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Alfa Laval CC 251, Instruction Manual, Page: 25 / 37

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Alfa Laval CC 251 Instruction Manual Download Page 25

Open the connection box.

You will find the electric wiring diagram inside.

High speed connection

• Connect blue wire (N) to neutral.
• Connect black wire (L) to power supply.

5.7.4 Electrical connection for 1-4 EC fan motors 1-phase with 0-10V speed regulation

AHE00047EN

25

Alfa Laval is a trademark registered and owned by Alfa Laval Corporate AB.

Alfa Laval reserves the right to change this specification without prior notification.

Summary of Contents for CC 251

Page 1: ...Optigo CC Instruction manual ORIGINAL INSTRUCTIONS AHE00047EN...

Page 2: ...nections 21 5 7 1 Electrical connections 1 phase AC fan motors 22 5 7 2 Electrical connections 3 phase AC fan motors 23 5 7 3 Electrical connections 1 4 EC fan motors 1 phase 2 speed CC250 only 24 5 7...

Page 3: ...o the following standards and directives Pressure Equipment Directive 2014 68 EU Machine Directive 2006 42 EC Low Voltage Directive 2014 35 EU Electrical Equipment of Machines IEC 60204 1 Electro Magn...

Page 4: ...rost in coil Optigo CC coolers are available with 1 to 4 fans fitted with AC or EC fan motors in two fan speed executions noise levels H L Fan diameters 250 300 350 400 or 500 mm drawing or blowing th...

Page 5: ...ic defrost in driptray hotgas in coil Driptray insulation 12 mm cladding IS Shut up sock S Airsock adapter ring SR Available for CC400 and CC500 draw through models only Coil protection Pre coated alu...

Page 6: ...S 1 T 3 11 Motor voltage 12 Packing BO box CR crate 13 Casing material PC powder coated SS stainless steel 14 Defrost system A air defrost E electric defrost HG hotgas HG E hotgas electric defrost in...

Page 7: ...Acknowledgement number Unit Net Weight Check before any lifting operation to ensure that proper lifting tools are used 2 Product label coil WARNING READ INSTRUCTION MANUAL BEFORE INSTALL ATIONS OPERA...

Page 8: ...h an overpressure Check pressure on the Schrader valve With unpressurised unit imme diate report to manufacturer and note on the bill of delivery 4 In 5 Out Refrigerant connections inlet and outlet 6...

Page 9: ...n activities 10 Eurovent Sticker is applied when the product is included in the Eurovent Certify All program AHE00047EN 9 Alfa Laval is a trademark registered and owned by Alfa Laval Corporate AB Alfa...

Page 10: ...cked air coolers may be stacked during transportation Respect the maximum number of stacked air cooler units max units oor stacking 251 254 5 301 403 4 404 504 2 max 2 In order to avoid damage to the...

Page 11: ...4 504 CCB301 504 Place the unit on the ground and loosen the fixing materials from the top crate Remove top crate Remove fixing screws to lower support pallet AHE00047EN 11 Alfa Laval is a trademark r...

Page 12: ...e lifted into mounting position CC400 500 CCB400 550 Unpacked models 400 500 are in mounting postion Remove driptray supplied unmounted For CC400 500 turn mounting brackets into correct position and s...

Page 13: ...g fixed the cooler to the ceiling place driptray on its hinges CC400 500 only Use supplied fixing materials to fasten the driptray AHE00047EN 13 Alfa Laval is a trademark registered and owned by Alfa...

Page 14: ...AHE00047EN 14 Alfa Laval is a trademark registered and owned by Alfa Laval Corporate AB Alfa Laval reserves the right to change this specification without prior notification...

Page 15: ...03 2246 668 583 1800 1 5 CC 404 2846 668 583 2400 1200 2 1 CC 501 1297 854 583 850 1 3 CC 502 2147 854 583 1700 2 1 CC 503 2997 854 583 2550 2 9 CC 504 3847 854 583 3400 1700 3 7 Blow through CCB CCB...

Page 16: ...B 502 2147 854 902 1700 2 7 CCB 503 2997 854 902 2550 3 7 CCB 504 3847 854 902 3400 1700 4 7 AHE00047EN 16 Alfa Laval is a trademark registered and owned by Alfa Laval Corporate AB Alfa Laval reserves...

Page 17: ...ad on www alfalaval com Dimensional drawings 5 2 Mounting bracket Use extra wide washers ISO 7093 when mounting the unit to the ceiling AHE00047EN 17 Alfa Laval is a trademark registered and owned by...

Page 18: ...espect the minimum wall distance on suction side AHE00047EN 18 Alfa Laval is a trademark registered and owned by Alfa Laval Corporate AB Alfa Laval reserves the right to change this specification with...

