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35

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CONNECTION DIAGRAMS

FFB Brake Motors Maintenance Guide

5287 en - 2015.04 / a

8.3.4 - Encoders 

Ž

Standard incremental encoder:

 5VDC 1024 pts/tr or 4096 

pts/tr

Separate supply brake 

Identification Process : 

POC 2

Classement / File : T10C003 

CAHIER DES CHARGES CODEURS / 

ENCODER TECHNICAL SPECIFICATIONS

Révision : F 
Date: 24/02/2014 

Page : 3 / 9 

DEPARTEMENT 

Annule et remplace / Cancels and replaces :  

Q1T053 Révision E du/of 07/05/2013 

Doc type : S6T002  Rev A du/of  12/12/2011 

 





1.2.2  Connectique LEROY-SOMER 

Vue sur l'embase 

connecteur mâle coté codeur 

NC = Non Connecté

(libre) 

Blindage / carter connecteur 

1.2.3  Raccordement des masses 

La connexion de masse dans les connecteurs doit respecter les règles de la CEM via une reprise de 
masse à 360°C au niveau du presse-étoupe sur le corps du codeur et dans le PE du connecteur. 

1.2.4  Étiquettes signalétiques 

Il doit y avoir 2 étiquettes de même matière comportant au moins le n° de série, type, tension, 
nombre de points: 

- Une étiquette sur le corps du produit
- Une étiquette en drapeau sur le câble du codeur à 50mm du connecteur

(Texte lisible facilement) 

N° borne 

0V 

+VCC

NC 

10 

NC 

11 

NC 

12 

NC 

 

 

 

Standard absolute encoder:

 SSI - 10/30VDC 8192 pts 4096 tr

Separate supply brake

 

 

 





Pin layout

17-pin
HEIDENHAIN coupling

 

Power supply

Incremental signals

Other signals

 

7

1

10

4

11

15

16

12

13

3

2

 

U

P

Sensor

U

P

0 V

Sensor

0 V

Internal 

shield

A+

A–

B+

B–

Vacant

Vacant

 Brown/

Green

Blue

White/

Green

White

/

Green/

Black

Yellow/

Black

Blue/

Black

Red/

Black

Red

Black

 

 

Absolute position values

Shield

 on housing; 

U

P

 = power supply voltage

Sensor:

 The sensor line is connected internally with 

the corresponding power line.

Vacant pins or wires must not be used!

 

14

17

8

9

5

6

 

DATA

DATA

CLOCK

CLOCK

Vacant

Vacant

 Gray

Pink

Violet

Yellow

Green

Brown

Fore more Information see

Catalog 

Rotary encoders

Electrical Connection

519 974 · 01 · A · 22 · pdf · 7/2008 · Subject to change without notice



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
€€€

Terminal No.

1

0V

2

+VDC

3

A

4

B

5

0

6

A

7

B

8

0

9

NC

10

NC

11

NC

12

NC

View of the male socket on the encoder side

NC: Non Connected (free)

8.3.5 - Forced ventilation 



Single phase forced ventilation for LS 71

I

N

U1 = blue

U2 = brown

U1

U2

230 V single

phase for HA71

C

Single phase forced ventilation for (F)LS(ES) 80 to 132

Motor type

Condensers

CP1 CP2

LS 80

1.5 

µ

f 1.5 

µ

f

LS 90 to 132

U = 230V        Supply on U and W

U = 400V        Supply on V and W

µ

f

µ

f

Brown

Blue

Black

CP2

Z

U

CP1

W

V

Single phase ventilation 230 or 400 V

for HA 80 --> 132

Three phase forced ventilation for (F)LS(ES) 160

THREE PHASE FORCED VENTILATION

HA 160

1 SPEED - 2 VOLTAGES

        L1 - L2 - L3

W2

U2

V2

L1

L2

L3

U1

V1

W1

W2

U2

V2

L1

L2

L3

U1

V1

W1

Summary of Contents for Leroy-Somer FFB Series

Page 1: ...2015 04 a en Maintenance Guide Reference 5287 en Maintenance Guide Brake motors FFB ...

