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©2021 Lowell Manufacturing Co. UPS9A Series (X-Rev 8/13/20) 

 

 Pg. 7 

 
2-2. Operating principle  

The operating principle of the UPS is shown as below  

 

The UPS is composed of mains input, EMI/RFI filters, rectifier/PFC, inverter, battery charger, DC-to-DC converter, 

battery, dynamic bypass and UPS output.  

  
 

 

EMI/RFI 

 

Filters

 

Battery 

 

Charger

 

Battery

 

DC-to-DC

 

Converter

 

Inverter

 

Rectifier

 

/PFC

 

nput

 

I

 

Output

 

Dynamic 

 

Bypass

 

 

 

Summary of Contents for UPS9A Series

Page 1: ...2021 Lowell Manufacturing Co UPS9A Series X Rev 8 13 20 Pg 1 UPS9A SERIES Lead Acid Online UPS Lowell Models UPS9A 1000 UPS9A 1500 UPS9A 2000 UPS9A 3000 User Installation Manual power TM...

Page 2: ...iew 6 2 2 Operating principle 7 2 3 Install the UPS 8 2 4 Setup the UPS 10 2 5 Battery replacement 14 2 6 Battery kit assembly 15 3 Operations 17 3 1 Button operation 17 3 2 LCD panel 17 3 3 Audible a...

Page 3: ...cables in such a way that no one can step on or trip over them l Do not connect domestic appliances such as hair dryers to UPS output sockets l The UPS can be operated by any individuals with no previ...

Page 4: ...is present and no hazardous voltage exists in the terminals of high capability capacitor such as BUS capacitors l To avoid electrical shock turn off the unit and unplug it from the AC power source be...

Page 5: ...he limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a...

Page 6: ...place for future use 2 1 Rear panel view UPS9A 2U models 1000 1500 Model 2000 Model 3000 Model 1 Programmable outlets connect to non critical loads 2 Output receptacles connect to mission critical lo...

Page 7: ...g principle of the UPS is shown as below The UPS is composed of mains input EMI RFI filters rectifier PFC inverter battery charger DC to DC converter battery dynamic bypass and UPS output EMI RFI Filt...

Page 8: ...ion with 4 point Rail Kit Step 1 Mount the 4 point rail kit to the rack Use the 8 10 32 screws provided to mount left and right support rails front and rear Step 2 Attach the mounting brackets to the...

Page 9: ...2021 Lowell Manufacturing Co UPS9A Series X Rev 8 13 20 Pg 9 UPS Tower Installation Step 1 Step 2 Step 3 Tower Installation with battery pack Step 1 Step 2...

Page 10: ...UPS and 300mm in the back and two sides of the UPS for heat dissipation and easy maintenance Step 1 External battery connection For safety consideration the UPS is shipped out from factory without co...

Page 11: ...rounded receptacle only Avoid using extension cords l For UPS9A models The power cord is attached to the UPS The input plug is a NEMA 5 15P for 1000 and 1500 models NEMA 5 20P for 2000 model and NEMA...

Page 12: ...hrough PC The UPS is equipped with intelligent slot perfect for either SNMP or AS400 card When installing either SNMP or AS400 card in the UPS it will provide advanced communication and monitoring opt...

Page 13: ...configure UPS shutdown Use supplied RS 232 or USB communication cable to connect RS 232 USB port of UPS and RS 232 USB port of PC Then follow below steps to install monitoring software 1 Insert the in...

Page 14: ...tteries while the UPS is in Battery mode NOTE 2 A small amount of arcing may occur when connecting the internal batteries This is normal condition and no harm for personnel Connect the cables quickly...

Page 15: ...emove adhesive tapes Step 2 Connect all battery terminals by following below chart Step 3 Put assembled battery packs on one Step 4 Cover the other side of plastic shell as side of plastic shells belo...

Page 16: ...Remove adhesive tapes Step 2 Connect all battery terminals by following below chart Step 3 Put assembled battery packs on Step 4 Cover the other side of plastic shell as one side of plastic shells bel...

Page 17: ...power normal or transfer to Bypass mode if the Bypass enable setting is set by pressing this button Confirm selection key Press this button to confirm selection in UPS setting mode Select Button Swit...

Page 18: ...Temperature Output Load information Indicate the input voltage input frequency input current battery voltage battery current battery capacity ambient temperature output voltage output frequency load...

