Chain drives MK 350 N AC

MK 350N AC

230 V motor unit for bottom-hung and flat windows for daily ventilation


• with clamping rails on all four sides, for unversal installation
• integrated AC power supply unit
• automatic switch off when end position is reached („Open“ and „Closed“) using limit switch
• additional safety overload cut-off in closed direction
• opening mechanics with stainless steel chain
•noncorrosive external elements
•power supply cable with screwed connector

MK/280-350N/EV1/AC (67002280)

different variants:

380mm Hub (67002381), MK/280-350N/W/AC (67002281), 380mm Hub (67002284)



Go back

  • data

  • BOQ texts

  • drawing

  • accessories

  • note

  • download


technical voltage

230 V AC, 50-60 Hz

technical draw

approx. 0.6 amp


integrated limit switch open and close (non-adjustable)

pressing force

max. 350 N

tractive force

max. 350 N

nominal clamping force

stroke width

280, 380 mm

min. casement height at stroke length

bottom-hung- / top-hung- / side-hung window
MK/280: 900 mm / 900 mm / 430 mm
MK/380: 900 mm / 900 mm / 500 mm


MK/280: 412 x 40 x 62 mm
MK/380: 462 x 40 x 62 mm
incl. connector plug

speed of operation

14 mm/sec. at rating load and nominal load

power supply cable

4 x 1 mm²; length approx. 1 m; black; with screwed connector

start-up time

2.5 min. (ED/ON), 7.5 min. (AD/OFF)

service life

range of temperature

-5 °C to +50 °C

IP protection class

IP 42 / I / E according to DIN EN 60 529




EV1/silver, anodized

special colours

RAL colours on request

included in delivery

type of construction tested

acoustical measurement

Hinweis zum Einbau

If casement height is very low, please order the corresponding swivel bracket SBFM additionally.

Please select brackets consistent with the mounting situation and order separately.

Go back

This site uses cookies to offer you a better browsing experience. By using our website you consent to all cookies in accordance with our Cookie Policy.