Page 2: ...stationary device Mains voltage disconnected and no residual voltage present Careful examination of the causes of the stoppage blocked transmission loss of phase cut out due to thermal protection lack of lubrication etc Electric brake motors are industrial products They must therefore be installed by qualified experienced and authorized personnel The safety of people animals and property must be e...

Page 3: ...RTS 23 3 1 Procedure 23 3 2 Brake motor spare parts 23 4 MAINTENANCE 24 4 1 Tooling 24 4 2 Removing the FFB brake motor 24 4 3 Refitting the FFB brake motor 24 4 4 Adjusting the air gap 25 5 CHARACTERISTICS 26 5 1 Braking moments 26 5 2 Electromagnets 26 6 OPTIONS 27 32 6 1 DLRA lever Disassembly Assembly 27 6 2 DLM lever Disassembly Assembly 28 6 3 DMD lever Disassembly Assembly 29 6 4 Indicators...

Page 4: ...y Duty operating factor 10 I Coil current mA 11 Specific ATEX marking Information to be remembered for spare part orders Definition of symbols T Impregnation index IE2 Efficiency class IP IK Protection indices Ins Cl F Insulation class Ta 40 C Ambient operating temperature cos P or j Power factor A Rated current Delta connection Y Star connection IK Shock resistance The motor can withstand a weak ...

Page 5: ... 6206 C3 6205 C3 LSES 112 M 4 6206 C3 6205 C3 Item item Type Polarity 30 50 39 54 1101 1107 1300 1306 1402 F LS ES 112 MG 2 4 6 6206 C3 6205 C3 gasket disc1 gaskets F LSES 112 MU 4 6206 C3 6206 C3 LS ES 132 S SU 2 4 6 6208 C3 6206 C3 F LS ES 132 SM M 2 4 6 6308 C3 6207 C3 LSES 160 MR 4 6309 C3 6308 C3 LSES 160 MP 2 4 6309 C3 6208 C3 F LSES 160 M 4 6 6309 C3 6210 C3 F LSES 160 L LR 4 6309 C3 6210 C...

Page 6: ...asket 1402 Unscrew the fixing screws from the yoke 1106 Remove the yoke 1105 from the brake remove the O ring 1107 extract the armature 1102 while recording its angular position Remove the brake disc 1101 while recording the assembly direction large hub shoulder on motor side Unscrew the fixing screws 1305 from the face plate then remove the face plate 1100 Unscrew the extension 1401 while blockin...

Page 7: ...al cover 13 Remove the metal cover 13 Clear the O ring 1107 to gain access to the air gap Check the air gap between the yoke 1105 and armature 1102 in 3 points at 120 Release spacers 1104 move them closer to the yoke 1105 Screw the fixing screws 1106 while measuring the air gap between the yoke and the armature to obtain a dimension of 0 3 mm If release lever DLM or DMD presence set to 0 6 mm Scre...

Page 8: ... N m Colour Mf N m 3 Purple RAL 4008 4 5 White RAL 1013 11 Brown RAL 8017 41 4 6 15 55 5 7 5 19 Orange yellow RAL 2000 37 69 6 9 23 45 83 Black RAL 9005 120 7 10 5 26 52 96 140 8 12 30 59 110 160 9 67 180 10 74 200 5 2 Electromagnets As certain direct current coils are difficult to differentiate by their dimension measure the coil s resistance using an Ohmmeter on an appropriate calibre and compar...

Page 9: ...he fan 7 by removing the axial locking circlips 9 Extract the fan 7 using two screwdrivers as levers Unscrew the two locknuts 1504 remove the spiral springs 1503 Remove the return spring 1505 Remove the calliper 1501 Unscrew the two studs 1500 After loosening check that the brake is in the applied position once the maintenance operations are performed Re Fitting Proceed the other way round of dism...

