NEC N8580-31 User's Manual
Contents
1. 2 Attention from the Safety Point of View This section contains important instructions that should be followed during installation and maintenance of the NEC 500 and batteries It is intended for customers who setup install relocate or maintain APC equipment Electrical Safety e EMC verification is VCCI A e Do not work alone under hazardous conditions e High short circuit current through conductive materials could cause severe burns e A licensed electrician is required to install permanently wired equipment e Check that the power cord s plug s and sockets are in good condition e To reduce the risk of electric shock when grounding cannot be verified disconnect the equipment from the AC power outlet before installing or connecting to other equipment Reconnect the power cord only after all connections are made e Do not handle any kind of metallic connector before the power has been removed e Use one hand whenever possible to connect or disconnect signal cables to avoid a possible shock from touching two surfaces with different electrical grounds e Conne2. During on battery operation the on battery LED illuminates and the UPS sounds an audible alarm consisting of four beeps every 30 seconds Low Battery When the UPS is operating on battery and the energy reserve of the battery runs low the UPS beeps continuously until the UPS shuts down from battery exhaustion or returns to on line operation 0 Battery Charge Bar Graph Oso The 5 LED display on the right of the front panel shows the present charge of the UPS s battery as a percentage of the oe battery s capacity 20 L Qss Load Bar Graph sia The 5 LED display on the left of the front panel represents the power drawn from the UPS as a percentage of total 50 capacity 0 33 017 017 Utility Voltage Bar Graph 8 Pi With the UPS plugged into the normal utility power press and hold the on test button to see the utility voltage bar graph Ove display After approximately four seconds the 5 LED display on the right of the front panel shows the utility input Os4 voltage L The display indicates that the voltage is between the displayed value from the list and the next higher value Notes The UPS starts a self test as part of this procedure The self test does not affect the voltage display The utility voltage bar graph has a margin of error of 4 Whenever the UPS is plugged in and utility voltage is present the charger maintains battery charge Self test The UPS performs a self test automatically when turned on
3. Minato Ward Tokyo Telnet 8 23 29721 Fax 8 23 29739 10 Troubleshooting Use the chart below to solve minor UPS installation problems Contact NEC Technical Support Staff for assistance with complex UPS problems Problem and Possible Cause Solution UPS will not turn on e On test button not pushed Set the UPS enable switch to 1 Set the Auto Local switch to Local Then press the on test button once to power the UPS and the loads e UPS not connected to AC voltage Check that the power cable from the UPS to the power supply is securely connected at both ends e UPS input circuit breaker tripped Reduce the load on the UPS by unplugging equipment and reset the circuit breaker on back of UPS by pressing the plunger back in e Very low or no utility voltage Check the AC power supply to the UPS with a table lamp If very dim have the utility voltage checked e Battery not connected properly Confirm the battery connections UPS will not turn off Internal UPS fault Do not attempt to use the UPS Unplug the UPS and have it serviced immediately UPS operates on battery although normal line voltage exists e UPS s input circuit breaker tripped Reduce the load on the UPS by unplugging equipment and reset the circuit breaker on back of UPS by pressing the plunger back in e Very high low or distorted line voltage Move the UPS to a different outlet on a different circuit Inexpensive fuel powered generators can Test the input
4. voltage with the utility voltage display If acceptable to the load distort the voltage reduce the UPS s sensitivity Consult the UPSC documentation for procedures UPS beeps occasionally Normal UPS operation None The UPS is protecting the load UPS does not provide expected backup time e The UPS s battery is weak due to recent Charge the battery Batteries require recharging after extended outages Also outage or is near the end of its service they wear faster when put into service often or when operated at elevated life temperatures If the battery is near the end of its service life consider replacing the battery even if the replace battery indicator is not yet lit e The UPS is overloaded Check the UPS s load display Unplug less needed equipment such as printers All indicators are flashing and UPS emits a sustained tone Internal UPS fault Do not attempt to use the UPS Turn the UPS off and have it serviced immediately All indicators are off and UPS is plugged into wall outlet The UPS is shut down and the battery is None The UPS will return to normal operation when the power is restored discharged from an extended outage and the battery has a sufficient charge The replace battery light is on e Weak batteries Do another self test to see it clears The replace battery light is flashing e Replacement batteries not connected Confirm the battery connections If the problem persists after recharging properly replace the batter
