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22

 D
 GB
 F
 E
 I
 Ru

96446-09.2020-DGbFEIRu

7.5  Basic circuit diagram for star-delta start 230 V 

 / 400 V Y

Fig. 13

BP2

High pressure safety monitor

BP3

Safety chain (high/low pressure monitoring)

BT1

Cold conductor (PTC sensor) motor winding

BT2

Thermal protection thermostat (PTC sensor)

BT3

Release switch (thermostat)

DELTA PII Oil differential pressure sensor DELTA-P II (accessory)
EB1

Oil sump heater

EC1

Compressor motor

FC1.1/1.2 Motor protection switch

Οnderung

4

0

Datum

Name

Datum

Bearb.

Gepr.

Norm

1

20.02.2009

bauknecht

07.02.2018

Urspr.

2

Ers. f.

3

Ers. d.

4

D/S INT69 HG44/66 neu

5

6

7

BOCK COMPRESSORS

8

=
+

9

Bl.

6.c

Bl.

6.b

6.a

Anschlußkasten Verdichter

BT1

INT69G

DELTA- P II

QA1

L1

L2

L3 N PE

U1

V1

W1

PE

U2

V2

W2

FC1.1

FC1.2

FC2

SF1

BP2

P>

BP3

P

QA2

L1.1
L2.1
L3.1
L1.2

N
PE

BT3

BT2

Θ

11

12

14

L

N

B1 B2

12

11

10

9

8

7

6

5

4

3

2

1

Θ

vio

bn

bu

gr

pk

og

Θ

1

2

PE

EB1

FC1.1

I>

I>

I>

1

2

QA2

FC1.2

I>

I>

I>

3

4

5

6

1

2

QA4

Y

3

4

5

6

1

2

QA3

D

3

4

5

6

EC1

M

3

˜

QA2

QA2

 

  4.7

 

  6.b.7

QA4

KF1

QA4

QA3

 

  4.8

 

  6.b.8

KF1

QA3

QA4

 

  4.8

 

  6.b.8

KF1

Compressor terminal box

Содержание HG66e Series

Страница 1: ...X 66e 1340 4 S HG66e 1340 4 S HC HG X 66e 1540 4 S HG66e 1540 4 S HC HG X 66e 1750 4 S HG66e 1750 4 S HC HG X 66e 2070 4 S HG66e 2070 4 S HC HGX66e 1340 ML 28 LG HGX66e 1340 S 35 LG HGX66e 1540 ML 34...

Страница 2: ...the compres sor is installed GEA Bock GmbH 72636 Frickenhausen GEA Bock GmbH Benzstra e 7 72636 Frickenhausen Germany Phone 49 7022 9454 0 Fax 49 7022 9454 137 gea com contact www gea com Manufacture...

Страница 3: ...l motor design for direct or star delta start 7 5 Basic circuit diagram for star delta start 230 V 400 V Y 7 6 Electronic trigger unit INT69 G 7 7 Connecting of the trigger unit INT69 G 7 8 Functional...

Страница 4: ...ge INFO Important information or tips on simplifying work WARNING Inadequately qualified personnel poses the risk of accidents the consequence being serious or fatal injury Work on compressors is ther...

Страница 5: ...ot be used in potentially explosive environments These assembly instructions describe the standard version of the compressor named in the title man ufactured by GEA GEA refrigerating compressors are i...

Страница 6: ...tified in order to achieve sufficient risk reduction If necessary a classification of the hazardous areas according to EN60079 10 1 should be carried out If the refriger ant concentration exceeds the...

Страница 7: ...flows over the motor and cools it intensively In this way the motor can be kept at a relatively low temperature level particularly under high loads Fig 1 3 1 Short description Dimension and connection...

Страница 8: ...f cylinders Size Oil charge Series 107 0 A YY 335 0 A Y 196 0 A 180 0 217 2 380 420 Y YY 440 480 Y YY 1 Type designation 6 Voltage circuit frequency 2 Machine number 7 Nominal rotation speed 3 maximum...

Страница 9: ...d suction gas cooled S More powerful motor HG Hermetic Gas Cooled suction gas cooled X Ester oil charge 3 S More powerful motor ML Motor for normal cooling and deep freezing Hydrocarbons Motor variant...

Страница 10: ...m can not under certain circumstances ensure that suffi cient oil is transported back to the compressor For operation with frequency converter The maximum current and power consumption must not be exc...

Страница 11: ...perature 50 C min 20K over condens ing temperature Suction gas superheating on compressor ent rance should be min 7 10 K must be increased if necessary only at LG compressors Min oil temperature 30 C...

Страница 12: ...ly to the compressor are not permissible Setup on an even surface or frame with sufficient load bearing capacity Single compressor preferably on vibration damper Duplex and parallel circuits always ri...

Страница 13: ...scale swarf and layers of rust and phosphate Only use air tight parts Lay pipes correctly Suitable vibration compensators must be provided to prevent pipes being cracked and broken by severe vibratio...

Страница 14: ...directly after the compressor is integral to the system s smooth running and vibration behaviour Important Start unloader may only be employed during the starting phase Check the solenoid valve and th...

Страница 15: ...urn 1 2 1 turn clockwise Service connection opened shut off valve opened Connection blocked Spindle Spindle Connection open Compressor Compressor Service connection closed Service connection opened Af...

Страница 16: ...e of terminal box Use suitable cable entry point of the correct protection type see name plate for routing cables into the terminal box Insert the strain relieves and prevent chafe marks on the cables...

Страница 17: ...d for a part winding start to approx 50 of that for a direct start The motor is wired for direct start YY at the factory For part winding start Y YY the bridges must be removed and the motor feed line...

