2. Technical data
Features and functions
Type of duty Short-time duty S2 - 15 min (open-close duty)
Intermittent duty S4 - 25 % (modulating duty)
with the following maximum input speeds:
GK 10.2 – GK 16.2 ≤ 45 rpm for 50 Hz
GK 25.2 – GK 30.2 ≤ 11 rpm for 50 Hz
Direction of rotation Standard: Clockwise rotation at input shaft results in clockwise rotation at output shaft
Option: GK 10.2 – GK 25.2
Reversal of rotational direction using a reversing gearbox GW 14.1
GK 30.2 – GK 40.2
Alternatively, counterclockwise rotation of direction possible
Stages One stage: GK 10.2 – GK 25.2
Double stage: GK 30.2 – GK 40.2
Input shaft GK 10.2 – GK 25.2:
For standard reduction ratios, the input shaft is made of stainless steel.
Standard: Cylindrical with parallel key according to DIN 6885.1
Option
1)
: Square: -tapered (DIN 3233)
-cylindrical
Output torques
Operation
Motor operation With electric multi-turn actuator, directly
Flanges for mounting the multi-turn actuator, refer to separate technical data sheets.
Manual operation Standard: Via handwheel, directly
Option: Remote lever arrangement (not included within the AUMA product range)
Valve attachment
Output drive types A, B1, B2, B3, B4 according to EN ISO 5210
A, B, D, E according to DIN 3210
C according to DIN 3338
Special output drive types: AF, AK, AG, IB1, IB3, IB4
1) For size, please contact AUMA
2) At max. output torque
3) Conversion factor for output torque to input torque
4
Bevel gearboxes GK 10.2 – GK 40.2 Operation instructions
Type Output torque Reduction ratio Input torque
2)
Factor
3)
Nominal
torque
max. Nm
Modulating
torque
max. Nm
Nominal
torque
Nm
Modulating
torque
Nm
GK 10.2
120 60
1 : 1 135 66 0.9
2 : 1 67 33 1.8
GK 14.2
250 120
2 : 1 139 66 1.8
2.8 : 1 100 48 2.5
GK 14.6
500 200
2.8 : 1 198 80 2.5
4 : 1 139 55 3.6
GK 16.2
1 000 400
4 : 1 278 111 3.6
5.6 : 1 198 80 5.0
GK 25.2
2 000 800
5.6 : 1 397 160 5.0
8 : 1 278 111 7.2
GK 30.2
4 000 1 600
8 : 1 556 222 7.2
11 : 1 404 162 9.9
GK 35.2
8 000 –
11 : 1 808 – 9.9
16 : 1 556 – 14.4
GK 40.2
16 000 –
16 : 1 1,111 – 14.4
22 : 1 808 – 19.8
Type GK 10.2 GK 14.2 GK 14.6 GK 16.2 GK 25.2 GK 30.2 GK 35.2 GK 40.2
Handwheel
mm
315/
200
315/
250
400/
315
500/
400
630/
500
800 800 800
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