5. with the enable switch by default Automatic self test eases maintenance requirements by eliminating the need for periodic manual self tests During the self test the UPS briefly operates the loads on battery If the UPS passes the self test it returns to on line operation Ehr the UPS fails the self test it immediately returns to on line operation and lights the replace battery LED The loads are not affected by a failed test Recharge the battery overnight and perform the self test again If the replace battery LED is still on replace the battery using the Replacing the Battery procedure Automatic Voltage Regulation A transformer with a winding that can be switched to boost or trim the AC line voltage is used to correct for low or high input voltage without using the battery continuously Boost AC Line to Boost Boost to AC Line 92 V 2 96 5 V 2 Trim AC Line to Trim Trim to AC Line 108 V 2 104 V 2 9 Abnormal Conditions and Protection Functions Smart Boost Smart Trim The SmartBoost LED comes on to indicate that the UPS is compensating for a low voltage The SmartTrim LED comes on to indicate that the UPS is compensating for a high voltage Ooa When the UPS is overloaded when the connected loads exceed the maximum specified in the maximum load section under Specifications the overload LED comes on and the UPS emits a sustained tone The alarm remains on until the overload is removed Disconnect nonessent
6. NEC NEC 500 UPS Uninterruptible Power Supply 100 VAC User s Manual 990 5021 Revision 1 12 98 N8580 31 Designed by APC Important Please read and save this manual It provides installation and operating instructions that will help you get the fullest performance and service life from your UPS About Your New UPS This Uninterruptible Power Supply UPS is designed to prevent blackouts brownouts sags and surges from reaching your computer and other valuable electronic equipment This UPS also filters out small AC voltage fluctuations and isolates your equipment from large disturbances by internally disconnecting from the AC voltage while supplying power from its internal batteries until the AC voltage returns to safe levels While running on battery an internal alarm will sound periodic beeps The ON TEST button may be pressed to silence the UPS alarm for this or any other fault condition If the AC voltage does not return the UPS will continue supplying power to the connected equipment until exhausted A sustained tone will sound three minutes before the UPS s final low battery shutdown The interface software provides automatic unattended shutdown Table of Contents About Your New UPS EK i Se 1 2 Attention from the Safety Point of View uaa rna nnn 2 3 Attention from the Operational and Maintenance Points of View csecsseesseeeseeeeeseeeeseeeeseeeneeeenseeenseeeeeeeenes 3 4 Before INStallliing arae iia
7. ct the equipment to a three wire AC outlet two poles plus ground The receptacle must be connected to appropriate branch circuit mains protection fuse or circuit breaker Connection to any other type of receptacle may result in a shock hazard A CAUTION Deenergizing Safety e Ifthe equipment has an internal energy source the battery the output may be energized when the unit is not connected to an AC power outlet e To deenergize pluggable equipment first press the Off button for more than one second to switch the equipment off Next disconnect the equipment from the AC power outlet Finally disconnect the battery l ae e To deenergize permanently wired equipment set the power switch to standby Next set the AC circuit breaker to standby Then disconnect the batteries including any expansion units Finally disconnect the AC power from the building power supply e Pluggable equipment includes a protective earth conductor which carries the leakage current from the load devices computer equipment Total leakage current must not exceed 3 5 mA e Use of this equipment in life support applications where failure of this equipment can reasonably be expected to cause the failure of the life support equipment or to significantly effect its safety or effectiveness is not recommended WARNING Battery Safety e This equipment contains potentially hazardous voltages Do not attempt to disassemble the unit The only exception is f
