Worm Gear Reducers (MRT) - Rotor UK

22. ATC – MAT GEARBOXES WITH A STEP ON THE INPUT SHAFT
Type Identification Diagram:
Table 22.2 Gear Units Input Flanges Fitted to ATC Gear Units
Example: ATC 40 6
ATC 40 spur gearbox, gear ratio 6:1
P
M
N
Type Identification Diagram (combination of ATC spur
gearbox with MRT worm-gear
∅S
Type Flange
Dimension
ATC 40 ATC 60 Identif. M N H7 P S
• F 75 75 60 90 5.5
• F 85 85 70 105 6.6
• • F 100 100 80 120 6.6
• F 115 115 95 140 10.0
• • F 130 130 110 160 10.0
Example: MAT 40 6 × 25
Table 22.1 Rated Data
Type
ATC
40
60
n 1
– 1400 [rpm] (4p-50 Hz)
i n 2
P 1
M 2max
[rpm] [kW] [Nm]
3.43 408 0.72 16.6
6.23 225 0.44 18.5
3.47 403 2.50 58.3
6.60 212 1.25 55.4
7.93 177 0.91 48.6
Table 22.3 Combination of Electric Motors
and ATC gear units
F
E
∅D
Type Size of IEC
Dimension
ATC 40 ATC 60 motor ∅D E7 E P9 F
• 71 14 5 16.3
• • 80 19 6 21.8
• 90 24 8 27.3
prior to alterations
66