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PRA

Manufactured in aluminum alloy cast box and projected to transmission between 90° shafts, allowing speed ratio ranges from 1:7,5 to 1:80. It is applied in small and medium sized machinery.

Reference technical data

Reduction ratio 1:7.5 to 1:100
Power Up to 15 hp
Torque See catalog or Pierini engineering
Lubrication Mineral oil — level per manual
Temperature -10 °C to +40 °C (covered environment)
Mounting B14 flange / tower
Type PRA reducer — aluminum housing
Output Solid shaft
Line PRA
Application Light machines and tight spaces
Applications: Plastics, General catalog

Model

Reduction

Power (hp)

 

 

PRA-01

15
20
25
30
40
50
60

0,25 to 0,33
0,25 to 0,33
0,25
0,25 to 0,33
0,16 a 0,25
0,12 a 0,16
0,12 to 0,16

 

 

 

PRA-02

10
15
20
25
30
40
50
60

0,50 to 0,75
0,50 to 0,75
0,50 to 0,75
0,33 a 0,75
0,33 to 0,50
0,25 a 0,50
0,16 to 0,33
0,16 to 0,25

 

 

 

 

PRA-03

10
15
20
25
30
40
50
60
80

0,75 to 1,5
0,75 to 1,5
0,75 to 1,5
0,75 to 1,5
0,50 to 1
0,50 to 1
0,33 to 0,75
0,25 to 0,50
0,25 to 0,33

 

 



PRA-04

7,5
10
15
20
25
30
40
50
60
80

1,5 to 2
1,5 to 2
1,5 to 2
1,5 to 2
1,5 to 2
1 to 2
1 to 1,5
0,75 to 1
0,5 to 1
0,33 to 0,75

 

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