8. etween 50 and 67 of the UPS s capacity If all five LEDs light thoroughly test your complete system to make sure that the UPS will not become overloaded co Cold Start When the UPS is off and there is no utility power use the cold start feature to apply power to the loads from the UPS s battery Note Cold start is not a normal condition Dpress and hold the on test button until the UPS beeps Release the on test button during the beeps and the loads are powered within 4 seconds 017 Utility Voltage Bar Graph 9 This UPS has a diagnostic feature that displays the utility voltage With the UPS plugged into the normal utility power Ose Press and hold the on test button to see the utility voltage bar graph display After approximately four seconds the 5 LED 08 display on the right of the front panel shows the utility input voltage Refer to the figure below for the voltage reading A The display indicates that the voltage is between the displayed value from the list and the next higher value For example with three LEDs lit the input voltage is between 101 and 109 VAC If no LEDs come on and the UPS is plugged into a working AC power outlet the line voltage is extremely low If all five LEDs come on the line voltage is extremely high and should be checked by an electrician Note The UPS starts a self test as part of this procedure The self test does not affect the voltage display The utility voltage bar graph has a mar
9. gin of error of 4 2 Rear View ood Computer Interface Port Power management software and interface kits can be used with this UPS Use only kits supplied or approved by the manufacturer If used connect the interface cable to the 9 pin computer interface port on the back panel of the UPS Secure the connector s screws to complete the connection Ground Leads to TVSS Connector The UPS features a convenient screw for connecting the ground lead on transient voltage surge suppression TVSS devices such as telephone and network line protectors The TVSS connector provides grounding through the UPS s power cord ground conductor To make a connection to the TVSS connector loosen the screw and connect the surge suppression device s ground lead Tighten the screw to secure the lead 6 Installation 1 Install the UPS e Plug the power cord into the UPS and into the AC voltage Connect the Equipment e Do not power laser printers through the UPS e Use your equipment s power cords to connect to the UPS e Turn on all connected equipment Charge the battery e The UPS charges its battery whenever it is connected to utility power The battery will charge fully during the first 4 hours of normal operation Do not expect full runtime during this initial charge period 4 Connect the Computer Interface Port 5 Connect the Ground Leads to the TVSS Connector Optional 6 Power the Equ
10. ial load equipment from the UPS to eliminate the overload Won Battery During on battery operation the on battery LED illuminates and the UPS sounds an audible alarm consisting of four beeps every 30 seconds The alarm stops when the UPS returns to on line operation Low Battery When the UPS is operating on battery and the energy reserve of the battery runs low the UPS beeps continuously until the UPS shuts down from battery exhaustion or returns to on line operation LX Treptace Battery If the battery fails a self test the UPS emits short beeps for one minute and the replace battery LED illuminates The UPS repeats the alarm every five hours Perform the self test procedure to confirm replace battery conditions The alarm stops when the battery passes the self test Battery Disconnected The UPS checks for proper connection of batteries If this check fails the UPS emits an audible alarm the replace battery LED illuminates and the battery charge bar graph turns off Service If the UPS requires service do not return it to the dealer Follow these steps 1 Use the Troubleshooting section to eliminate common problems 2 Verify that no circuit breakers are tripped A tripped circuit breaker is the most common UPS problem 3 Note the model number of the UPS the serial number and the date purchased A technician will ask you to describe the problem and try to solve it 4 If the problem persists call customer service 5 7 1 Shiba
