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APC BC300 Series 40kW
208/450/480V User Guide
Copyright ©2002 APC Denmark ApS
This manual is subject to change without
notice and does not represent a commitment
on the part of the vendor
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Thank You Thank you for choosing the APC BC Series. Please read this User Guide thoroughly prior to using the system as it provides important information on safe and efficient use. The use of this product must comply with national, federal, state, municipal and local codes. IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS Safety Symbols used in this manual WARNING! Indicates a hazard which, if not avoided, could result in injury or death. CAUTION! Indicates a haz
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Contents: 1.0Introduction 4 1.1 Display Unit 4 2.0 UPS Stop/Start 5 2.1 UPS Stop (for stand-by) 5 2.2 UPS Start (from stand-by) 5 3.0Operation 6 3.1 Operation Modes 7 3.2 Using the Keys 8 3.3 Displaying Measurements 9 4.0 Parameter Settings 11 5.0 Alarms and Events 13 5.1 Silencing the Audible Alarm 13 5.2 Displaying the Alarm Log 13 5.3 Alarm Messages 14 5.4 Displaying the Events Log 23 6.0 Maintenance and Testing 24 6.1 Preventive Maintenance Check 24 6.2 Battery Monitor T
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Introduction 1.0 Introduction This UPS system is designed to offer reliable and problem-free power supply for several years. The system requires only a minimum of maintenance, but we recommend you follow the maintenance guidelines described in the “Maintenance & Testing” section of this User Guide. 1.1 Display Unit The display unit (located on the front of the UPS) is the link between the user and the UPS and consists of a display, an alarm LED indicator and a keyboard. The displa
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UPS Stop/Start 2.0 UPS Stop/Start WARNING! AC voltage generated either from batteries or utility may be present at UPS output. Always disconnect AC input supply source, switch off UPS, AND switch off DC. TEST BEFORE YOU TOUCH! Some UPS systems have a factory-set auto-start feature, which automatically switches on the UPS whenever utility supply is switched on (AC line). See the “Parameter Settings” section in this User Guid
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Operation 3.0 Operation The keyboard is used to program and control parameters and to display alarm messages and measured values. Figure 2 990-1403 6 User Guide APC BC300 Series 40kW 208/450/480V UPS
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Operation 3.1 Operation Modes The display automatically indicates which mode the unit is operating in. See Table 1 below for sample display messages and an explanation of each. Table 1: Operating Modes Sample Display Operation Mode Description Mode Normal Operation The UPS is in the normal operation mode. During normal operation, load power ##% utility (AC line) passes through the UPS and to the load. The inverter regulates the output and charges the batteries. The UPS measures al
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Operation 3.2 Using the Keys Table 2: Using the keys Key Function Key Function Scroll up through lists of e.g. Display the time and date. If the parameters, alarms, or events. unit is in the parameter mode, use this key to change the setting of a parameter from “OFF” to “ON.” Scroll down through lists of e.g. parameters, alarms, or events. Display inverter current. Enter a value or exit a mode. Display output frequency. Display the alarm log. If the unit Display utility (AC inpu
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Operation 3.3 Displaying Measurements The APC BC300 Series UPS measures several values during operation that you can display by pressing one or two keys. This section illustrates how to display the measurements, what a sample display of each measurement looks like, and what the display reads. If two keys are shown, press those keys simultaneously. The display values shown below are samples only. Table 3: Display Measurements (Examples) Key Sample Display
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Operation When two keys are shown, press those keys simultaneously. Keys Sample Display Description Battery temp. 25° C Battery temperature is 77° F (25° C) Output peak curr 19 19 19 Output peak current is 3 x 19 Aac. Aac Returns to “Normal operation” Normal operation load display and indicates the% load of the power xx% most fully loaded phase (leg). Year, month, day. 01.12.16 Hour, minute, second. UTC = Universal Time Coordination. (This 10.22.13 UTC may be programmed to
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Parameter Settings 4.0 Parameter Settings User parameters allow you to define the UPS settings. You can view and program the parameters listed in Table 2 below. The parameters are easy to access and program: simply follow the five steps below. NOTICE! Make sure that you fully understand a parameter before changing it. Call APC Technical Support or your nearest APC office for assistance. 1. Press
