Wittenstein Alpha TK PLUS ATEX, Operating Manual

Page: 30 / 40

Appendix TK
+
ATEX
en-28 2022-D034859 Revision: 02a
9.5.3 Technical specifications for TK
+
025 for use in areas with explosion hazards
Technical specifications for TK
+
025, 1-stage
Ratio 3 4 5 7 10
Max. acceleration torque T
2B
(max. 1000 cycles per hour)
Nm
125 125 125 95 85
in.lb
1106 1106 1106 841 752
Nominal torque at gear output T
2N
(At n
1N
)
Nm
75 75 75 60 55
in.lb
664 664 664 531 487
Emergency-stop torque T
2Not
(1000 times
possible during the lifespan of the gearhead)
Nm
200 200 200 200 200
in.lb
1770 1770 1770 1770 1770
Permissible medium drive speed in n
1N
(At T
2N
)
rpm
1400 1400 1600 1400 1400
Max. continuous speed n
1Ncym
(At 20% T
2N
)
rpm
2100 2100 2100 1600 1500
Max. drive speed n
1Max
rpm
2500 3300 4500 4500 4500
Average no-load running torque T
012;
(At
n
1
=3000 rpm and 20°C gearhead temperature)
a
Nm
4.6 3.6 2.8 4.2 3.4
in.lb
41 32 25 37 30
Max. torsional backlash j
t
arcmin
≤ 4
Torsional rigidity C
t12
Nm/arcmin
12 13 16 16 16
in.lb/arcmin
106 115 142 142 142
Max. axial force F
2AMax
b
N
3950
lbf
889
Max. radial force F
2RMax
b
N
2800
lbf
630
Max. tilting moment M
2KMax
Nm
580
in.lb
5133
Life L
h
Calculation see "Technical Basics"
h
See chapter
7.1.4 "Replacing the
gearhead"
Weight incl. standard adapter plate m kg
8.9
lbm
20
Noise level L
PA
(At n
1
=3000 rpm w/o load)
dB(A)
≤ 66
Max. permissible housing temperature °C
+90
F
194
Ambient temperature °C
0 to +40
F
32 to 104
Paint
Blue RAL 5002
Direction of rotation
Drive and gear output counter-directional
Protection class
IP 65