One-way Cassette-All-plastic

All-plastic One-way Cassette, 2-pipe | DK1P-E/A+300/400/450
Cooling capacity: W 7/12 °C ;A 27 °C DB /19.5°C WB ;1.62~4.20kW
Water flow rate: 0.47~0.73 m³/h
Heating capacity: W(inlet) 60°C; A 21°C DB; 2.43~6.30kW
Motor: DC/AC;
Hydraulic connections: Rc 1/2 ”
Indoor unit dimension(L×W×H) : 1054 mm × 425 mm × 169 mm | Panel dimension: 1180 mm × 465 mm × 25 mm
Air flow rate (H/M/L) : 255~750 m³/h (150~441 CFM)
Power Supply : 220/1/50(60) V/Ph/Hz
Heating capacity: W(inlet) 45°C; A 21°C DB; 1.62~4.20kW
Water pressure drop: 30 kPa
Power input: 30~67 W
Rated current: 0.14~0.30 A
Sound pressure level: 39~42 dB(A)
Net / Gross weight : 14.0 / 17.0 kg
Packing size(L×W×H) : 1250 mm × 515 mm × 215 mm

Product downloads

  • PDF DERK FCU leaflet(V26) Catalog · Air-cooled scroll chillers, mini chillers and heat pump solutions. · 2.2 MB

Frequently Asked Questions

What cassette models does DERK offer?

We manufacture one-way, two-way, four-way, round and eight-way cassette units for chilled-water systems, covering typical cooling capacities from 2.2 kW to 14 kW with fixed-speed and DC inverter options.

How thin is the ceiling panel?

Panel profiles are designed to fit shallow ceiling voids, with front panels starting from roughly 30 mm on one-way models to about 50 mm on four-way models.

Are cassettes compatible with DERK chillers?

Yes. Cassettes are built for hydronic systems and connect directly to DERK air-cooled chillers, mini chillers and heat pump water heaters for a complete chilled-water solution.

What controls are available?

Units include wired controllers with optional WiFi/App control, BMS integration via Modbus, and centralized control through the DERK control system.

Can the front panel be customized?

Yes. Front panels can be supplied in custom colors and finished with your brand logo, which is popular for hotel chains and multi-unit projects.

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