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Dale Power Solutions Ltd

User Manual

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Internal layout (door open)

Figure 3 shows the internal layout with the door open and all protective covers removed.

Figure 3 E420, E430 and E440 internal layout

Note:

E460/E480 units are taller and the E480 is fitted with larger breakers and terminals in the lower

part of the cabinet. Terminal and battery connections vary from those shown above.

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Summary of Contents for E420

Page 1: ...dalepowersolutions com www dalepowersolutions com 44 0 1723 583511 S5264FU01 Rev 3 Dale Power Solutions Ltd User Manual E400 Series UPS E420 E430 E440 E460 E480 Dale Power Solutions Ltd own the copyright to this document which may not be copied reproduced or disclosed to a third party without written permission ...

Page 2: ...1 3DU UK info dalepowersolutions com www dalepowersolutions com 44 0 1723 583511 Dale Power Solutions Ltd reserves the right to make changes in specification without notice or liability All information is subject to Dale Power Solutions Ltd own data and is considered accurate at time of publishing ...

Page 3: ...ng considerations 11 Wiring considerations 11 Units in parallel 12 Earth leakage current 12 Operation from a generator 13 Cable sizes 13 Unpacking the UPS 13 Internal layout door open 14 Wiring the UPS 15 Wiring units in parallel 18 Operation 21 Working modes 21 On Line mode 21 Battery mode 21 Auto restart mode 21 Bypass mode 21 ECO mode 22 Frequency converter mode 22 Before switch on 22 Switching...

Page 4: ...e 32 Fan 32 Battery 32 Battery change 32 Visual check 32 UPS status check 32 Function check 32 Troubleshooting 33 Black Start procedure 33 Events 33 Alarm information 34 Frequently asked questions 36 Appendix 1 Signals options 36 RS232 serial port 36 Contact closure for external batteries 37 SNMP card with environmental monitor 38 Relay card monitoring and control 39 Dry contact relay signals 41 B...

Page 5: ...ternal maintenance or battery replacement contact Dale Power Solutions ltd Keep the UPS in a dry well ventilated location away from any area or situation in which there is a risk of fire such as direct sunlight or other sources of heat If the UPS emits smoke turn off immediately the input circuit breaker and battery circuit breakers and contact Dale Power Solutions ltd WARNING This is a product fo...

Page 6: ...ntinued compliance requires installation in accordance with the instructions this manual and the use of manufacturer approved accessories only According to IEC62040 this is a low emission class C3 Uninterruptible Power System UPS product In a residential environment this product may nevertheless cause radio interference in which case you may be required to take additional measures Energy conservat...

Page 7: ... be installed and operated as a single unit or it can be operated with other units of the same type in parallel N 1 redundant mode for additional reliability or in parallel capacity mode for increased output rating Product range The following table lists the models available in the E400 series Models with an E suffix are designed for operation with an external battery Capacity 20 kVA 30 kVA 40 kVA...

Page 8: ...nsfer switch STS If maintenance or repair is necessary the UPS can supply the load via the internal and manually controlled maintenance bypass breaker With the exception of the maintenance bypass breakers internal and external all the breakers shown are closed during normal UPS operation Figure 1 Single unit block diagram An external bypass breaker enables a UPS to be replaced without interrupting...

Page 9: ...missioning and servicing This output is accessible when the cabinet door is open Multi unit operation Up to four units can be operated in N X parallel mode to provide additional power or higher reliability In this configuration the load is shared equally between the units It is also possible to operate with load bus synchronisation LBS which allows the load to be transferred seamlessly between two...

Page 10: ...allation please follow these instructions and the local electrical code of the area or country in which you are installing the equipment If the UPS is to be supplied from a local transformer ensure the transformer kVA rating is at least 50 greater than the UPS output kVA rating and the output is 4 wire star configuration Use circuit breakers and cables with the correct rating see the next section ...

Page 11: ...ransformers are available for applications where sources do not share the same neutral reference or where the neutral is not available Earth leakage current The residual earth current introduced by the RFI suppression filter inside the UPS is between 3 5 mA and 1000 mA We recommend that you verify the selectivity of the residual current detector RCD with all other differential devices both upstrea...

