Autotherm ATK 2000 cooling unit, 20.5 kW recooling system

Autotherm ATK 2000

Autotherm ATK 2000 cooling system, 20.5 kW cooling system in a 20-foot container

Technical data

- Nominal voltage: 3/PE AC 50Hz 400V (DIN IEC 38)
- Nominal power: 20.5 (31.5) kW
- Nominal current: 50 (71) A
- Supply line fuse: 80 A

Mechanical data

- Dimensions: (W x L x H) 2430 x 6800 x 4350 mm
- Weight: 4800 kg
- Supply: Flange SDIN2633 DIN100 PN16
- Return: Flange SDIN2633 DIN100 PN16
- Overflow / Drain: 2" internal thread
- Well water inlet: 2" internal thread
- Well water outlet: 2" internal thread
- Adiabatic inlet: 3/4" internal thread
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- Filling: manual 3/4" internal thread

Water circuit

- Heat transfer fluid: Water/glycol (90 % / 10 %)
- Flow pressure: max. 10.6 bar
- Tank volume: 4000 liters

Free cooling circuit

- Pump type: Grundfos CR 45-1-1 AFAE-EUUE
- Delivery pressure: ... 2.15 bar
- Flow rate: 58 m³/h

Consumer circuit

- Pump type: (Pressure boosting system) Grundfos Hydro 2000 ME 2 CRE 32-6 AFAE-EUUE
- Delivery pressure: max. 10.6 bar
- Flow rate: max. 40 m³/h

20-foot container AIS-DSC-22-28
External dimensions mm (L x W x H): 6,058 x 2,438 x 2,591
Internal dimensions mm (L x W x H): 5,898 x 2,352 x 2,390
Usable area inside m²: 13.88

Compact control Compact Control 2000 ME.
Compact microprocessor control for stepless and cascade control of pumps with MGE motors and integrated frequency inverter for demand-dependent, energy-optimized operation of multi-pump systems. With automatic switching on and off of the individual speed-controlled pumps via a digital controller specially developed for centrifugal pumps.

Grundfos R100 infrared handheld device and diagnostic unit: for commissioning, data monitoring, reading error messages and configuring Grundfos pumps.

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