VK1.04A/U/S/24                     General Damper Actuator

VK1.04A/U/S/220                   4Nm    Modulating

Ÿ   For operation of air control dampers in HVAC system

Ÿ   Torque:4Nm  

Ÿ   Nominal voltage: AC/DC24V  AC100…240V

Ÿ   Control: 0(2)-10V  0(4)-20mA  Modulating

Ÿ   Feedback: 0(2)-10V  0(4)-20mA  Modulating

 -AS type include 2 groups of auxiliary switches

Technical Specification

VK1.04A/U/S/24

VK1.04A/U/S/220

Electrical
data

Nominal voltage

AC24V 50/60Hz  DC24V

AC100…240V 50/60Hz

Nominal Voltage range

AC/DC 19.2...28.8V

AC85...265V

Power consumption

3W@Nominal toque
0.5W@Holding

3W@Nominal torque
0.7W@Holding

Wire sizing

0.5mm²

Functional
data

Torque

4Nm

4Nm

Damper size

0.8m²

0.8m²

Direction of rotation

Selectable by switch

Manual override

Gearing latch disengaged by push button, self-resetting

Angle of rotation

Max.95°

Running time

50S（95°）

70S（95°）

50S（95°）

70S（95°）

Sound power level

45dB

Position indication

Mechanical

Working
conditions

Protection class

Ⅲ (safety low voltage)

Ⅱ (totally insulated)

Protection degree

IP44

Ambient temperature

-20…+50℃

Inventory temperature

-30…+80℃

Humidity test

95%RH, non condensing／EN 60730-1

Dimensions
Weight

Dimensions

See “Dimensions”

Shaft length

>50mm

Shaft diameter

○6...16mm  □8X8...12 X12mm

Weight

<0.7Kg