Danfoss BD350 350GH Direct Current Twin Compressor R134a 12V DC - With 101N08xx Series Controllers Datasheet
Summary
This twin compressor system is a high-performance refrigeration unit designed for efficient cooling applications using R134a refrigerant powered by 12V DC electricity. The comprehensive manual provides HVAC technicians and system installers with essential operational intelligence, including detailed component specifications, variable speed motor data, capacity readings (ASHRAE/EN standards), and a full list of diagnostic error codes. Use this guide for precise maintenance troubleshooting and reliable integration into commercial cooling systems.
Page 1 Text Content
BD350/350GH Direct Current Twin Compressor R134a 12V DC - with 101N08xx Series Controllers General Code number (without electronic units) 102Z3017 Compressor module 101N0810, 30 pcs: 101N0811 Application module 101N0820, 24 pcs: 101N0821 Approvals Compressors on pallet
S = Static cooling normally sufficient
Application O = Oil cooling
Application LBP/MBP/HBP F1 = Fan cooling 1.5 m/s (compressor compartment temperature
Evaporating temperature °C -25 to 15
equal to ambient temperature)
Voltage range VDC 19 - 31.5
F2 = Fan cooling 3.0 m/s necessary Max. condensing temperature continuous (short) °C 60 (70) SG = Suction gas cooling normally sufficent – = not applicable in this area
Max. winding temperature continuous (short) °C 125 (135)
Cooling requirements Application LBP MBP HBP 32°C F1 F1 F1 38°C F1 F1 F1 43°C F1 F1 F1 Remarks on application: - evaporator fan max. 200W - condenser fan max. 100W - starting ability: LST (low starting torque) only
Motor Motor type variable speed Resistance, all 3 windings (25°C) 0.1
Design Displacement cm3 2 x 5.08 Oil quantity (type) cm3 560 (polyolester) Maximum refrigerant charge Free gas volume in compressor cm3 2 x 1690 Weight - Compressor/Electronic unit kg 15.8/2 x 0.25, 1 x 0.28
Battery protection settings Voltage Min. value Default Max. value Cut out (0.1 steps) VDC 19.0 21.1 27.0 Cut in diff. (0.1 steps) VDC 0.5 3.9 10.0
Dimensions Height mm
Suction connector location/I.D. mm | angle 6.2 | 90°
material | comment Cu-plated steel | Al cap
Process connector location/I.D. mm | angle 6.2 | 31.5°
material | comment Cu-plated steel | Al cap
Discharge connector location/I.D. mm | angle 5.0 | 28°
material | comment Cu-plated steel | Al cap
Connector tolerance I.D. mm ±0.09, on 5.0 +0.12/+0.20 Remarks
July 2013 Manufactured by Secop for Danfoss - DEHC.ED.100.S4.02 / 520N1492 1/2
Page Summary Contents For Danfoss BD350 350GH Direct Current Twin Compressor R134a 12V DC - With 101N08xx Series Controllers Datasheet
Manual Details
| Brand | Current |
|---|---|
| Pages | 2 |
| File Size | 475.94 KB |
| Published | June 05, 2026 |
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Frequently Asked Questions
What is the required voltage range for this compressor unit?
The operating voltage range is 19 to 31.5 VDC.
Which cooling requirements are needed for high-temperature applications (e.g., 43°C)?
At 43°C, fan cooling (F) is required for all three locations: LBP, MBP, and HBP.
How is the compressor starting ability determined?
The unit supports Low Starting Torque (LST) only.
What are the recommended connection dimensions for the discharge port?
The discharge connector location has an inner diameter (I.D.) of 5.0 mm, angled at 28°, with a tolerance of ±0.09 mm.