Page 10: ...he brake in the released position Disassembly Unscrew the control rods of the levers 1502 and 1605 if mounted on their base Unscrew the screws 27 from the cover remove the metal cover 13 Remove the fan 7 by removing the axial locking circlips 9 Extract the fan 7 using two screwdrivers as levers Remove the return spring 1604 If applicable unscrew the latch stop 1606 Unscrew the hexagonal spacer cat...

Page 11: ...ce the latch contact is triggered power off the brake coil then the control plate The brake is maintained in the released position When brake power is restored locking drops automatically and the brake is operational Disassembly Disconnect the electromagnet plate 1700 Unscrew the control rods of the levers 1502 and 1605 if mounted on their base Unscrew the screws 27 from the cover remove the metal...

Page 12: ...turn to the beginning of the cover removal procedure Unscrew the screws 1905 then remove the microcontact 1904 Unscrew the locknut 1907 then unscrew the contact screw 1906 6 4 2 Loosening indicator Exploded view 1901 1900 1105 1903 1902 1102 Parts list Item Description Qty 1105 Yoke 1 1102 Armature 1 1900 Loosening indicator microcontact 1 1901 Fixing screw item 1900 2 1902 Contact screw on item 1...

Page 13: ...l screw from the extension 1401 remove the encoder Remove the VLS seal 1402 Remove the extension shaft 1401 dismount hexagonal spacer 1800 and anti rotation spacer extension 1801 Reassembly Proceed the other way round of disassembly Fit the extension lead 1401 and tighten to the following torque FFB1 2 9 Nm FFB2 to 5 5 75 Nm 10 Replace the spacer 1800 tightened to the torque of 5 75 Nm Check the b...

Page 14: ...6 8 Particular conditions of use Thermal protections 8 Heating resistors 8 Surface temperatures As standard the maximum temperature of our brake motors is 125 C with a maximum ambient temperature 40 C Without derating the brake motor the maximum surface temperature shall be 135 C if 40 C 50 C 145 C if 50 C 60 C Caution The motor s surface temperature during operation requires wearing PPEs when han...

Page 15: ...tinuity of the windings Check the electric protection Drive Check the setting dimensioning Max current delivered by the speed drive Position return drive message Check the wiring drive setting operation of the position sensor Thermal protection Check The brake does not release The voltage is present at the coil s terminals The air gap is too big the yoke does not attract the armature Adjust and ch...

Page 16: ...e built in supply IMPORTANT Débrancher le bloc redresseur pour essai d isolement ou diélectrique Disconnect the rectifier cell when testing for current insulation or dielectric 1U2 2U2 1 U1 2 SO3 Bobine coil 350V AC à to 460V AC 180V DC 200V AC à to 265V AC 100V DC 8 2 3 20VDCbrakecoil separatepowersupply 24V F LS ES 71 to 160 IMPORTANT Débrancher le bloc redresseur pour essai d isolement ou diéle...

Page 17: ...coder SSI 10 30VDC 8192 pts 4096 tr Separate supply brake Pin layout 17 pin HEIDENHAIN coupling Power supply Incremental signals Other signals 7 1 10 4 11 15 16 12 13 3 2 UP Sensor UP 0V Sensor 0 V Internal shield A A B B Vacant Vacant Brown Green Blue White Green White Green Black Yellow Black Blue Black Red Black Red Black Absolute position values Shield on housing UP power supply voltage Sensor...

Page 18: ...WER SUPPLY S O8 _ S O8 _ Alimentation Power supply 400V AC Alimentation Power supply 230V AC Bobine coil 180V DC Bobine coil 180V DC 2 1 Alimentation Power supply 400V AC Alimentation Power supply 230V AC Bobine coil 180V DC Bobine coil 180V DC 2 1 2 1 Bobine Coil Bobine Coil 2 1 8 3 7 VARMECA 31 32 U V W Supply to 2nd motor mains voltage output 400 480V mains Brake 180VDC 1 230V mains 2 U ESFR PE...

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