Air Motors

D 6000 E 12.2008

AutomationScrewdriving technology Air motors Air tools

II 2 GD c IIC T6 (80°C) Xcompact

stainless steel light robust overload safe

reversible sterilisable service friendly

2

OVERVIEW

Fields of application for Air Motors Pages 3 - 4

Advantages of Air Motors Page 5

What distinguishes DEPRAG Air Motors from the rest? Pages 6 - 7

Product spectrum: Tooth Gear Motors Page 8

Product spectrum: Turbines Page 9

Product spectrum: Air Vane Motors Pages 10 - 11

Selecting your Air Motor for your application Pages 16 - 21

Regulating the speed by operational pressure or air quantity Page 22

Installing your Air Vane Motor Page 23

Technical information about Air Vane Motors Pages 12 - 15

3

Fields of application

Medical technology

pharmaceutical industry

Food processing industry Ship building,

underwater usage

Paper industry Foundries, iron works and

power plants

Machine construction

Automobile industry Chemical industry Air tools

We have the right custom made drive solution for your individual application

… no matter whether air vane motor, tooth-gear motor or turbine

… irrespective of your required material, we will provide you with

the best value for money customisation.

Agitator motors,

transport and materials handling

technology and much more…

4

Application examples

High performance in the smallestof spaces…

ATEX conform complete system: Air motor - brake - gear

5

Advantages of Air Motors

safe

sterilisable

insensitive to vibrations

overload safe

insensitive to acids

light and compact1/5

1/3

insensitive to dust

easy to control

sealed

resistant to cleaning agents

insensitive to heat

reversible

6

What distinguishes DEPRAG Air Motors from the rest?

FULL SERVICE

SHORT DELIVERY TIMES

EASY MAINTENANCE

LONG LIFE-SPAN

7

What distinguishes DEPRAG Air Motors from the rest?

FLEXIBILITY

APPLICATION CONSULTANCY

SERVICE AND MAINTENANCE

GREAT VALUE CUSTOMISATION

8

Our Product spectrum

Product spectrum: Tooth-Gear Motors

Function of the Tooth-Gear Motor

Structure of a Tooth-Gear Motor

Product spectrum: Advantages: Our product lines:

9

Product spectrum: Turbines

Example: Turbine grinding machine

Our turbine drives are found in high performance grinding machines:

Structure and function of the

DEPRAG Turbine

Turbine grinding machine

Power: 2.2 kW

Idle Speed: 12,200 rpm

Weight: 1.8 kg

Turbine grinding machine

Power: 250 W

Idle Speed: 70,000 rpm

airflow

guide wheel

2nd rotor disc

jet nozzle

1st rotor disc

10

Product spectrum: Air Vane Motors

Basic Line

Power range:

Your advantages:

Advanced Line

Power range:

Your advantages:

Power range:

Your advantages:

Power Line

Individual customisation Your advantage:

Individual Line

11

DEPRAG Air Vane Motors for special applications

Advantages of planetary gears:

Advantages of spur gears:

Advantages of worm gears:

Advantage of planetary gears:

Motors with Integrated Brake System

Gear Motors

Power range:

Speed range:

Your advantages:

Drill Motors

Power range:

Speed range:

Your advantages:

Grinding Motors

Milling Motors

Power range:

Speed range:

Your advantages:

12

Function of the DEPRAG Air Vane Motors

≤

Bearing Cover Vane Rotor Cylinder Bearing Cover

Right Rotation

R

Reversible

L R

Left Rotation

L

Starting conditions

Vane Spring

13

Oil-free operation and explosion prevention

Oil-free operation

Operation with lubricated air

3 3 3

3 1 1.03 · 10 0.005 5 5.14 · 10 · 10

4 5 5.14 · 10 0.015 8 1.03 · 10 +3 6 6.17 · 10

Ex certification

Series 63:

Series 67:

NEW

14

Comparison of drive principles

Comparison

Air Motor / Electric Motor

Design size

Power characteristics

Load capacity

Temperature behaviour

Safety

Maintenance

Hydraulic Motor Air Motor Electric Motor

+

–

15

Characteristic curve of the Air Vane Motor

Torque Speed Air consumption

3

/ 3

/

Torque (M) %Power (P) %

Air-Consumption (Q) %

200

180

160

140

120

100

80

60

40

20

Stall-

Torque

Starting-

Torque

Nominal-

Torque

10 20 30 40 50 60 70 80 90 100

Nom

inal-

Sp

eed

Sp

eed

idlin

g

Speed (n) %

100

90

80

70

60

50

40

30

20

10

Nominal-

Power

P

M

Q

Performance

16

Selecting an Air Motor for your application

STEP 1:

WHICH DRIVE PRINCIPLE IS

SUITABLE FOR YOUR

APPLICATION?

STEP 2:

WHICH MOTOR MATERIAL IS

SUITABLE FOR YOUR

APPLICATION?

Normal production operation

Paper industry

Food processing industry

Chemical industry

Underwater usage

Medical technology

Pharmaceutical industry

Potentially explosive areas

Have you found your application?

