OHM ELECTRIC COOL CABI OCA-H300BC-AW2, Instruction Manual

Page 1: ...OCA H600BC AW2 OCA H1000BC AW2 OCA H1600BC AW2 OCA H2200BC AW2 OCA H2900BC AW2 OCA H300AC AW2 OCA H700AC AW2 OCA H1100AC AW2 OCA H1700AC AW2 OCA H2300AC AW2 OCA H3000AC AW2 OCA H350BCD AW2 OCA H700BCD...

Page 2: ...2 Table of Contents 1 Safety precautions 2 Part Names 3 Mounting 4 Wiring 5 Operation 6 Alarm 7 Maintenance 8 Communication function 9 Specifications 10 Warranty 11 Waste disposal...

Page 3: ...3 20 50 85 RH 0 60 85 RH R1234yf...

Page 4: ...4 2 1...

Page 5: ...5 12 5N m 2 200mm 30 200mm COOLCABI 200mm COOLCABI 90 90 90 COOLCABI 200mm COOLCABI 200mm 90 90 90 90 COOLCABI...

Page 6: ...6 8 9 COOLCABI...

Page 7: ...7 8 2 2 9 COOLCABI COOLCABI COOLCABI...

Page 8: ...8 OCA H300BC OCA H600BC OCA H1000BC OCA H1600BC OCA H2200BC OCA H2900BC OCA H300BC OCA H600BC OCA H1000BC OCA H1600BC OCA H2200BC OCA H2900BC...

Page 9: ...9 OCA H300AC OCA H700AC OCA H1100AC OCA H1700AC OCA H2300AC OCA H3000AC OCA H350BCD OCA H700BCD OCA H1300BCD OCA H2300BCD...

Page 10: ...10 500mm 500mm 35 85 RH OK COOLCABI COOLCABI NG NG COOLCABI L COOLCABI COOLCABI 500mm NG NG NG NG OK NG...

Page 11: ...700AC AW2 OCA H700BCD AW2 OCA H1000BC AW2 OCA H1100AC AW2 OCA H1300BCD AW2 OCA H1600BC AW2 OCA H1700AC AW2 OCA H2300BCD AW2 10A OCA H2200BC AW2 OCA H2300AC AW2 OCA H2900BC AW2 OCA H3000AC AW2 15A AWG2...

Page 12: ...12 30 ON OFF 1 6 ON OFF ON OFF 13 No Up UP Down Down Set...

Page 13: ...Set Up Down 35 30 45 Set Up Down 3 60 Set 3 Set Up Down Set dF 5 3 10 1 6 ON OFF Cd 6 60 1 30 10 300 Up Down 3 AL 45 35 51 E1 dA 2 1 20 AL dA FI 0 0 99 0 1 99 1 100 1 99 9900 CS 0 0 1 0 1 Pr 0 0 1 E3...

Page 14: ...8 0 1 0 AS 0 0 3 18 0 1 2 3 Ao 0 0 1 OPEN CLOSE 18 0 1 0 1 2 3 rM 1 0 3 15 16 0 1 2 3 t1 7 7 60 t2 3 3 10 ON OFF Ad 1 1 99 RS485 br 2 0 4 0 4800bps 1 9600bps 2 19200bps 3 38400bps 4 57600bps Pb 2 0 2...

Page 15: ...15 35 5 35 30 4 E 3 30 1 30 5 35 30 35 30 ON OFF ON OFF ON OFF ON OFF...

Page 16: ...16 7 3 5 5 45 35 30 30 ON OFF ON OFF ON OFF ON OFF 35...

Page 17: ...17 No No No E1 45 13 43 13 E3 Set 3 13 E4 13 Set 3 E5 E6 E7 0 Set 3 E8 EC RS485 Set 3 S1 Set 3 S2 S3 0 S4 CPU S5 SE CPU CPU CPU tE CPU 1 E6 E7 E8 tE 2 EC 1 1 2 1 1...

Page 18: ...tE SE CLOSE E1 E3 E4 3 E6 E7 S1 S2 S3 S4 CLOSE 3 E3 E5 E6 E7 E8 S5 tE SE OPEN E1 E4 3 S1 S2 S3 S4 OPEN E3 E5 E6 E7 E8 S5 tE SE CLOSE E1 E4 3 S1 S2 S3 S4 CLOSE Ao 1 AS 1 2 2 3 0 OPEN CLOSE CLOSE OPEN 1...

Page 19: ...OCA H1600BC AW2 CF S3 2 OCA H2200BC AW2 CF S7 2 OCA H2900BC AW2 OCA H300AC AW2 CF S1 2 OCA H700AC AW2 OCA H1100AC AW2 CF S2 2 OCA H1700AC AW2 CF S4 2 OCA H2300AC AW2 CF S5 2 OCA H3000AC AW2 OCA H350B...

