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Features
•  Prot ected against overload and blocking
•  Mainte nance-free electrical actuator for rotary valves
•  Clear b indicator
•  Direct mounting  on rotary valves
•  Manual operation
•  High torque
•  Large wiring cabinet
•  Long lifetime
 
Specifications
Power supply  230 Vac / 24 Vac; 50 Hz
Depending on type
Power consumption  3.5 VA
Control signa l  230  Vac / 24 Vac, floating. 
Depending on type (see table)
Run time  Depen ding on type (see table)
Nominal  torque  10 Nm / 20 Nm / 30 Nm / 40 Nm.
Depending on type (see table)
Angle of rotation  90°
Protection standard  IP 54 per EN60529
Insu lation class  Il per EN60730
Ambient temperature
for operation
 
0 to 60 °C
Water temperatures in
the valve
 
2 to 130 °C
Relativ e humunity  noncondensing
Weight 1.5  kg
 
 
 
VMM
 
 
 
  
Specification per actuator
 
Torque
[NM]
Order Number
Actuator
24Vac floating
Order number
Actuator
230Vac floating
 
Run Time
[min/90°]
20 VM M20-24  VMM20  1.6
30 VM M30-24  VMM30  2.3
40 VM M40-24  VMM40  3.5
 
Suitable valves
DR; ZR
Mounting on the valve
Before mounting the actuator, b the rotary valve
according to its installation instruction.
 
Operation
The actuator is powered by a synchronous motor. The
spindle of the actuator rotates 90°. In the end bs the
motor is switched off by endswitches.
Manual operation declutches the gear from the valve. As
soon the actuator is powered, the valve is driven by the
actuator again.
There is no adjustment necessary.

Dimensions with DR.. GFLA   DR.. FA (mm)
Type  DN  a  b  c  d  e  f  g  h
DR 20 GFLA  20 1 40  15  179 65  90  50  4x11  70
DR 25 GFLA  25 1 50  15  179 75 10 0 60  4x11  75
DR 32 GFLA  32 1 60  17  188 90 12 0 70  4x14  80
DR 40 GFLA  40  170  16  188 100 13 0  80  4x14  85
DR 50 GFLA  50  190  16  202 110 14 0  90  4x14  95
DR 65 GFLA  65  210  16  219 130 16 0 1 10  4x14  105
DR 80 GFLA  80  250  18  219 150 19 0 1 28  4x18  125
DR 100 GFLA  100  270  18  240 170 21 0 1 48  4x18  135
DR  125  GFLA  125  310  20  267 200 24 0 1 78  8x18  155
DR  150  GFLA  150  330  20  274 225 26 5 2 02  8x18  165
DR200G F LA  200  390  22  314 280 32 0 2 58