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MOA OC (52 070 - 52 074, 52 079)

Electric rotary multi-revolution actuators for nuclear power plants - Inside containment


Technical data

Type number520705207152072520745207052071520725207452079
 Šneková převodovkaPlanetová převodovkaIP 67
Tripping force [kN]20-6363-16015-250 250-63020-6363-16015-250 250-63010-30
Adjusting time [s/90°]         
Position-changing velocity[min-1]         
[mm/min]16-10040-10040-10040-12016-40  25-10025-7033-959-40
Working stroke[°]         
Supply voltage1x 230 V, 50 Hz         
24 V, 50 Hz         
1 x 110 V, 50 Hz         
3 x 230 / 400 V, 50 Hz         
ControlTwo position On-Off
Three position

Position sensingResistance transmitter (R)         
Current transmitter (I)         
Position interrupt         
Torque-initated interrupt
Manual actuation
Explosion-proof design
Type of enclosure         
Weight - depending on design (Al/cast iron) and on motor [kg]IP 55IP 55IP 55IP 55IP 55IP 55IP 55IP 55IP 67


The electric rotary multi-revolution actuators MODACT® MOA OC are designed for remote control of special valves installed in hermetic boxes or under the containment of nuclear power plants with reactors VVER or RBMK. The actuators MODACT® MOA OC are intended for safety circuits as well as for normal use.

Files for download:

3D Model 52070zip5.89 MB
3D Model 52071-2zip5.70 MB
3D Model 52074zip5.82 MB
3D Model 52079zip3.39 MB
3D Model 52070-4zip24.18 MB