11. ies 10 11 Maintenance and Checks Storage Storage Conditions Store the UPS covered and upright in a cool dry location with its battery fully charged Before storing charge the UPS for at least 4 hours Extended storage e At 15 to 30 C 5 to 86 F charge the UPS s battery every 6 months e At 30 to 45 C 86 to 113 F charge the UPS s battery every 3 months Daily Check Check the front bezel LEDs and the temperature of the room in which the UPS resides Scheduled Check Once a year check the UPS for discoloration anywhere frayed cables or power cords or other signs of deterioration Check that the air flow around the UPS is adequate and that the vent is clear Battery Life 11 Specifications Acceptable input voltage Output voltage Input Protection Transfer time Maximum load On battery output voltage On battery frequency On battery waveshape Protection Noise Filter Battery type Typical battery life life varies typical 2 years depending on number of discharge cycles and ambient Typical recharge time Operating temperature Storage temperature Operating and storage relative humidity Electromagnetic immunity Audible noise in dBA at 1 m G ft Size H x W x D 15 8 x 13 7 x 35 8 cm Weight net shipping 11 6 12 9 kg Safety approvals EMC verification Operating elevation 0 to 3 000 m 0 to 10 000 ft Storage elevation 0 to 15 000 m 0 to 50 000 ft Frequency limits on
12. ipment e With the UPS plugged in press and release the large upper on test button to supply power to the J equipment plugged into the switched outlets Note The UPS will not power up initially unless the AC voltage is in the normal operating range 7 Operating Instructions Owin the UPS plugged in press and release the large upper on test button to supply power to the loads O Press and release the small lower off button to turn off power to the loads Note Whenever the UPS is plugged in and utility voltage is present the charger maintains battery charge V The on line LED illuminates when the UPS is supplying utility power to the loads Self test The UPS performs a self test automatically when turned on and every two weeks thereafter by default During the self test the UPS briefly operates the loads on battery If the UPS passes the self test it returns to on line operation x the UPS fails the self test it immediately returns to on line operation and lights the replace battery LED smarTrim The SmartTrim LED comes on to indicate that the UPS is compensating for a high voltage gt smartBoost The SmartBoost LED comes on to indicate that the UPS is compensating for a low voltage ouside When the UPS is overloaded when the connected loads exceed the maximum specified in the maximum load section under Specifications the overload LED comes on and the UPS emits a sustained tone Won Battery
13. line operation 50 or 60 Hz 2 4 NEC Corporation 1998 990 5021 Revision 1 12 98 N8580 31 12
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15. ntil the UPS shuts down from battery exhaustion or returns to on line operation LX Treptace Battery If the battery fails a self test the UPS emits short beeps for one minute and the replace battery LED illuminates The UPS repeats the alarm every five hours Perform the self test procedure to confirm replace battery conditions The alarm stops when the battery passes the self test ee Battery Charge Bar Graph Os The 5 LED display on the right of the front panel shows the present charge of the UPS s battery as a percentage of the Q40 battery s capacity When all five LEDs light the battery is fully charged The top LED goes out whenever the battery is 20 not 100 charged When the lowest LED is flashing the battery can supply less than two minutes of run time for the LJ load Shutdown Mode In shutdown mode the UPS stops supplying power to the load waiting for the return of utility power If there is no utility power present external devices e g servers connected to the computer interface or the accessory slot can command the UPS to shut down This is normally done to preserve battery capacity after the graceful shutdown of protected servers The UPS will scroll the front panel indicators sequentially in shutdown mode Oss Load Bar Graph 067 The 5 LED display on the left of the front panel represents the power drawn from the UPS as a percentage of total Q 50 capacity For example if three LEDs are lit the load is drawing b
16. or equipment containing batteries Battery replacement using the procedures below is permissible Except for the battery the unit contains no user serviceable parts Repairs are performed only by factory trained service personnel Batteries must be recycled Deliver the battery to an appropriate recycling facility or ship it to the supplier in the S new battery s packing material See the new battery instructions for more information e Do not dispose of batteries in a fire The batteries may explode e Do not open or mutilate batteries They contain an electrolyte which is toxic and harmful to the skin and eyes e To avoid personal injury due to energy hazard remove wrist watches and jewelry such as rings when replacing the batteries Use tools with insulated handles e Replace batteries with the same number and type of batteries as originally installed in the equipment Handling Safety gt lt 18 kg lt 40 lb fuiu 32 55 kg 70 120 lb 18 32 kg 40 70 lb PENI gt gt 55 kg gt 120 lb C e Becareful Do not lift heavy loads without assistance e Equipment with casters is built to move on a smooth surface without any obstacles e Do not use a ramp inclined at more than 10 e This equipment is intended for installation in a temperature controlled 0 40 C indoor area free of conductive contaminants 3 Attention from the Operational and Maintenance Points of View Please charge the batter
