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20

Dimension

Shape

Type designation and type numbers

MOA 40 (63)

52 020

MOA 160

MOA 250

52 021

52 022

MOA 400 

(MOA 630)

52 024

MOA 1250

52 025

MOA 2000

52 026

 

ø d

1

 

 

 

 

indic.  

 125 

 175 

 210 

 300 

 350

 

values

 

ø d

2

f8 

 70 

 100 

 130 

 200 

 230

 

ø d

3

 

 102 

 140 

 165 

 254 

 298

 

ø d

4

 

 M 10 

 M 16 

 M 20 

 M 16 

 M 20

  number of
   threaded 

 4 

 4 

 4 

 8 

 8 

 

 holes

 

h

1

 min. 

 

12.5 

 20 

 25 

 20 

 25

 

1.25 d

4

 

 h max. 

 3 

 4 

 5 

 5 

 5 

 

ø d

7

 

 40 

 60 

 80 

 100 

 120

 

h

2

 

 10 

 12 

 15 

 16 

 18

 

b

2

 H11 

 14 

 20 

 24 

 30 

 40

 

ø d

6

 

 30 

 41,5 

 53 

 72 

 72

 

ø d

9

 H8 

 20 

 30 

 40 

 50 

 60

 

1

6

 min. 

 55 

 76 

 97 

 117 

 127

 

t

3

 

 22.8 

 33.3 

 43.3 

 53.8 

 64.4

 

 b

4

Js

9

 

 6 

 8 

 12 

 14 

 18

C, E

(common 

data) 

C

E

The dimensions ø d

6

 diam. and l

6

 should not be smaller than indicated in the table.

Dimensions are indicated in mm.

Connecting dimensions of electric actuators 

MODACT MOA, 

t. no. 52020 - 52026

ø

 

d

1

ø

 

d

3

ø

 

d

2

ø

 

d

6

ø

 

d

7

d

4

h

1

h

h

2

h

4

 

 

h

b

2

ø

 

d

1

ø

 

d

3

ø

 

d

2

b

4

ø

 

d

9

d

4

h

1

h

l

6

h

4

 

 

h

t

3

SHAPE C

SHAPE E

Summary of Contents for 52 020

Page 1: ...Type numbers 52 020 52 026 Electric multi turn rotary actuators for nuclear power stations outside active zones 2 20 INSTALLATION INSTALLATION INSTRUCTIONS INSTRUCTIONS...

Page 2: ...ZPA Pe ky a s is certified company in accordance with ISO 9001 as amended...

Page 3: ...grease located on the power box on the hand wheel side Actuators with oil filling position is limited only by the electric motor axis inclination max 15 below horizontal line This prevents possible c...

Page 4: ...rting resistance or current transmitter are provided by mechanical groups units These are located on the control board Figure 2 fitted inside the control box Control units are differentiated by functi...

Page 5: ...able Segment 23 is intended for closing direction segment 24 for opening direction Explanatory notes 5 Resistance position transmitter Vishay 11 Local position indicator 12 Torque tripping unit 13 Sig...

Page 6: ...is closer to number 10 indicates the setting point of maximum tripping torque the other line identifies the setting point of minimum torque The torque control unit must never be set up in a way that...

Page 7: ...oltages with different values or phases must not be led to the contacts of one micro switch Fig 4 Signalling unit Explanatory notes K1 Gear K2 Driving wheel K3 Shifting wheel 47 Locking screw of adjus...

Page 8: ...ansmitter it is always necessary to re align the actuator output shaft to a position in which the micro switches are supposed to switch or in which the required position of the transmitter adjuster is...

Page 9: ...ious values of working stroke of actuator and thus also for various turning of cam shaft in signalling unit the transmitter turning angle and the local position indicator turning angle is always 160 T...

Page 10: ...n indicator is mounted on the resistance transmitter axis 42 Figure 8 with the screw 41 This screw will be loosened in its open position and the indicator is turned so that the mark 100 on the indicat...

Page 11: ...the resistance begins to rise up to the resistance value corresponding to the end position open 50 to 98 max Thereby the transmitter is adjusted Local position indicator Local position indicator Figur...

Page 12: ...e actuator to transmitter shaft according to the required working stroke of the actuator shown in the following table on page 9 Configuration is performed using the adjustable wheel K3 in the gearbox...

Page 13: ...ge must lie between 18 to 25 V and must in no case exceed 30 V this would result in transmitter destruction Then connect the transmitter so that the source positive pole is connected to the positive p...

Page 14: ...n turn it by 90 degrees in any direction b Turn set screw 56 in Z arrow direction until the cam 57 pushes the spring of micro switch PZ 63 d Turn tripping rod 58 by 90 Tripping rod will slip out again...

Page 15: ...nying documentation and the purchase order Possible discrepancies defects or damage must be immediately reported to supplier If the packed actuator is not installed immediately after receipt it must b...

Page 16: ...to a position where the signalling switch SZ is supposed to change over Adjust SZ switch according to instructions specified under point 5b 5 Turn the actuator output shaft by the required number of r...

