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Installation
®
Symmetra
MW II
1200 kW
400 V
X012 X017
X008A X013 X014B
X014A
X008B
X010 X011
X021 X007
X022 Normal Normal
UPS Summary
~ ~
X405
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Contents Safety ......................................................................1 IMPORTANT SAFETY INSTRUCTIONS - SAVE THESE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Symbols used in this guide . . . . . . . . . . . . . . . . . . . . . . . . . 1 Installation safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 System Overview......................................................3 UPS Sections . . . . . . . . . . . . . . . . . . . . . . . . . .
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Specifications ........................................................ 17 Low-Impedance/High-Impedance Earthing. . . . . . . . . . . . . . . . 17 Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 AC Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 DC Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 AC Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 AC Input Ex
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Safety IMPORTANT SAFETY INSTRUCTIONS - SAVE THESE INSTRUCTIONS This guide contains important instructions for SYMF1200KH that should be followed when handling the UPS, External Bypass Static Switch, Battery Enclosures, and Batteries. Symbols used in this guide Warning: Indicates an electrical hazard, which, if not avoided, could result in injury or death. Caution: Indicates a hazard, which, if not avoided, could result in injury or death. Note: Indicates important information. Indicates that
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Warning: Do not use high voltage testing equipment as it will destroy the electronic circuits in the units. Caution: The system is equipped with an optional auto-start function enabling the system to start without any warning when power is applied. Caution: All wiring to be in accordance with applicable national and/or local electrical wiring rules. This unit contains components that are sensitive to electrostatic discharge (ESD). Follow proper ESD procedures to avoid severe damage to electr
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1067 mm System Overview UPS Sections The UPS system consists of two 600 kW Inverter Sections, a Control/Input/Output Section and an External Bypass Static Switch Section. Serial number The serial number is stated on the type label behind the finishing panel above the display unit. Remove finishing panel as described in “Appendix C” to see serial number. Inverter Section The Inverter Sections regulate the UPS output and operates from battery power in the event of mains input loss. Control/Inpu
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External Bypass Static Switch The External Bypass Static Switch (External Bypass SSW) transfers the load (manually or automatically) from the UPS to an alternate source without interrupting the supply to the load. Normal ~ ~ 1067 mm 2 MW External Bypass Static Switch Width: 1014 mm Weight: 636 kg Serial number The serial number is stated on the type label behind the finishing panel above the display unit. Remove finishing panel to see serial number. 4 Symmetra MW II 1200 kW 3 x 400/230 V Insta
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Electrical Installation Typical UPS Wiring Principle Power wiring overview See separate guide on parallel operation for wiring overview in parallel systems. Symmetra MW II 1200 kW 3 x 400/230 V Installation - 990-1979E-001 5 Symmetra MW Maintenance Bypass Panel (MBP) 6 MAINS Battery Breaker Box 1 Batteries 1 9 9 External Bypass Static Switch Battery Breaker Box 2 Batteries 2 6 1. MAINS SOURCE 3X400/230V TN-S (PROVIDED BY OTHERS). 8. DC CABLING SHOULD BE SEGREGATED FROM AC CABLING 2. Q1 - Q6 WI
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External disconnection switches Warning: The UPS has no built-in disconnect devices to switch off external AC (Q1 and Q5) and DC (Q7 and Q8) input power. Ensure that the disconnect devices are available as separate components for this installation. Note: The installer must provide each external disconnect device for this UPS system with labels displaying the following text: “Isolate the Uninterruptible Power Supply (UPS) as instructed in the User Guide before working on the circuit.” Input/O