Page 12: ...25 80 50 95 35 1 Most connections are made to terminal blocks however some neutral and battery cable connections are made to studs Caution Size the ground earth conductor for the a c supply fault rating cable lengths and type of protection External bypass and battery breakers are specified at the time of purchase Unpacking the UPS To unpack the UPS 1 Cut off the shrink wrapping carefully from arou...

Page 13: ...nal layout with the door open and all protective covers removed Figure 3 E420 E430 and E440 internal layout Note E460 E480 units are taller and the E480 is fitted with larger breakers and terminals in the lower part of the cabinet Terminal and battery connections vary from those shown above ...

Page 14: ... and matches the number specified in your order b Remove the cover plate below the black start switch and check that the correct combination of battery jumpers is fitted for the number of batteries in the system Figure 4 Example showing links fitted for 40 batteries No of batteries J3 J2 J1 32 Not fitted Not fitted Not fitted 34 Not fitted Not fitted Fitted 36 Fitted Not fitted Fitted 38 Not fitte...

Page 15: ...tions for E480 units 6 Wire output and battery cables to the terminals as shown in the appropriate diagram above On E480 units feed the battery centre tap cable round the back of the terminal block and wire it to the top of the left hand neutral terminal as shown above 7 Wire the input as follows E420 E430 E440 E460 to Main input Figure 5 E480 to L1A L2A L3A Figure 6 8 Secure all cables to the pun...

Page 16: ... Figure 7 Figure 7 E420 E430 E440 E460 breakers linked for split bypass operation b Wire the split bypass input as follows E420 E430 E440 E460 to Bypass input Figure 5 E480 to L1B L2B L3B Figure 6 WARNING CHECK THAT ALL CABLES ARE WIRED TO THE CORRECT TERMINALS DO NOT REVERSE THE INPUT LIVE AND NEUTRAL CONNECTIONS OR THE POLARITY OF ANY OF THE BATTERY CABLES 10 If your unit has an SNMP card fitted...

Page 17: ...u need a bypass for the parallel system it must be wired as an external item WARNING BEFORE ATTEMPTING TO WIRE THE UNITS ENSURE ALL BREAKERS ARE IN THE OFF POSITION To connect two or more units in parallel 1 Wire the power cables and optional signals as described above 2 If a system bypass is required wire in a separate MCB capable of carrying the total system load current as shown below This is n...

Page 18: ...t 2 in a ring arrangement using the supplied cables as shown below Make sure you wire all CAN bus connectors and secure them in place using their captive screw locks 5 Replace the protective cover to protect the CAN bus cables against accidental removal 6 Optional connection You can control and monitor all units using the RS232 port on one UPS To do this connect the RS485 socket of one unit to RS4...

Page 19: ...r Manual 20 7 If required wire the LBS load bus synchronisation connection as described on page Error Bookmark not defined 8 If required wire a remote emergency power off EPO switch as described on page Error Bookmark not defined ...

Page 20: ...ond Eventually the UPS shuts down to prevent damage to the batteries When the a c mains is restored the inverter starts automatically and the UPS reverts to on line mode If you turn off the UPS in battery mode it restarts in bypass mode and you must press the INVERTER ON button to start the inverter Auto restart mode Following an extended a c mains failure the battery will become exhausted When th...

Page 21: ...working modes 2 Check all the wiring 3 Check that the rated load does not exceed the rated output of the UPS 4 If the UPS is supplied by a generator check that the generator is correctly rated and wired see Error Reference source not found on page 11 5 Apply the wheel locks and screw down the feet to prevent the UPS from moving Switching on the UPS Note It is important to switch on your UPS as des...

Page 22: ...inverter without interruption The battery inverter and output indictors should be on 2 Switch on the mains to simulate utility recovery the rectifier should restart automatically after 10 s and supply the load Switching off the UPS Caution All power to the load will be removed when you follow this procedure To switch off the UPS 1 Switch off the battery breaker according to the manufacturer s inst...

