Danfoss ETS 8M Electric Expansion Valve Installation Guide

June 4, 2024
Danfoss

ETS 8M Electric Expansion Valve
Installation Guide

Refrigerants R410A, R32, R407C, R290, R454B, R452B, R454C, R513A, R449B, R404A, R448A, R449A, R515B, R452A, R134a, R1234ze| Refrigerant temperature (JB/T 10212-2016) (JB/T 10212-2016) tMn,.: -30 °C / -22 °F, t ma, : 70 °C /158 °F| Max. working pressure. PS / MWP: 4.9 MPa / 49 barg / 710 psig|
---|---|---|---
Allowable ambient temperature (JB/T 10212- 2016) (JB/T 10212- 2016) -30 *C / -22 °F – 70 °C /158 °F| Stepper motor type Unipolar| Nominal voltage 12 V DC| Phase current 261 mA| Resistance 460

Warning!
Danfoss ETS 8M Electric Expansion Valve - fig1

Do not connect directly to AC / DC power source. Connect valve to appropriate controller/driver only.
Do not operate the valve while assembling or disassembling.

Mounting Angle

Danfoss ETS 8M Electric Expansion Valve - ounting
Angle

Brazing option 1 Brazing option 2

Assembling

Danfoss ETS 8M Electric Expansion Valve -
AssemblingElectrical Connection

Danfoss ETS 8M Electric Expansion Valve - Electrical
Connection

Table:1 Stepper motor open and close sequence

Cable Color| Excitation Sequence
→valve Opening ⇐Valve Closing
---|---
1| 2| 3| 4| 5| 6| 7| 8
Orange| ON| ON| OFF| OFF| OFF| OFF| OFF| ON
Red| OFF| ON| ON| ON| OFF| OFF| OFF| OFF
Yellow| OFF| OFF| OFF| ON| ON| ON| OFF| OFF
Black| OFF| OFF| OFF| OFF| OFF| ON| ON| ON
Grey| ON| ON| ON| ON| ON| ON| ON| ON

034R9900
AN392543536257en-000104
© Danfoss | Climate Solutions

Documents / Resources

| Danfoss ETS 8M Electric Expansion Valve [pdf] Installation Guide
ETS 8M, Electric Expansion Valve, Expansion Valve, Electric Expansion, ETS 8M
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| Danfoss ETS 8M Electric Expansion Valve [pdf] Installation Guide
ETS 8M Electric Expansion Valve, ETS 8M, Electric Expansion Valve, Expansion Valve, Valve

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