KEHUA TECH KR-RM Series User Manual Download Page 41

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KR-RM Series(1

～

3kVA) UPS

User Manual

B Acronyms and Abbreviations

Acronyms and Abbreviations

Alternating Current

Direct Current

ECO

Energy Control Operation

EPO

Emergency Power Off

IEC

International Electrotechnical Commission

LCD

Liquid Crystal Display

Protective Earthing

Summary of Contents for KR-RM Series

Page 1: ...User Manual KR RM Series 1 3kVA UPS...

Page 2: ......

Page 3: ...e within the purchase scope or the usage scope Unless otherwise specification in the contract all statements information and recommendations in this document are provided AS IS without warranties guar...

Page 4: ...s to comply with safety matters during installation operation and maintenance Safety symbol meaning as follows Symbol Description Alerts you to a high risk hazard that could if not avoided result in s...

Page 5: ...l Foreword All rights reserved Xiamen Kehua Hengsheng Co Ltd iii Change History Changes between document issues are cumulative The latest document issue contains all the changes made in earlier issues...

Page 6: ...3 2 2 Structure of the Front Panel and Rear Panel of KR1000 RM 10 3 2 3 Structure of the Front Panel and Rear Panel of KR2000 RM 10 3 2 4 Structure of the Front Panel and Rear Panel of KR3000 RM 10 4...

Page 7: ...t Time 22 5 2 Startup Sequence 22 5 3 ON OFF 22 5 4 Battery Maintenance 23 5 5 Battery Replacement 24 5 6 Maintenance Guide 24 5 6 1 Safety Announcements 24 5 6 2 Periodic Preventative Maintenance 25...

Page 8: ......

Page 9: ...any breach or violation of general requirements The required charging voltage of different brands and different types of battery are different Make sure that the charging voltage of UPS is suitable f...

Page 10: ...er system only can be maintained and repaired by professionals 7 Danger of electric leakage UPS should be grounded prior to doing electrical connection The ground terminal must be connected with the g...

Page 11: ...e wire connection wire labels are in accordance with the practical installation Do not connect the grounding wire and the neutral wire the live wire and the neutral wire reversely to avoid electrical...

Page 12: ...equipments which easily cause sparks which is to avoid human injury or unnecessary loss Be careful of the rotating fan When dismantling fan if the fan hasn t stopped rotating do not put fingers or to...

Page 13: ...r concentrator telecom system data center medical device and others that require high quality power protection They are widely applied to the many key business areas such as post finance network stock...

Page 14: ...e UPS adopts many kinds of power conversations and high frequency PWM technologies which is with high efficiency small volume light weight improves the running reliability and reduces cost Perfect pro...

Page 15: ...r DC AC inverter to output steady 220V AC and charges the battery at the time When the mains is abnormal the battery will boost into the DC voltage for DC AC inverter through DC DC The working princip...

Page 16: ...port of PC 7 5 5 grounding end 3 2 Structure 3 2 1 Display Interface of the KR RM Series 1 3kVA UPS Figure3 2 The display interface of the KR RM series 1 3kVA UPS rack mounting Icon Illustration The...

Page 17: ...UPS is off long press button for 1s the UPS will be on When UPS is on and in the mains mode long press button for 3s it will do the battery test When UPS is on and in the battery mode long press butt...

Page 18: ...AC220V 50Hz 4 8A 1W N PE AC220V 50Hz 4 5A 1000VA 900W KR1000 RM 36V 29 1A Extended battery port Optional Figure3 3 Structure of the Front Panel and Rear Panel of KR1000 RM 3 2 3 Structure of the Front...

Page 19: ...Place Requirements The installation place should meet the basic requirements of normal running as below The machine room must be equipped with the suitable and effective fire fighting equipments The...

Page 20: ...nditions 4 2 Unpacking When installing UPS it should carry the UPS to the installation place and then unpacking the package The package of UPS and accessories battery etc are carton or wooden box Chec...

Page 21: ...reserved Xiamen Kehua Hengsheng Co Ltd 13 4 3 Installation Procedures The battery of KR RM series UPS is hot pluggable the installation procedures is as below Step 1 Dismantle the plastic panel Step...

Page 22: ...M Series 1 3kVA UPS User Manual 14 All rights reserved Xiamen Kehua Hengsheng Co Ltd Step 4 Pull out the battery pack Step 5 Replace the battery pack and insert the new battery pack into UPS Step 6 Pl...