Page 19: ...orking CVCF Indicates the UPS is working in converter mode Indicates the output is working Battery information Indicates the battery level by 0 24 25 49 50 74 and 75 100 Indicates low battery 3 3 Audi...

Page 20: ...gh loss LLS Low loss AO Active open AC Active close EAT Estimated autonomy time RAT Running autonomy time SD Shutdown OK OK ON ON BL Battery Low OL Over Load OI Over input current NC Battery No Connec...

Page 21: ...Vac 120 presents output voltage is 120Vac Default 125 presents output voltage is 125Vac 02 Frequency Converter enable disable Interface Setting Parameter 2 Enable or disable converter mode You may cho...

Page 22: ...ge point for ECO mode by pressing Down key or Up key HLS High loss voltage in ECO mode in parameter 2 For UPS9A models the setting range in parameter 3 is from 3V to 12V of the nominal voltage Default...

Page 23: ...Interface Setting Parameter 2 Set the acceptable high frequency point and acceptable low frequency point for Bypass mode by pressing the Down key or Up key HLS Bypass high frequency point For 50Hz out...

Page 24: ...2021 Lowell Manufacturing Co UPS9A Series X Rev 8 13 20 Pg 24 Parameter 2 Enable or disable programmable outlets ENA Programmable outlets enable DIS Programmable outlets disable Default...

Page 25: ...up time will depend on battery capacity Default Note When setting as 0 the backup time will be only 10 seconds 12 Battery total AH setting Interface Setting Parameter 2 Set up the battery total AH of...

Page 26: ...AO Active Open Default When AO is selected as EPO logic it will activate EPO function with Pin 1 and Pin 2 in open status AC Active Close When AC is selected as EPO logic it will activate EPO function...

Page 27: ...ttery at ECO mode Frequency Converter mode When input frequency is within 40 Hz to 70 Hz the UPS can be set at a constant output frequency 50 Hz or 60 Hz The UPS will still charge battery under this m...

Page 28: ...2 seconds Overload Sounding every second Over input current Sounding 2 beep every 10 seconds Battery is not connected Sounding every 2 seconds Over Charge Sounding every 2 seconds Site wiring fault So...

Page 29: ...2021 Lowell Manufacturing Co UPS9A Series X Rev 8 13 20 Pg 29...

Page 30: ...nected Check if all batteries are connected well Fault code is shown as 27 on LCD display and alarm is continuously sounding Battery voltage is too high or the charger is fault Contact your dealer Fau...

Page 31: ...rom AC power via bypass 2 The load is no longer supplied by power Contact your dealer Battery backup time is shorter than nominal value Batteries are not fully charged Charge the batteries for at leas...

Page 32: ...is case please contact your dealer Be sure to deliver the spent battery to a recycling facility or ship it to yourdealer in the replacement battery packing material Storage Before storing charge the U...

Page 33: ...3 hours to 95 with 2A charger current Charger current 2A default Max 8A Adjustable Charger voltage 27 4VDC 41 1VDC 54 8VDC 82 1VDC PHYSICAL Dimensions W x D x H in 17 2 x 15 1 x 3 5 17 2 x 19 x 3 5 17...

Page 34: ...input 1500VA 1200W 13 6A 110Vac input 1350VA 1040W 13 5A 100Vac input UPS9A 2000 100 125Vac 50 60Hz 16A 1 100 110 115 120 125Vac 50 60Hz 1 2000VA 1930W 16A 125Vac input 2000VA 1850W 16 7A 120Vac inpu...

Page 35: ...Used with UPS Models UPS9A 1500 UPS9A 2000 UPS9A 3000 Battery Type 12V 9Ah 12V 9Ah 12V 9Ah 12V 9Ah Battery Numbers 6 12 8 12 Dimensions WxDxH 17 2 x 18 9 x 3 5 in 17 2 x 23 6 x 3 5 in 17 2 x 18 9 x 3...

Page 36: ...nformation and if possible help solve the problem over the phone In the event that the unit requires factory service the representative will issue you a Return Material Authorization number RMA If you...

Page 37: ...acturing Company or a Lowell Manufacturing Company approved third party b the equipment is damaged by the customer is improperly used or stored is subjected to an adverse operating environment or is o...

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