Model

OBAIR SL-LG2-***MA-AN | 780 — R134a dual-compressor variant

OBAIR SL-LG2-***MA-AN | 780 — R134a dual-compressor variant is listed in the OBAIR catalogue. Rated cooling capacity: 780 kW; Rated cooling input power: 127 kW. Confirm the project operating conditions before selection.

When to consider this equipment

Use this category for chilled-water or heat-pump duties after the design temperatures, capacity, ambient or source conditions and hydraulic arrangement are known.

What to include in an enquiry

Provide cooling and heating duty, water temperatures and flow, ambient or source range, refrigerant restrictions, electrical supply, sound limits and redundancy requirements.

Verified technical data

SL-LG2-***MA-AN | 780

Rated cooling capacity

780 kW

Rated cooling input power

127 kW

Cooling COP

6.14 kW/kW

Cooling IPLV

7.86 kW/kW

Maximum operating current

335 A

Compressor type

Semi-Hermetic Twin Screw Compressor

Compressor starting method

Y-△

Compressor count

2 count

Evaporator type / pressure

High-Efficiency Flooded Evaporator/1.0MPa

Evaporator water flow rate

134 m3/h

Evaporator water pressure drop

69 kPa

Evaporator connection-pipe diameter

150 DN

Condenser type / pressure

Horizontal Shell and Tube Condenser/1.0MPa

Condenser water flow rate

168 m3/h

Condenser water pressure drop

78 kPa

Condenser connection-pipe diameter

150 DN

Refrigerant type

R134a

Throttling type

Electronic Expansion Valve

External length

4150 mm

External width

1350 mm

External height

1970 mm

Shipping weight

4700 kg

Operating weight

5020 kg

On request

3D model not yet available

Selection from project conditions is available on enquiry