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Parameter Settings Table 4: Parameter Settings PARAMETER FACTORY DESCRIPTION SETTING Second Language OFF If you select ON, the APC BC300 Series displays all messages in its second language (Spanish). Adaptive slewrate ON OFF is used when utility frequency is unstable. Call APC Technical Support before changing this parameter. Battery monitor — Choose ON to reset the battery monitor alarm and reset remove battery monitor alarm messages from the alarm log and to res
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Alarms and Events 5.0 Alarms and Events Alarms are indicated by a red light (above the left-hand corner of the display) and a 30-second acoustic signal. An alarm is registered in the alarm log as long as it is present. All alarms are also registered in an event logger and remain there in a stack with room for 250 events. The events are stored in order of occurance, with the latest event appearing first. 5.1 Silencing the Audible Alarm To silence the audible alarm, press The audi
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Alarms and Events 5.3 Alarm Messages Table 5: Possible Alarms Alarm Description Action Message Battery MCB is The battery breaker is open. If At the battery breaker, set the off bypass voltage is within tolerance, precharge/discharge switch to the the unit transfers to static bypass precharge position and hold it in operation. If not, the unit transfers this position until the LED turns to stand-by and does not supply off. Precharge is very important output voltage. to prevent damage
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Alarms and Events Table 5: Possible Alarms Charge reg. Failure in charge regulation. The Call APC Global Service. error (reg. = unit transfers to battery until the regulator) “Low DC shutdown” alarm occurs; then, it transfers to stand-by and does not supply output voltage. External service The external service bypass switch Call APC Global Service. switch activated is in the line position. The unit is in stand-by and does not supply output voltage. However, the loads may be receiving
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Alarms and Events Table 5: Possible Alarms High output The output voltage is higher than If the alarm is still active, put the voltage (This the alarm setting. The unit stays in UPS into bypass by displaying alarm is usually the normal operation mode. If the the user parameters and only listed in the alarm is not cleared, the unit will changing “Bypass Operation” to events log) transfer to static bypass operation “ON.” (See the “Parameter if bypass is within tolerance. If Settings”
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Alarms and Events Table 5: Possible Alarms Low DC The UPS has been running on If the UPS is programmed for shutdown (This battery power because of a power auto-start, it will automatically alarm is normal outage or problems in the AC input. restart when the power outage when the UPS Battery voltage has dropped below ends and AC input is again has run on the shutdown setting, and the UPS available. If the UPS is not battery for a has shut down. If bypass is within programmed for auto
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Alarms and Events Table 5: Possible Alarms Mains is out of The utility (AC input) voltage is too If possible, restore AC input tolerance (This high or too low, so the unit power to the UPS. If AC input is alarm occurs transfers to battery operation. If available to the UPS, ask an during a power AC input returns to normal, the electrician to make sure that 1) outage) unit transfers back to normal the correct input voltage is operation. If not, the unit continues available to the UPS,
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Alarms and Events Table 5: Possible Alarms Output is out of The output voltage is too high or too If the UPS is in stand-by, restart tolerance low (out of tolerance). If the alarm the UPS by pressing the green was caused by high output voltage, button inside the door. If the UPS the unit transfers to static bypass will not restart, a user may have operation if bypass is within started an emergency power off tolerance. If bypass is not within (EPO) shutdown. Find out if the tolera
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Alarms and Events Table 5: Possible Alarms Static switch 1 The temperature on the heat-sink Find the vents for the UPS fans temp. warning for the main static switch is higher and check to see if the fans are than the warning setting. The operating. Do not try to open the unit’s status does not change. unit, and do not insert anything However, if the temperature into a fan vent. If the fans are not continues to rise, the unit will operating, call APC Global sound a “Static switch 1
