Danfoss ETS 250 User manual

Installation guide

Electric expansion valve, type ETS 250 and ETS 400

Electric regulating valve, type KVS 42

034R9799

KVS

Danfoss

34G31.14

ETS

Danfoss

34G68.15

Application

Anwendung

Application

Aplicación

应用

Mounting

Einbau

Montage

Installación

安装

* Flow direction for liquid

veriﬁcation using the sight glass

ETS 250*

ETS 400*

KVS 42 (without sight glass)

Allowable ambient temperature /

Zulässige Umgebungstemperatur /

Température ambiante admissible /

Temperatura ambiente permisible /

允许的运行温度

Max. 60 °C / 140 °F

Min. -40 °C / -40 °F

Compatible refrigerants / Kältemittel Kompati-

bilität / Fluides compatibles / Compatibilidad de

refrigerantes / 适用的冷媒

R22, R134a, R404A, R407A, R407C, R407F, R422B,

R422D, R438A, R448A, R449A, R450A, R452A, R507,

R513A, R410A, R1234ze

Inlet ﬂuid temperature /

Eingangstemperaturbereich /

entrée température du ﬂuide /

entrada temperatura líquida / 入口流体温度

Max. 65 °C / 149 °F

Min. -40 °C / -40 °F

Max. working pressure /

Max. zul. Betriebsüberdruck / Pression de service

max. / Presión de trabajo máx. / 最大工作压力

PS / MWP : 34 bar / 493 psig

Nominal voltage / Nennspannung /

Tension nominale / Voltaje nominal / 名义电压

12 V DC

Phase current / Phasenstrom / Phase électrique /

Corriente de fase / 相电流

100 mA

Resistance / Widerstand / résistance électrique /

Resistencia / 电阻

52 Ω

Stepper motor type / Schrittmotortype / Type de

moteur pas à pas / Tipo de motor a pasos /

步进电机形式

Bipolar / 双极

Flow direction

Durchﬂussrichtung

Sens d’écoulement

Dirección del ﬂujo

流向

Brazing

Löten

Soudure

Soldadura

焊接

M12 Connector cable

Disassembling

Zerlegung

Désassemblage

Desmontaje

拆卸

Assembling

Zusammenbau

Assemblage

Montaje

安装

Connection

Anschluss

Raccordement

Conexión

链接

Electrical check

of stepper

motor and wiring.

Coil I = 52 Ω

Coil II = 52 Ω

Danfoss

34G170.10

New

Danfoss

34G122.13

Danfoss

34G171.10

Danfoss

34G169.10

Warning! / Achtung! / Attention! / Advertencia! / 警告

• Do not connect directly to AC/DC power source. Connect valve to

appropriate controller/driver only. Do not operate valve while assem-

bling or disassembling.

• Bitte den ETS nicht direkt mit einer Spannungsquelle (Gleich- oder Wech-

selstrom) verbinden. Schließen Sie das Ventil nur an geeignete Regler/

Steuergeräte an. Ventil bitte nicht in zerlegtem Zustand ansteuern.

• Ne pas raccorder directement le moteur à une alimentation AC / DC.

Raccorder la vanne au régulateur approprié. Ne pas actionner la vanne

pendant le montage ou le démontage.

• No aplicar tensión directamente a la válvula. Conectar la válvula a un

controlador/driver adecuado. No haga funcionar la válvula durante el

montaje o desmontaje.

• 请仅将阀门连接于合适的控制器/控制器，勿直接与交流或直流电源连接。

在安装和拆卸阀门时请勿操作电子膨胀阀。

Max. 110 °C / 230 °F

Max. 700 °C / 1300 °F 27 mm / 1 1/16 in.

50 Nm / 36 ft-lbf (30°)

ETS 250: 41 mm / 1.61 in.

ETS 400: 46 mm / 1.81 in.

27 mm / 1 1/16 in.

For service only / Nur für Service-Zwecke /

Pour l’entretien uniquement /

Sólo para mantenimiento / 仅供维修之用

034G2087 034G2344

Danfoss

34G179.11

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