Page 23: ...s reserved Xiamen Kehua Hengsheng Co Ltd 15 Step 7 Install the battery baffle and lock the bolts Step 8 Install the plastic panel Generally the new purchased UPS has installed battery pack and battery...

Page 24: ...battery is the longest Therefore if conditions allow it is recommended to install the air condition The installation announcements for UPS is as shown in Figure4 1 Figure4 1 The installation announce...

Page 25: ...r switch of KR RM series Model KR1000 RM KR2000 RM KR3000 RM Max current Recommended air switch Max current Recommended air switch Max current Recommended air switch AC input A 6 10 12 20 18 32 4 4 2...

Page 26: ...ns Connect output sockets with loads Output sockets share load RS232 USB EPO CIRCUIT PROTECTOR 250V 10A AC INPUT AC OUTPUT 10A Max DC INPUT PRODUCED BY ZHANGZHOU KEHUA TECHNOLOGY CO LTD CHINA NAME UPS...

Page 27: ...ect with EPO AC INPUT CIRCUIT PROTECTOR 250V 16A DC INPUT RS232 USB EPO AC OUTPUT 220V 9 1A TOTAL PRODUCED BY ZHANGZHOU KEHUA TECHNOLOGY CO LTD CHINA NAME UPS MODEL INPUT OUTPUT DC INPUT 1W N PE AC220...

Page 28: ...R 250V 20A DC INPUT RS232 USB EPO Extended battery cabinet Figure4 4 Wiring diagram of KR3000 RM 1 The mains socket should be installed near UPS and it is convenient to operate 2 Generally the load cu...

Page 29: ...the grounding wire is less than 5Vac 5 If the user configuration is the long delay model check whether the battery wire between UPS and the battery cabinet connects correctly and reliably 6 If UPS ins...

Page 30: ...not beyond the UPS capacity Whether computer or other equipments are switched off Whether the battery voltage is normal It isn t recommended to connect with the inductive load in the output Generally...

Page 31: ...battery once every four or six months Discharge battery till the battery is under voltage and then charge it The charging time for the standard battery should be more than ten hours every time In the...

Page 32: ...k the voltage before touching 5 6 Maintenance Guide Proper maintenance includes the preventive maintenance and the remedial maintenance which is the key to operate UPS in the best status and ensures t...

Page 33: ...Problem Analysis When starting UPS if it can t works normally don t regard it as the UPS failure directly solve the problems referring to the following methods Table5 1 Common abnormal problem analysi...

Page 34: ...en charged in time and UPS works in the battery status mains powers off or it doesn t connect with mains UPS takes the battery under voltage protection Warning when UPS takes the battery under voltage...

Page 35: ...can t charge battery 3 Battery wire doesn t connect well or the terminals aren t firmly connected The input is normal but the buzzer still beeps intermittently The input voltage is abnormal which is...

Page 36: ...mbol Meaning BUS FAULT Bus over voltage or under voltage fault bus buffering fault BAT FAULT Battery over voltage or under voltage fault battery discharging time limited protection OUT FAULT Inverter...

Page 37: ...it severely It should strictly follow the placement direction that shows on the carton to avoid UPS damage 6 3 Storage UPS should be stored in the dry warehouse Don t put it under the sunshine or in t...

Page 38: ...n connect with 50 75 load when the voltage range is 120Vac 154Vac it can connect with less than 50 load Frequency range Hz 50 60 10 50 60 self adaption Phase Single phase three wire Battery voltage V...

Page 39: ...00W Load 4500VA 3600W Load Output receptacles Four IEC sockets with 10A Six IEC sockets with 10A one IEC socket with 16A Other features Backup time 3mins Charge recovery time 10 hours Communication in...

Page 40: ...PS User Manual 32 All rights reserved Xiamen Kehua Hengsheng Co Ltd Model Index KR1000 RM KR2000 RM KR3000 RM Dimensions mm width depth height 438 420 87 438 570 87 Weight kg 13 2 19 9 24 8 Specificat...

Page 41: ...s reserved Xiamen Kehua Hengsheng Co Ltd 33 B Acronyms and Abbreviations A AC Alternating Current D DC Direct Current E ECO Energy Control Operation EPO Emergency Power Off I IEC International Electro...

Page 42: ...ons KR RM Series 1 3kVA UPS User Manual 34 All rights reserved Xiamen Kehua Hengsheng Co Ltd R RS232 Recommend Standard232 S SNMP Simple Network Management Protocol U UPS Uninterruptible Power System...

Page 43: ...4402 01797 001...

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