Page 20: ...AW2 OCA H1600BC AW2 OCA H2200BC AW2 OCA H2900BC AW2 OCA H300AC AW2 FM 11938P AW 01 OCA H700AC AW2 FM 15038P AW230 00 OCA H1100AC AW2 OCA H1700AC AW2 OCA H2300AC AW2 OCA H3000AC AW2 OCA H350BCD AW2 FM...

Page 21: ...21 35 85 RH E1 E3 OFF 50 45 13 20 6 E5 E6 E7 20 6 E8 E6 E7 E8 OFF OCA H350BCD AW2 CJ S1 1 OCA H700BCD AW2 CJ S2 1 OCA H1300BCD AW2 CJ S3 1 OCA H2200BCD AW2 CJ S4 1...

Page 22: ...22 FG AWG24 10 0 14mm2 1 5mm2 7mm 0 25mm2 1 5mm2 0 25mm2 0 5mm2 0 22N m 0 25N m 14 2 2 4800 9600 19200 38400 57600bps 8bit 1 CRC 1 99 1 S S S S W W FG SD RD SD RD SG...

Page 23: ...8 CRC 3 CRC 1 0 4 0 3 1 0xA001 1010 0000 0000 0001 CRC 5 8 3 4 8 6 8 2 5 7 CRC CRC 8 CRC 8 8 1 99 1 3 1 1 1 1 1 CRC 1 1 1 1 99 1 6 1 1 1 1 1 CRC 1 1 1 99 1 3 1 n 1 n CRC 1 1 1 99 1 6 1 1 1 1 1 CRC 1 1...

Page 24: ...OFF 1 0 0001 ON R 5 0x0005 0 0x0000 OFF 1 0 0001 ON R 6 0x0006 1 2 0 0x0000 OFF 1 0 0001 ON R 7 0x0007 2 3 0 0x0000 OFF 1 0 0001 ON R 8 0x0008 0x0001 0 1 0x0010 0 1 OR R 9 0x0009 1 0x0001 E1 0x0004 E...

Page 25: ...x0000 9900 0 26AC R 770 0x0302 H 0 0x00000000 99999 0x0001869F R 771 0x0303 L R 772 0x0304 H 0 0x00000000 99999 0x0001869F R 773 0x0305 L R 774 0x0306 H 0 0x00000000 99999 0x0001869F R 775 0x0307 L R...

Page 26: ...1 1 1 4A 2 2 2 7A 3 2 3 7A 3 4 4 5A 5 8 5 3A 6 5 7 1A 240V 1 3 1 4A 2 7 2 6A 3 6 3 6A 3 4 4 6A 7 4 5 2A 7 3 6 9A 1 5 1 6A 2 9 3 1A 4 0 4 4A 4 3 5 4A 8 0 7 0A 8 7 9 7A 4 6 4 6A 10 7 10 4A 14 5 13 6A 2...

Page 27: ...AW2 OCA H2900BC AW2 1 M6 35 4 M6 35 6 M8 35 6 M6 4 M6 6 M8 6 M6 4 M6 6 M8 6 M6 4 M6 6 M8 6 1 2m 1 1 1 1 1 2 M4 8 4 M4 8 8 OCA H300AC AW2 OCA H700AC AW2 OCA H1100AC AW2 OCA H1700AC AW2 OCA H2300AC AW2...

Page 28: ...28 OCA H300BC AW2 OCA H600BC AW2 OCA H1000BC AW2 OCA H1600BC AW2 OCA H2200BC AW2 OCA H2900BC AW2...

Page 29: ...29 OCA H300AC AW2 OCA H700AC AW2 OCA H1100AC AW2 OCA H1700AC AW2 OCA H2300AC AW2 OCA H3000AC AW2...

Page 30: ...30 OCA H350BCD AW2 OCA H700BCD AW2 OCA H1300BCD AW2 OCA H2300BCD AW2 1...

Page 31: ...site of use Do not use or store this product in a place where any source of flame or sparks exists Alteration or repairing of this product including recharging of refrigerant is prohibited Please con...

Page 32: ...nts Under no circumstances shall potential sources of ignition be used in the searching for or detection of refrigerant leaks A halide torch or any other detector using a naked ame shall not be used L...

Page 33: ...an mounting plate Communication terminal block Drain pipe Secondary drain pipe Internal fan ront panel Int fan mounting plate Internal fan Terminal cover Primary drain pipe Evaporation sheet ilter Int...

