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Belimo X8028M.2AAA4 - two-way expansion valve

Name: Belimo X8028M.2AAA4 - two-way expansion valve
Brand: Belimo
SKU: X8028M.2AAA4
Price: 4580.52 PLN
Availability: OutOfStock

Belimo

zł4,580.52

VAT included

zł3,724.00 tax excluded

Belimo X8028M.2AAA4 two-way expansion valve with ODF 28-28 mm solder connection and integrated superheat controller. Designed for CFC, HFC, HFO and R290 refrigerants, including safety class A3 refrigerants (ISO 817).

AC/DC 24 V supply, operating pressure ps 5000 kPa and maximum differential pressure ∆pmax 3500 kPa. Safety closing is performed using SuperCap.

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Belimo X8028M.2AAA4 – two-way expansion valve

Expansion valve with integrated superheat controller, designed for stationary electric heat pumps, air conditioning systems and dehumidifiers. The documentation specifies compatibility with CFC, HFC, HFO and R290 refrigerants and suitability for safety class A3 refrigerants (ISO 817). When using flammable refrigerants, the user must check the valve’s suitability for the specific application.

Key features and specifications

Type: X8028M.2AAA4; connection: internal ODF 28-28 mm solder sleeve.
Integrated superheat controller; feedback signal: Modbus or analogue 0...10 V.
AC/DC 24 V supply; power consumption during operation 1.5 W; power consumption for cable sizing 2.6 VA.
Operating pressure ps 5000 kPa; maximum differential pressure ∆pmax 3500 kPa.
Motor operating time 20 s / 90°; safety function operating time 15 s / 90°; safety closing with SuperCap.
Refrigerant temperature -20...70°C; with ZCQ-E 70...120°C. Ambient temperature -30...50°C.
Equal-percentage flow characteristic (VDI/VDE 2178); tightness: air-bubble tight, leakage rate A (EN 12266-1).
Body: CW617N brass; closing element: AISI 316L stainless steel.
Degree of protection IEC/EN IP54; protection class IEC/EN III, Safety Extra-Low Voltage (SELV).
Mounting position: from vertical to horizontal relative to the spindle; installation with the spindle pointing downwards is not permitted.

For type X8028M.2AAA4, the manufacturer’s table specifies a cooling capacity of 200 kW at R134a, Tc = 50°C, Te = 5°C and SC = SH = 5 K. Cables are not included; the documentation requires the use of Belimo Z-C24X4... cables only.