Page 19: ...ir cooler refrigerant connection tubes 5 5 Hotgas connection optional Picture shows the T connection for refrigerant and hotgas defrost inlet AHE00047EN 19 Alfa Laval is a trademark registered and own...

Page 20: ...mperatures below 0 C drain line insulation and defrosting are required A syphon must be installed on the drain line outside the cold room Tighten drain connection by hand only AHE00047EN 20 Alfa Laval...

Page 21: ...motor type Electrical options Electrical connection diagrams are available for download on www alfalaval com When in doubt always contact your local supplier or Alfa Laval representative for assistan...

Page 22: ...M 1 L N PE L N PE M1 L N PE M2 L N PE M3 L N PE M4 BK BN GNYE BK BN GNYE BK BN GNYE BK BN GNYE M 1 M 1 M 1 L N PE L N PE M1 L N PE M2 L N PE M3 BK BN GNYE BK BN GNYE BK BN GNYE 4 fans 3 fans AHE00047E...

Page 23: ...GY BK GNYE WH PK M 3 M 3 U V W U1 V1 W1 PE TK TK M1 TK1 PE TK1 TK2 TK3 U1 V1 W1 PE TK TK M2 TK2 WH BN GY BK GNYE WH PK BN GY BK GNYE PK AHE00047EN 23 Alfa Laval is a trademark registered and owned by...

Page 24: ...1 W1 PE TK TK M2 TK2 U1 V1 W1 PE TK TK M3 TK3 TK4 TK5 U1 V1 W1 PE TK TK M4 TK4 WH WH WH PK PK BN GY BK GNYE WH PK GNYE BK GY BN GNYE BK GY BN PK GNYE BK GY BN 4 fans 3 fans 5 7 3 Electrical connection...

Page 25: ...e N to neutral Connect black wire L to power supply 5 7 4 Electrical connection for 1 4 EC fan motors 1 phase with 0 10V speed regulation AHE00047EN 25 Alfa Laval is a trademark registered and owned b...

Page 26: ...speed setting The Low speed setting provides the reduced fan speed according to datasheet This is achieved with a resistance kit reducing the steer ing signal from 10 V to 6 7 V The fan will oper ate...

Page 27: ...High Low fan speed setting and fan speed modulation follow the same procedure as given for the 1 phase fan motors AHE00047EN 27 Alfa Laval is a trademark registered and owned by Alfa Laval Corporate...

Page 28: ...connection for electric defrost CC400 CC500 AHE00047EN 28 Alfa Laval is a trademark registered and owned by Alfa Laval Corporate AB Alfa Laval reserves the right to change this specification without p...

Page 29: ...tray defrost Tube heater power total heater total Optigo rows elements per heater power elements power CC no W W no W no std heavy std heavy std heavy std heavy AHE00047EN 29 Alfa Laval is a trademark...

Page 30: ...1470 354 1B 6 4 1470 5880 1 1470 401A 4 5 7 460 2300 3220 1 2 460 920 401B 6 5 7 460 2300 3220 1 2 460 920 401C 8 8 10 460 3680 4600 1 2 460 920 402A 4 5 7 880 4400 6160 1 2 880 1760 402B 6 5 7 880 44...

Page 31: ...heater power elements power CCB no W W no W no std heavy std heavy std heavy std heavy 301A 4 2 420 840 1 420 301B 6 2 420 840 1 420 301C 8 4 420 1680 1 420 302A 4 2 760 1520 1 760 302B 6 2 760 1520 1...

Page 32: ...1 2 1700 3400 404C 8 8 10 1700 13600 17000 1 2 1700 3400 501A 4 5 7 630 3150 4410 1 2 630 1260 501B 6 5 7 630 3150 4410 1 2 630 1260 501C 8 8 10 630 5040 6300 1 2 630 1260 502A 4 5 7 1220 6100 8540 1...

Page 33: ...en remounting the fixing bolts Restore electric connection when the new fan has been mounted 6 2 Driptray The driptray can be opened for inspection cleaning and maintenance purposes Always disconnect...

Page 34: ...move coil heater elements open side covers on both sides Disconnect heater element from connection box On the opposite cooler side remove fixing screws and extract element from coil Mount new element...

Page 35: ...ment Open driptray Disconnect heater element and remove element from bottom plate while slightly bending open the fixing clips Mount new element in reverse order Close drip tray and restore electrical...

Page 36: ...AHE00047EN 36 Alfa Laval is a trademark registered and owned by Alfa Laval Corporate AB Alfa Laval reserves the right to change this specification without prior notification...

Page 37: ...ox fixing materials 4 Driptray 5 Air streamer draw through models only Alfa Laval Anytime Spare parts can be selected and ordered in the online eBusiness tool Alfa Laval Anytime If required please con...

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