Page 34: ...the COOLCABI so as to assure good ventilation and distance of at least mm from the walls or other units Please also assure that there will be no hindrance to the air circulation inside the enclosure a...

Page 35: ...ctly suctioned by the unit on the right If warm air is inhaled COOLCABI may not work properly When cutting out the mounting surface put covers on the components inside the enclosure to protect them fr...

Page 36: ...of the enclosure caulk gaps as necessary 9 Attach the front panel Put the provided Alarm information label on a readily visible place 3 Procedures for recessed mounting of roof mounted Standard type...

Page 37: ...mounting type View from outside enclosure OCA H3 BC OCA H6 BC OCA H BC OCA H 6 BC OCA H BC OCA H 9 BC Mounting cutouts for recessed mounting Standard Lateral mounting type View from outside enclosure...

Page 38: ...mounting type View from outside enclosure OCA H3 AC OCA H7 AC OCA H AC OCA H 7 AC OCA H 3 AC OCA H3 AC Mounting cutouts for external mounting Condensate free Lateral mounting type View from outside e...

Page 39: ...ain hose should be directed downward within 5 mm distance from a drain pipe end In case the hose has to be routed crosswise over 5 mm give a slope as much as possible so as to assure smooth drainage A...

Page 40: ...c leakage Make sure that grounding has been properly done Starting current is applied for about one second when the power is connected to COOLCABI or when COOLCABI starts cooling operation Selection o...

Page 41: ...excess amount of drainage water as well as creating a risk to allow entry of condensate water into the enclosure or Condensate free type Do not operate the unit without its evaporation sheet ailure to...

Page 42: ...ial value should be made so as to avoid repetition of compressor s on off operation of 6 or more times in an hour orced cooling operation time Cd Default 6 60 sec Setting range to 3 to 3 sec This is t...

Page 43: ...mode rM Default 1 Setting range to 3 This is to set operation mode of COOLCABI See pages 44 and 45 for operation modes Continuous run Energy saving mode Energy saving mode 3 Energy saving mode 3 Sett...

Page 44: ...g operation starts at the set internal temperature and both external fan and compressor stops at the set differential temperature Internal fan runs all the time The values in have been set as default...

Page 45: ...n or protection of refrigerant circuit internal fan stops in 5 minutes after cooling operation has stopped Caution In this mode the internal temperature can rise above the set value as compressor stop...

Page 46: ...fin is clogged Cooling operation stops Eliminate the cause of problem and hold down SET button for 3 seconds to cancel the alarm E8 Heat exchanger s temp sensor error Temperature sensor of heat excha...

Page 47: ...arm OFF OPEN Contact changes over by the state of cooling operation Cooling operation is stopped OPEN Alarm ON CLOSE In cooling operation CLOSE 2 Contact changes over by the state of an alarm that req...

Page 48: ...washing machine and the like for cleaning The cooling circuit of a COOLCABI has been filled with the required amount of refrigerant tested for leaks and subject to a trial run before shipment Therefo...

Page 49: ...tach the fan mounting plate Position of fan mounting plate is different by model all prevention screws are used for Roof mounting type 3 Remove the fixing screws from the fan 4 Pull out the fan cord t...

Page 50: ...roduct cannot be used if the temperature inside enclosure is higher than 45 ilter is dirty Clean the filter External fan is not running Check the setting and internal temperatures In case of fan failu...

Page 51: ...the knockout hole s provided in the terminal cover as necessary 4 Tighten the screw with a flat head screw driver to secure the wire Tightening torque N m 5N m 5 Make sure that the cable is securely c...

Page 52: ...essed 7 The last value of the CRC register is the CRC value 8 When storing CRC values in a message the values are stored in the order from lower order 8 bits to higher order 8 bits Request message and...

Page 53: ...applicable to any one of multiple data to be written writing is not performed 4 Communication data Status register Register No Description Value R W DEC HEX x Internal temperature 9 x ED to 99 63 R x...

Page 54: ...77 x 3 3 Cumulative operation time L Low order R 77 x 3 4 Cumulative compressor run time H High order x to 99999 x 869 hour R 773 x 3 5 Cumulative compressor run time L Low order R 774 x 3 6 Cumulati...

Page 55: ...tarting current 4 6 4 6A 7 4A 4 5 3 6A 9 5A 35 5 3 A 37 7 36 3A Rated power consumption 8 V 6 W 39 44 W 58 7 W 66 8 W 95 8 W 5 46 W V 4 8 W 47 47 W 66 77 W 7 87 W 8 5 W 36 53 W 4 V 8 3 W 6 53 W 76 84...