Страница 18: ...C1 1 I I I QA2 1U1 1V1 1W1 PE EC1 M Y YY 2U1 2V1 2W1 FC1 2 I I I QA3 FC1 1 FC1 2 FC2 SF1 QA2 11 12 14 L N B1 B2 12 11 10 9 8 7 6 5 4 3 2 1 50 50 BP2 High pressure safety monitor BP3 Safety chain high...

Страница 19: ...og FC1 1 1 2 Motor protection switch FC2 Control power circuit fuse INT69 G Electronic trigger unit INT69 G KF1 Delay relay for contactor switch over QA1 Main switch QA2 Mains contactor part winding 1...

Страница 20: ...box Y 5 4 Sondermotor Ausf hrung f r Direkt oder Stern Dreieck Anlauf F r den Stern Dreieck Anlauf ist eine mechanische Anlaufentlastung mit Bypass Magnetventil Zubeh r erforderlich Bezeichnung auf de...

Страница 21: ...230 V Direktstart Stern Dreieck Start L3 L1 V1 W1 U1 V2 U2 W2 L1 L2 L3 L2 V1 W1 U1 V2 U2 W2 L3 L2 L1 400 V Y nur Direktstart V1 W1 U1 V2 U2 W2 L1 L2 L3 Y Stern Dreieck Anlauf ist nur im Spannungsbere...

Страница 22: ...stat DELTA PII Oil differential pressure sensor DELTA P II accessory EB1 Oil sump heater EC1 Compressor motor FC1 1 1 2 Motor protection switch nderung 4 0 Datum Name Datum Bearb Gepr Norm 1 20 02 200...

Страница 23: ...6 b 7 QA4 KF1 QA4 QA3 4 8 6 b 8 KF1 QA3 QA4 4 8 6 b 8 KF1 FC2 Control power circuit fuse INT69 G Electronic trigger unit INT69 G KF1 Delay relay for contactor switch over QA1 Main switch QA2 Mains co...

Страница 24: ...cooled it can be restarted only if the electronic lock of the output relay terminals B1 B2 is released by interrupting the supply voltage The hot gas side of the compressor can also be protected agai...

Страница 25: ...7 9 Electronic trigger unit INT69 G at HC and LG compressors The supplied INT69 G must be connected according to the wiring diagram shown here in a separate control cabinet which must be installed ou...

Страница 26: ...up the oil sump heater switches off again automatically Connection The oil sump heater must be connected via an auxiliary contact or parallel wired auxil iary contact of the compressor contactor to a...

Страница 27: ...test on the refrigerating plant in accordance with EN 378 2 or a corresponding safety standard while always observing the maximum permissible overpressure for the compressor INFO Toprotectthecompress...

Страница 28: ...ceiver breaking the vacuum If the refrigerant needs topping up after starting the compressor it can be topped up in vapour form on the suction side or taking suitable precautions also in liquid form a...

Страница 29: ...tee optimum operational reliability and service life of the compressor we recommend carrying out servicing and inspection work at regular intervals Oil change not mandatory for factory produced series...

Страница 30: ...k standard oil types Recommended alternatives HFC e g R134a R407C R404A Fuchs Reniso Triton SE 55 Fuchs Reniso Triton SEZ 32 Esso Mobil EAL Arctic 46 Sunoco Suniso SL 46 Texaco Capella HFC 55 HFO e g...

Страница 31: ...ut and connect it Fig 21 ATTENTION If the capacity regulator is installed at the factory the control component pilot valve is subsequently installed and connected by the customer Before start up remov...

Страница 32: ...rcumstances does not guarantee sufficient oil return to the compressor with activated capacity regulator We recommend switching to unregulated operation 100 capac ity for at least 5 minutes per capaci...

Страница 33: ...position of the standard sight glass see fig 24 Mechanical oil level regulator at the O connection Fig 23 10 Accessories on Anschluss lspiegelregulator Bei Verbundschaltungen von mehreren Verdichtern...

Страница 34: ...280 HG66e 1750 4 S 152 2 182 6 87 51 222 361 282 HG66e 2070 4 180 0 216 0 85 51 196 335 276 64 2 5 8 HG66e 2070 4 S 180 0 216 0 103 61 222 361 278 11 Technical data 1 2 3 2 4 Tolerance 10 relative to...

Страница 35: ...Connection therma M lsieb Oil filter O Anschluss lspieg Connection oil leve V Anschluss lservic Connection oil ser Q Anschluss ltemp Connection oil tem W Anschluss K ltemi Connection for refr L L tan...

Страница 36: ...6 UNF C Connection oil pressure safety switch OIL 1 8 NPTF D Connection oil pressure safetyswitch LP 7 16 UNF D1 Connection oil return from oil separator 1 4 NPTF F Oil drain M12x1 5 H Oil charge plug...

Страница 37: ...ing to Annex I points 1 1 2 1 1 3 1 1 5 1 3 2 1 3 3 1 3 7 1 5 1 1 5 2 1 5 13 and 1 7 1 to 1 7 4 excepted 1 7 4 f are fulfilled Applied harmonised standards in particular EN ISO 12100 2010 Safety of ma...

Страница 38: ...ity products If you have any questions about installation operation and accessories please contact our technical service or specialist wholesaler and or our representative The Bock service team can be...

Страница 39: ......

Страница 40: ...49 0 7022 9454 0 Fax 49 0 7022 9454 137 gea com contact gea com GEA Group is a global engineering company with multi billion euro sales and operations in more than 50 countries Founded in 1881 the co...

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