DCRACK

DCRACK is Bitmain's single-cabinet system for air-cooled servers: a 47U server cabinet with three fans, paired with an external heat-pump cooler (R410A refrigerant, with its own refrigerant pump) that can stand up to 50 m away. It handles up to 36 kW of load and supplies 18–27 °C air to the servers.

Specifications

• Capacity: 47U; maximum load 36 kW
• PUE: 1.17 at 25 °C ambient and 25 °C supply air (without water curtain)
• Server supply air temperature: 18–27 °C
• Cabinet: 1,600 × 1,200 × 2,350 mm; 668 kg net
• Cabinet supply: 380–415 V AC, three-phase, 50/60 Hz, 63 A maximum
• Network: RJ45 Ethernet 10/100M
• Cabinet fans: 3; rated power 2,500 W; 85 dBA at 1 m
• External cooler: 1,896 × 1,026 × 2,180 mm; 396 kg net
• Cooler supply: 380–415 V AC, three-phase, 50/60 Hz, 63 A maximum
• Heat pump: 8.5 kW rated power, COP 4.75 typical, R410A
• Cooler fans: 2; rated power 1.85 kW; 82 dBA at 1 m
• Refrigerant pump: 550 W, 1 m³/h, 48 m head
• Ambient temperature: -20 to 45 °C
• Storage: -20 to 70 °C; humidity 10–90% RH non-condensing

Notes

• Wrong input voltage can damage the equipment.
• Installation must be carried out by a qualified electrician to local code.