Page 56: ...Lateral mounting type Model OCA H3 BC AW OCA H6 BC AW OCA H BC AW OCA H 6 BC AW OCA H BC AW OCA H 9 BC AW COOLCABI ixing bolt M6 35mm 4 pcs M6 35mm 6 pcs M8 35mm 6 pcs Washer M6 4 pcs M6 6 pcs M8 6 p...

Page 57: ...57 9 4 Dimensional drawing Standard Lateral mounting type OCA H3 BC AW OCA H6 BC AW OCA H BC AW OCA H 6 BC AW OCA H BC AW OCA H 9 BC AW...

Page 58: ...58 Standard Roof mounting type OCA H3 AC AW OCA H7 AC AW OCA H AC AW OCA H 7 AC AW OCA H 3 AC AW OCA H3 AC AW...

Page 59: ...applicable flammable refrigerants In addition a set of calibrated weighing scales shall be available and in good working order Hoses shall be complete with leak free disconnect couplings and in good...

Page 60: ...60 20 50 85 RH 20 60 85 RH R1234yf LFL 25 OFN...

Page 61: ...61 2 1...

Page 62: ...62 12 5 N m 2 200mm 200mm COOLCABI 200mm COOLCABI 90 90 90 COOLCABI 200mm COOLCABI 200mm 90 90 90 90 COOLCABI...

Page 63: ...63 30 65 66 COOLCABI...

Page 64: ...64 65 2 2 66 COOLCABI COOLCABI COOLCABI...

Page 65: ...65 OCA H300BC OCA H600BC OCA H1000BC OCA H1600BC OCA H2200BC OCA H2900BC OCA H300BC OCA H600BC OCA H1000BC OCA H1600BC OCA H2200BC OCA H2900BC...

Page 66: ...66 OCA H300AC OCA H700AC OCA H1100AC OCA H1700AC OCA H2300AC OCA H3000AC OCA H350BCD OCA H700BCD OCA H1300BCD OCA H2300BCD...

Page 67: ...67 2 L 500mm 500mm 35 85 RH OK COOLCABI COOLCABI NG NG COOLCABI L COOLCABI COOLCABI 500mm NG NG NG NG OK NG...

Page 68: ...H700AC AW2 OCA H700BCD AW2 OCA H1000BC AW2 OCA H1100AC AW2 OCA H1300BCD AW2 OCA H1600BC AW2 OCA H1700AC AW2 OCA H2300BCD AW2 10A OCA H2200BC AW2 OCA H2300AC AW2 OCA H2900BC AW2 OCA H3000AC AW2 15A AWG...

Page 69: ...69 30 ON OFF 1 6 ON OFF ON OFF 70 Up UP Down Down Set...

Page 70: ...5 Set Up Down 35 30 45 Set Up Down 3 30 Set 3 Set Up Down Set dF 5 3 10 6 ON OFF Cd 6 60 1 30 10 300 Up Down 3 AL 45 35 51 dA 2 1 20 AL dA FI 0 0 99 0 1 99 100 1 1 99 9900 CS 0 0 1 0 1 Pr 0 0 1 E3 0 7...

Page 71: ...0 1 0 AS 0 0 3 75 0 1 2 3 Ao 0 0 1 OPEN CLOSE 75 0 1 0 AS 1 2 3 rM 1 0 3 72 73 0 1 2 3 t1 7 7 60 t2 3 3 10 ON OFF Ad 1 1 99 RS485 br 2 0 4 0 4800bps 1 9600bps 2 19200bps 3 38400bps 4 57600bps Pb 2 0...

Page 72: ...72 35 5 35 30 4 E 3 30 1 30 5 35 30 35 30 ON OFF ON OFF ON OFF ON OFF...

Page 73: ...73 t1 t2 7 3 5 5 45 35 30 30 ON OFF ON OFF ON OFF ON OFF 35...

Page 74: ...74 No E1 45 70 43 70 E3 Set 3 70 E4 70 Set 3 E5 E6 E7 0 Set 3 E8 EC RS485 Set 3 S1 Set 3 S2 S3 S4 CPU S5 SE CPU CPU CPU tE CPU 1 E6 E7 E8 tE 2 EC 1 1 2 1 1...

Page 75: ...tE SE CLOSE E1 E3 E4 3 E6 E7 S1 S2 S3 S4 CLOSE 3 E3 E5 E6 E7 E8 S5 tE SE OPEN E1 E4 3 S1 S2 S3 S4 OPEN E3 E5 E6 E7 E8 S5 tE SE CLOSE E1 E4 3 S1 S2 S3 S4 CLOSE Ao 1 AS 1 2 2 3 0 OPEN CLOSE CLOSE OPEN 1...