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AC and PE cable connections Top view of top cover For battery For AC and PE For AC and grommets grommets PE grommets N Normal UPS Summary ~ ~ L1 IN L2 IN L3 IN L1 OUT L2 OUT L3 OUT Note: No drilling or cutting should take place over the top of the UPS. Symmetra MW II 1200 kW 3 x 400/230 V Installation - 990-1979E-001 7
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1. With the top covers removed, drill holes for AC, PE and Battery grommets in areas shown. 2. Re-fit the covers and install the grommets. 3. Feed AC and PE cables through grommets in the Control/Input/Output Section. Hole distance DC Hole distance AC Hole distance grounding Cable lug Busbar Cable lug Busbar Cable lug Busbar 44.45 mm 44.45 mm 44.45 mm 44.45 mm 44.45 mm 44.45 mm 35.8 mm 58 mm 46.99 mm M10 stud fl 13 fl 13 4. Connect PE cable. 5. Connect AC IN cables to normal power and bypass pow
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X012 X017 X008A X014B X013 X014A X008B X011 X010 X021 X007 Normal Normal UPS Summary X022 ~ ~ BAT1 + BAT2 - BAT1 - BAT2 + 1. Feed the battery cables through the grommets. 2. Connect battery cables to Bat 1+ and Bat 1-. 3. Connect battery cables to Bat 2+ and Bat 2-. Note:The battery cables can be connected on either side of the busbar. Symmetra MW II 1200 kW 3 x 400/230 V Installation - 990-1979E-001 9 X405
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External Bypass Static Switch Wiring Warning: Before you start the installation, verify that all AC and DC power source breakers are in the open position. Warning: Use only manual reset protection as input over-current protection. Warning: Over-current protection required by national wiring rules. Warning: The UPS has no built-in disconnect devices to switch off external AC (Q1 and Q5) and DC (Q7 and Q8) input power. Ensure that the disconnect devices are available as separate components for
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Top cable entry Top view of top cover X012 X017 X008A X014B X013 X014A X008B X011 X010 X007 Normal Normal X021 UPS Summary X022 ~ ~ Top view of input and output L1 IN L2 IN L3 IN L1 OUT L2 OUT L3 OUT Side view of PE busbar. 1. Loosen the 8 bolts to remove top cover. Note: No drilling or cutting should take place over the top of the UPS. 2. Drill holes for grommets. 3. Re-fit the covers and install the grommets. 4. Feed the cables through the grommets. Connect cables at cable c
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H8 1 2 H7 Q8 Q7 1 2 1 X129 2 1 7 X128 12 10 9 8 6 5 4 3 2 1 11 2 12 34 5 671 8910 112 Q Q 1 2 Q 3 Q Q 4 5 Q 6 Communication cable overview Terminator External Bypass Static Switch Maintenance Bypass Panel 0N-0765 Relay output X134A X134A X134B 1 1 X177 X177 X170 X174 2 X175 2 Earth fault sensor Norm.op 1 X128 2 Note 1 1 X129 2 - C2 MBP CAN I/O board 2 0P4533 X131 + - C1 + X130 Note 3 1 X128 2 Lamps X172 X176 1 X129 4 6 8 10 12 34 56 1 2 3 5 7 9 11 12 2 +- -+ - - +- + - + - + + 24VDC Q5 H3 H4 H5
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Relay Boards Location of relay boards Nor mal UPS Summary ~ ~ Relay boards Communication cables with optional Relay Board Backplane X008A Fan CAN X008A Symmetra MW II 1200 kW 3 x 400/230 V Installation - 990-1979E-001 13
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Relay board 1 connections Relay Function Mode Special Comments Output 1 Common alarm Fail safe Output 2 Normal operation Active on Output 3 Bypass operation Active on Output 4 Battery operation Active on Output 5 V out of tolerance Fail safe DC Output 6 Battery conditon fault Fail safe Battery fault detected by battery monitor Output 7 Maintenance bypass Active on operation Output 8 Mains out of tolerance Fail safe Output 9 Bypass out of tolerance Fail safe Output 10 Output out of tolerance Fai
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Relay Function Mode Special Comments Input 7 Reserved for future use Input 8 Reserved for future use Relay board 2 connections Relay Function Mode Special Comments Output 1 Info level alarm Fail safe Output 2 Warning level alarm Fail safe Output 3 Severe level alarm Fail safe Output 4 Input frequency too high Fail safe Output 5 Input frequency too low Fail safe Output 6 Output frequency too Fail safe high Output 7 Output frequency too Fail safe low Output 8 Bypass source fault Fail safe Output 9
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16 Symmetra MW II 1200 kW 3 x 400/230 V Installation - 990-1979E-001