Page 23: ...to connect a second LCD for remote monitoring and control Contact your distributor for details Caution To ensure no one accidentally catches a tilted panel it is advisable to return it to its vertical position when not in use The following table describes the operation of the LED indicators LED Colour Description Output Green On when the load is being supplied Inverter Green On when the UPS is sup...

Page 24: ...eturn to the previous menu level Press to select another menu item or change a parameter Press to select another menu item or change a parameter F Press to view event and alarm logs 0 to 9 Press to enter a digit from 0 to 9 when making changes to settings EPO Emergency Power Off Press to disconnect power from the load The rectifier inverter static bypass and battery operation are disabled Inverter...

Page 25: ... or to display the tabs The Input tab is highlighted and the input information is displayed on the screen below the tab as shown in the following sections 2 Press or repeatedly to scroll along the tabs Eventually the following set of additional tabs is displayed Note The values shown below are examples only The values in your system are likely to be different Input information Output information ...

Page 26: ...lter Road Eastfield Industrial Estate Scarborough North Yorkshire YO11 3DU UK info dalepowersolutions com www dalepowersolutions com 44 0 1723 583511 Inverter information Battery information State information Parallel information ...

Page 27: ...Dale Power Solutions Ltd User Manual 28 Command information Setting information Recorded events list This page shows up to 120 of the most recently recorded events normal operation and fault information ...

Page 28: ...usually Language 3 Either press Ent to change the language settings or press or to highlight another parameter and then press Ent 4 Depending on the parameter either press or or use the number keys to change the setting 5 Press Ent to save the new setting or press Esc to cancel the change The changeable parameters and their values are shown in the following table Setting Parameter Description Lang...

Page 29: ...default System Frequency Level 50 Hz default 60 Hz Auto Turn on Allows the UPS to auto restart when mains is re applied after a 100 battery discharge following a mains failure Enable default Disable Bypass frequency range 1 2 3 4 5 default Bypass Volt Upper Limit 5 10 15 default Bypass Volt Lower Limit 20 30 45 default Invert Volt fine Allows you to fine adjust the inverter output 0 0 5 1 1 5 2 2 ...

Page 30: ...able use for VRLA batteries Shutdown Pre Alarm Time Set the number of minutes before a predicted shutdown that an alarm is given The prediction is based on the battery capacity and load Time 1 to 99 _ _ minutes Max charge current Set to 10 of the battery Ah capacity rating in amperes _ _ A E420 and E430 1 to 15 A E440 E460 and E480 1 to 30 A in 1 A steps LCD display messages Display messages appea...

Page 31: ...f it has not been used If the ambient temperature is higher than 25 C charge the battery every 2 months Maintain external batteries at least once a year If the backup time has significantly reduced or a battery fault is displayed on the LCD screen contact your distributor to find out if the batteries need replacing WARNING DON T SHORT CIRCUIT THE BATTERY AS IT CAN CAUSE A FIRE DON T OPEN THE BATTE...

Page 32: ...U is initialising 2 Standby 3 Non output The UPS is not providing power to the output 4 On bypass The inverter is off and the load is being supplied via the bypass switch 5 On line The load is being supplied via the inverter 6 Discharging battery The load is being supplied from the battery 7 EPO activated The emergency power off switch has been activated 8 Automatic self test The pre programmed ba...

Page 33: ...transfer due to inverter off When the inverter off manually The load exceeded the power capacity 33 Inverter invalid due to over load The load exceeds the UPS output capability 34 Change master Inverter master 35 Transfer times out Latched load transfer to bypass as a result of repeated transfers within one current hour Automatic reset is attempted in the next hour 36 UPS in shutdown due to overlo...

Page 34: ...ear this fault 24 Inverter IGBT bridge direct conduct protection Inverter shutdown 25 Inverter thyristor short fault There is a short circuit inverter SCR 26 Inverter thyristor broken fault There is an open circuit inverter SCR 27 Bypass thyristor short fault There is a short circuit bypass SCR 28 Bypass thyristor broken fault There is an open circuit bypass SCR 29 CAN comm fault CAN communication...

Page 35: ...sabled at the LCD control panel Enable the UPS using the LCD control panel 6 Inverter not working Inverter not started Press Inverter ON for 2 seconds 7 UPS works on bypass only Mains breaker is open Close the mains breaker UPS working in ECO mode Set the UPS to work in on line mode Switch Bypass times out If the UPS has repeatedly switched to bypass due to over current temp more than the bypass s...