17

Selecting an Air Motor for your application

Torque (M) %Power (P) %

Air Consumption (Q) %

Stall-

Torque

Starting-

Torque

Nominal-

Torque

Nom

inal-

Sp

eed

Sp

eed

idlin

g

Speed (n) %

Nominal-

Power200

180

160

140

120

100

80

60

40

20

10 20 30 40 50 60 70 80 90 100

P

M

Q

100

90

80

70

60

50

40

30

20

10

(3) Calculating the motor power

P = Power Output in kW

M = Nominal Torque in Nm

n = Nominal Speed in rpm

Power [HP] = P [kW ] x 1.34

Torque [in.lbs] = M [Nm] x 8.85

M x n

9550P =

(4) Allowing for performance

influencing application

conditions

= optimal working range of the air motor

STEP 3:

HOW DO YOU CALCULATE THE

MOTOR POWER TAKING THE

APPLICATION CONDITIONS

INTO CONSIDERATION?

(1) Rotational direction

(2) Optimal working range of the

Air Motor

→ 0)

≈

18

Selecting an Air Motor for your application

a) Allowing for a different

operating pressure

b) Allowing for opening

cross-section Torque (M) %

Exhaust Throttle

Supply Air Throttle

Speed (n) %

100

80

60

40

20

20 40 60 80 100

Q

Power (P) %Speed (n) %Torque (M) %Air-Consumption (Q) %

130

120

110

100

90

80

70

60

50

40

30

20

10

3 4 5 6 7

Pressure (p) bar

Nominal-Power

Nominal-Speed

Nominal-Torque

Air-Consumption

P

M

n

Nom

inal-P

ressure

6 b

ar

Pressure (p) Power (P) Speed (n) Torque (M) Air-Consumpt. (Q)

bar / PSI % % % %

7 / 99 121 103 117 117

6 / 85 100 100 100 100

5 / 71 77 95 83 83

4 / 57 55 87 67 67

3 / 42 37 74 50 50

19

Selecting an Air Motor for your application

c) Allowing for

oil-free operation

3

STEP 4:

HOW DO YOU INTEGRATE THE

AIR MOTOR INTO YOUR

COMPLETE SYSTEM?

(1) Integrated brake equipment

(2) Integrated gear solution

Nominal Power %

Oil volume in mm3

to 1 m3/35.3 cfm air-consumption

50 60 70 80 90 100

10

1

50

(3) Fixture and connection size

(4) Technical examination

Are you having trouble determining your performance data?

Would you like to calculate the performance data of your existing drive?

20

Selecting an Air Motor for your application

STEP 5:

HOW CAN YOU ENSURE LONG

LIFE-SPAN AND HIGH

PERFORMANCE OF YOUR MOTOR?

3

STEP 6:

HOW CAN YOU DETERMINE THE

PURCHASING AND RUNNING

COSTS?

Replacement parts and

maintenance kits

Maintenance and repair service

Time is money – how easy is it to main-

tain your motor?

Patented

Vane Exchange System

Exchange the vanes directly on

the machine – fast and convenient

21

Do you need support in selecting the right drive system?

Application:

In what kind of environment

will the motor be installed?

ATEX requirement / explosion safety? yes no

food industry conform? yes no

sterilisable? yes no

acid resistant? yes no

steam resistant? yes no

constant operation (24 hrs, non-stop) yes no

duty cycle in hrs/day:

days/year:

cycle time (s):

non-stalling? yes no

self-locking? yes no

power: W

nominal torque: Nm

nominal speed: rpm

operating pressure (at motor inlet): bar

operation with lubricated air possible? yes no

smallest opening cross-section of

connection pieces and hoses? mm

left right reversible

standard steel non-corrosive aluminium

plastic ceramic

other:

fixture requirements:

required dimensions:

fixture requirements:

required dimensions:

holding brake operational brake

gears:

Application conditions:

Required turn direction:

Motor performance:

Performance influencing

application conditions:

Price expectations:

Annual requirement:

External motor design:

Drive spindle design:

Motor

fixture design:

Additional components:

22

Regulating the speed by operating pressure or air quantity

RegulationTorque (M) %

Exhaust Throttle

Supply Air Throttle

Speed (n) %

100

80

60

40

20

20 40 60 80 100

200

180

160

140

120

100

80

60

40

20

100

90

80

70

60

50

40

30

20

10

Nominal-

Torque

Nominal-

Power

Speed (n) %

10 1009080706050403020

Nom

inal-

Sp

eed

Sp

eed

idlin

g

Torque (M) %

Power (P) %

Air Consumption (Q) %

M

Q

P (regulated)

P (unregulated)

23

Installing your Air Vane Motor

Connection lines:

Control

2 2

4

3

12

13 2

1

1) Maintenance Unit

(filter with water separator, pressure

regulating valve and oiler)

2) Silencer

3) 2/2-way valve

4) Motor

2

4

3

2

21

35

24

1

Air Motor

Reversible

2

4

2

2

1

13

212

1

2

3

Air Motor

Reversible

Air Motor

Right-/Left-Rotation

1) Maintenance Unit

(filter with water separator, pressure

regulating valve and oiler)

2) Silencer

3) 5/3-way valve

4) Motor

1) Maintenance Unit

(filter with water separator, pressure

regulating valve and oiler)

2) Silencer

3) 2 x 3/2-way valves

4) Motor