17. re should be taken not to overload the UPS or to create an electrical hazard 4 Before Installing Inspection Inspect the UPS upon receipt Notify the carrier and dealer if there is damage The packaging is recyclable save it for reuse or dispose of it properly Warning Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the warranty Placement 2 5 em 1 in o l ext mia a ii a Install the UPS in a protected area that is free of excessive dust and has adequate air flow Do not operate the UPS where the temperature and humidity is outside the specified limits 5 Name and Function of Parts 1 Front View TE S 5 0 SS 0 9 o 6 6 iad 0 a amp a 8 Smart UPS 5 0 0 JEC eine are Dw the UPS plugged in press and release the large upper on test button to supply power to the loads The loads are immediately powered while the UPS beeps and performs a self test O Press and release the small lower off button to turn off power to the loads It may be convenient to use the UPS as a master on off switch for the protected equipment Note Whenever the UPS is plugged in and utility voltage is present the charger maintains battery charge V The on line LED illuminates when the UPS is supplying utility power to the loads Self test The UPS performs a self test automatically when turned on and every two weeks thereafter by defa
18. ult Automatic self test eases maintenance requirements by eliminating the need for periodic manual self tests During the self test the UPS briefly operates the loads on battery If the UPS passes the self test it returns to on line operation x the UPS fails the self test it immediately returns to on line operation and lights the replace battery LED The loads are not affected by a failed test Recharge the battery overnight and perform the self test again If the replace battery LED is still on replace the battery using the Replacing the Battery procedure ASsmarttrim The SmartTrim LED comes on to indicate that the UPS is compensating for a high voltage SmartBoost The SmartBoost LED comes on to indicate that the UPS is compensating for a low voltage SO orsica When the UPS is overloaded when the connected loads exceed the maximum specified in the maximum load section under Specifications the overload LED comes on and the UPS emits a sustained tone The alarm remains on until the overload is removed Disconnect nonessential load equipment from the UPS to eliminate the overload Adon Battery During on battery operation the on battery LED illuminates and the UPS sounds an audible alarm consisting of four beeps every 30 seconds The alarm stops when the UPS returns to on line operation Low Battery When the UPS is operating on battery and the energy reserve of the battery runs low the UPS beeps continuously u
19. y The battery may not be fully charged when your UPS arrives Please allow four to six hours for charging To turn off the UPS set the Enable switch to OFF Pressing the Off button does not turn off the UPS To manually turn it off set the Enable switch to OFF When the UPS has been unused or in storage charge the battery before use The battery s charge will dissipate with disuse Allow four to six hours to charge the battery before using Be careful in choice of circuit breaker Be careful of voltage sensitivity when setting up a circuit breaker on the input side of the UPS If there is current leakage from the loads set the sensitivity higher Do not change the frequency of the UPS The frequency setting is either 50 Hz or 60 Hz It is preset and should not be changed Use reliable input power The AC line voltage to the UPS should be reliable without large fluctuations Set up the environment for the UPS The UPS should be placed in an environment within its temperature and humidity specifications and avoiding direct sunlight Allow airflow around the UPS The airflow around the UPS should be adequate to provide cooling Replace the battery Replace the battery at the recommended intervals Do not operate the UPS with its cover removed Using the UPS without its cover is a safety and electrical hazard Exercise caution when changing or adding loads Although loads may be changed or added while the UPS is in operation ca
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