger and dual-screw aluminum alloy pump. Ideal for horizontal mounting and mineral oil applications, the unit supports high pressure and continuous performance in environments up to 180°F.
Key Features
- 2 HP Motor
- 208–230 / 460V, 3 phase
- 46,100 BTU/hr cooling capacity*
- Approximate weight: 160 lbs
- Horizontal mounting position
- Air flow pulled across heat exchanger
Construction & Materials
- Housing: Welded steel
- Filter Bracket: Steel
- Legs: Steel
- Blower Wheel: Steel
- Heat Exchanger: Aluminum
- Motor: TEFC, IEC Frame B5 Flange (BUCR2S/2S1); NEMA Frame (BUCR3S/4S)
- Pump: Aluminum alloy housing, steel primary screw, cast iron secondary screw
Performance & Operating Conditions
- Maximum Pressure: 90 PSI (6 BAR)
- Rated Suction Pressure: Min. -5 PSI / Max. 43 PSI (3 BAR)
- Maximum Oil Temperature: 180°F (82°C)
- Ambient Temperature Range: 50°F (10°C) to 104°F (40°C)
- Max Viscosity: 180 cst
- Fluid Compatibility: Mineral oil (DIN 51524 Part 1 & 2)
- Contamination Limit: < NAS 12
- ItemAliasNos:
- BUCR4SN