Page 17: ...P 80 motor car gearbox oil Oil quantities for individual type numbers Adapter of actuator 52 026 is to be filled with fat PM MOGUL LV2 3 quantity 3 kg 11 TROUBLESHOOTING 1 The actuator in its end posi...

Page 18: ...40 2 250 7 MOA 160 9 52 021 YX42S 9 1 98 63 37 MOA 160 16 52 021 YX52S 16 1 56 65 40 MOA 160 25 52 021 YX62S 63 160 25 120 69 41 MOA 160 40 52 021 YX12S 40 1 36 70 43 MOA 160 63 52 021 YX22S 63 1 22 7...

Page 19: ...2 8 5 0 1LE1002 0CD3 0 12 625 0 82 1 64 31 0 68 1 7 2 0 3 06 1LE1002 0CC3 0 25 860 0 98 2 15 52 0 71 2 0 2 2 5 6 6 0 1LE1001 0DC2 0 37 925 1 14 4 32 67 0 69 2 1 4 0 8 1 9 1LE1001 0DC3 0 55 935 1 65 7...

Page 20: ...12 5 20 25 20 25 1 25 d4 h max 3 4 5 5 5 d7 40 60 80 100 120 h2 10 12 15 16 18 b2 H11 14 20 24 30 40 d6 30 41 5 53 72 72 d9 H8 20 30 40 50 60 16 min 55 76 97 117 127 t3 22 8 33 3 43 3 53 8 64 4 b4Js9...

Page 21: ...52 025 2xxxS 52 025 3xxxS A B C D E max F G max H J K 290 90 300 78 344 228 572 160 99 120 305 360 120 328 92 469 228 697 200 144 376 435 145 382 123 560 258 818 250 190 440 523 178 442 153 745 298 10...

Page 22: ...ot be subject to the overall force higher than indicated in the table 1000 2000 4000 6000 MODACT MOA actuator centre of gravity 52020 2022S 52022 2012S 52024 2042S 52025 2022S 52026 2002S 52020 3x22S...

Page 23: ...14 mm 4x 11 13 290 260 315 150 Range 13 18 mm Range 10 14 mm 1x cable gland 4x cable gland 1x cable gland Range 6 12 mm 52 020 52 021 52 025 52 022 52 024 52 026 Dimension Type number 44 60 90 98 35...

Page 24: ...cts of one micro switch Contacts of the micro switches are drawn in the intermediate position Without position transmitter P1001 P1006 P1009 P1015 Position transmitter resistance 100 Position transmit...

Page 25: ...tput signal of 4 20 mA The Annex includes technical data and instructions of the converter manufacturer which must be observed during assembly Setting procedure Set the actuator limit switches and the...

Page 26: ...owledgeable personnel in accordance with section 5 of the Decree no 50 1978 Coll respectively 51 1978 Coll The 222 224 RIP converter 222 224 RIR is attached by sliding on the DIN TS35 rail First place...

Page 27: ...midity 40 to 70 atmospheric pressure 84 to107 kPa protection IP 20 permissible conductor cross section 0 35 to 4 mm2 module width 22 5 mm box material NORYL box resistance to temperature dimensional s...

Page 28: ...28 Lock 38 8 22 5 65 45 85...

Page 29: ...29 Interconnection of actuators MOA and MOA OC with a Control block Example of connecting to the MOA actuator SWITCHING BLOCK Transformer 52 020 8 7 6 other 4 3 2 designs...

Page 30: ...open MO J3 4 LZ position closed PZ J3 5 PZ common PZ MZ J3 6 MO torque open MO Connect J4 Block of local control J4 1 24 V control phase J4 2 D phase for remote regulator function J4 3 LZ phase for lo...

Page 31: ...ver sealing 2327311038 Git seal ring 40x52x7 SN 029401 0 2 Sealing of output shaft in power transmission box 2327352066 Git seal ring 16x28x7 SN 029401 0 1 Handwheel shaft seal in the cast iron design...

Page 32: ...1 Sealing of local position indicator glass 2327311037 Microswitch B 613 2 1 Microswitches SQT2 SQFT1 SQT1 SQC1 2337441070 Seal ring 125x110 SN 029280 2 1 Seal inserts with Git Seal rings in the power...

Page 33: ...t sealing 2327352054 Microswitch B 613 2 1 Microswitches SQT2 SQFT1 SQT1 SQC1 2337441070 Seal ring 90x2 SN 029281 2 1 Sealing below torque spring cover 2327311081 Seal 16 22 224580840 2 Threaded cap s...

Page 34: ...34 NOTES...

Page 35: ...i turn actuators MODACT MO EEx MOED EEx Explosion proof electric multi turn actuators MODACT MOA Electric multi turn actuators for nuclear power stations application outside containment MODACT MOA OC...

Page 36: ...tel 420 321 785 141 9 fax 420 321 785 165 420 321 785 167 e mail zpa zpa pecky cz ZPA Pe ky a s t 5 kv tna 166 289 11 PE KY Czech Republic www zpa pecky cz...

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