Page 76: ...CA H1600BC AW2 CF S3 2 OCA H2200BC AW2 CF S7 2 OCA H2900BC AW2 OCA H300AC AW2 CF S1 2 OCA H700AC AW2 OCA H1100AC AW2 CF S2 2 OCA H1700AC AW2 CF S4 2 OCA H2300AC AW2 CF S5 2 OCA H3000AC AW2 OCA H350BCD...

Page 77: ...BC AW2 OCA H1600BC AW2 OCA H2200BC AW2 OCA H2900BC AW2 OCA H300AC AW2 FM 11938P AW 01 OCA H700AC AW2 FM 15038P AW230 00 OCA H1100AC AW2 OCA H1700AC AW2 OCA H2300AC AW2 OCA H3000AC AW2 OCA H350BCD AW2...

Page 78: ...78 35 85 RH E1 E3 ON 50 45 70 77 63 E5 E6 E7 77 63 E8 E6 E7 E8 OCA H350BCD AW2 CJ S1 1 OCA H700BCD AW2 CJ S2 1 OCA H1300BCD AW2 CJ S3 1 OCA H2200BCD AW2 CJ S4 1...

Page 79: ...79 FG AWG24 10 0 14mm 2 1 5mm 2 7mm 0 25mm 2 1 5mm 2 0 25mm 2 0 5mm 2 0 22N m 0 25N m 71 2 2 4800 9600 19200 38400 57600bps 8bit 1 CRC 1 99 1 FG SD RD SD RD SG...

Page 80: ...8 CRC 3 CRC 1 0 4 0 3 1 0xA001 1010 0000 0000 0001 CRC 5 3 4 8 8 6 8 2 5 7 CRC CRC 8 CRC 8 8 1 99 1 3 1 1 1 1 1 CRC 1 1 1 99 1 6 1 1 1 1 1 CRC 1 1 1 99 1 3 1 n 1 n CRC 1 1 1 99 1 6 1 1 1 1 1 CRC 1 1...

Page 81: ...OFF 1 0 0001 ON R 5 0x0005 0 0x0000 OFF 1 0 0001 ON R 6 0x0006 1 2 0 0x0000 OFF 1 0 0001 ON R 7 0x0007 2 3 0 0x0000 OFF 1 0 0001 ON R 8 0x0008 0x0001 0 1 0x0010 0 1 OR R 9 0x0009 1 0x0001 E1 0x0004 E3...

Page 82: ...x0000 9900 0 26AC R 770 0x0302 H 0 0x00000000 99999 0x0001869F R 771 0x0303 L R 772 0x0304 H 0 0x00000000 99999 0x0001869F R 773 0x0305 L R 774 0x0306 H 0 0x00000000 99999 0x0001869F R 775 0x0307 L R...

Page 83: ...1 1 1 4A 2 2 2 7A 3 2 3 7A 3 4 4 5A 5 8 5 3A 6 5 7 1A 240V 1 3 1 4A 2 7 2 6A 3 6 3 6A 3 4 4 6A 7 4 5 2A 7 3 6 9A 1 5 1 6A 2 9 3 1A 4 0 4 4A 4 3 5 4A 8 0 7 0A 8 7 9 7A 4 6 4 6A 10 7 10 4A 14 5 13 6A 2...

Page 84: ...AW2 OCA H2900BC AW2 1 M6 35 4 M6 35 6 M8 35 6 M6 4 M6 6 M8 6 M6 4 M6 6 M8 6 M6 4 M6 6 M8 6 1 2m 1 1 1 1 1 2 M4 8 4 M4 8 8 OCA H300AC AW2 OCA H700AC AW2 OCA H1100AC AW2 OCA H1700AC AW2 OCA H2300AC AW2...

Page 85: ...85 OCA H300BC AW2 OCA H600BC AW2 OCA H1000BC AW2 OCA H1600BC AW2 OCA H2200BC AW2 OCA H2900BC AW2...

Page 86: ...86 OCA H300AC AW2 OCA H700AC AW2 OCA H1100AC AW2 OCA H1700AC AW2 OCA H2300AC AW2 OCA H3000AC AW2...

Page 87: ...87 OCA H350BCD AW2 OCA H700BCD AW2 OCA H1300BCD AW2 OCA H2300BCD AW2 1...

Page 88: ...21 Nakagawa Hosoe Kita Ku Hamamatsu Shizuoka 431 1304 Japan TEL 81 53 522 5562 FAX 81 53 523 2362 431 1304 7000 21 TEL 81 53 522 5562 FAX 81 53 523 2362 2 2021 12 nd Edition The contents of this manu...