Page 36: ...32 communications data format Parameter Value Baud rate 2400 bps Byte length 8bit End bit 1bit Parity check Null Contact closure for external batteries E400 series units are fitted with a Wieland Electric socket plug part number 25 340 3453 0 for contact closure signals to drive an external main breaker and an external maintenance breaker The connector is located behind a protective cover just bel...

Page 37: ...A topology using network modem and environmental functions The SNMP card supports the MEGAtec protocol allowing you to remotely monitor and manage your UPS system NetAgent II 3 Ports supports the Modem Dial in PPP function to enable remote control via the Internet when your network is unavailable In addition to the features of a standard NetAgent Mini NetAgent II has the option to add NetFeelerLit...

Page 38: ...Internal failure closed on Rectifier fault inverter fault and shutdown over temperature and shutdown short circuit and shutdown 6 Inverter output closed on 7 System alarm closed on Rectifier fault inverter fault and shutdown over temperature and shutdown short circuit and shutdown 8 Relay common GND 9 Remote shutdown V see opto specification below 5 V to 12 Vd c input 10 Remote shutdown 0 V not th...

Page 39: ...age VR 5 Vd c Forward input voltage 30 Vd c max 5 to 12 Vd c typical Forward current 25 mA max 16 mA typical Pulse forward current IFP 1 A 100 μs pulse 100 pps To connect to the relay card 1 Unlock and open the front door 2 On the front panel unscrew the card and slide it out completely or sufficiently to access the terminal block 3 Using the information in the tables above wire your signal cables...

Page 40: ... NC No connection BP_C Anti backfeed relay common BP_S Anti backfeed relay normally open To prevent the input being energised by backfeeding in the event of an internal failure connect this signal to an external circuit breaker trip GEN Generator signal input BAT_T Over temperature switch on battery Feed 12 V via the switch when the battery temperature is exceeded EPO Emergency power off connect t...

Page 41: ... operation Parallel port connectors These must be connected as described in Error Reference source not found on page Error Bookmark not defined LBS Load Bus Synchronisation signals These may be used to synchronise two paralleled systems as described below Remote emergency power off EPO as described below LBS Load Bus Synchronisation It is possible to synchronise the outputs of two separate paralle...

Page 42: ...in Figure 15 Only one 12V connection is required and it can be made to any unit in the system Switch type normally open Figure 15 An N 1 parallel system with remote EPO switch Appendix 3 Specifications Electrical Model E420 E430 E440 E460 E480 Capacity 20 kVA 30 kVA 40 kVA 60 kVA 80 kVA Input Input current maximum 40 A 63 A 80 A 125 A 160 A Power factor 0 99 Input type 3 phase 4 wire L1 L2 L3 N an...

Page 43: ...ry mode Output precision 1 0 Voltage distortion THD 2 with 100 linear load 4 5 with 100 non linear load DC component 500 mV d c Voltage precision Output balanceable 1 0 Output non balanceable 3 0 Overload 110 1 h 125 10min 150 1min Bypass mode 125 to 170 10 min Bypass and ECO voltage range Adjustable via the LCD panel using bypass volt upper limit and bypass volt lower limit Efficiency in line mod...

Page 44: ...onduction IEC 62040 2 Radiation IEC 62040 2 C3 Harmonic IEC 62040 2 Reliability MTBF Inverter 50 000 hrs Single module 250 000 hrs 1 1 expandable modules 400 000 hrs MTTR 30min Mechanical E420 E430 and E440 E460 and E480 Height mm 1200 1800 Width mm 600 600 Depth mm 730 730 Net weight gross weight E420 186 kg 226 kg E430 192 kg 232 kg E440 201 kg 248 kg E460 297 kg 354 kg E480 312 kg 369 kg Audibl...

Page 45: ...6 Appendix 4 Optional equipment The following items are available as options for the UPS SNMP card Battery temperature compensation special order Paralleling cables RS485 cable serial data cable to connect between paralleled units LBS cable ...

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