Mitsubishi Electronics 2033C technical manual Input Contacts for remote access of UPS

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MITSUBISHI

2033C SERIES UPS

Page Number:

ELECTRIC

OWNERS / TECHNICAL MANUAL

2-7

B) Input Contacts (for remote access of UPS)

External contacts are provided by the user of the UPS system. The terminal voltage at the UPS is 24Vdc. External dry contacts are to be provided accordingly.

NOTE: Do not apply voltages to remote access input terminals. Damage to UPS may result.

Refer to Figure 2.8 for a typical wiring configuration. Although this figure shows the emergency stop configuration, the same wiring arrangement is used for battery temperature high. See below for terminal connection details.

FIGURE 2.8 Remote "Stop" Contact Connections

UPS Cabinet

Relay

Coil

24 VDC

Relay Coil current : 8.3mA

External to UPS

Cabinet

Emergency

Stop

2

Use Momentary Switches

User supplied

Details of input contacts for remote access :

Terminals 1 to 2 “Emergency Stop” contact input

Used to perform a remote UPS emergency power off (EPO).

The load will be dropped.

Terminals 3 to 4 “Battery Temp. High” contact input

Input fed by a thermocouple that monitors battery temperature. The converter float voltage level is reduced for battery over-temperature conditions. The external thermocouple will be user supplied

NOTE : In all cases, a switch having a protective cover is recommended in order to reduce possibility of accidental operation.

MITSUBISHI ELECTRIC 2033C SERIES UPS

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Contents 2033C Series Owners / Technical Manual Electric Owners / Technical Manual Mitsubishi 2033C Series UPSNumber Table of Contents Iii List of TablesList of Figures Single Line Diagram UPS on Maintenance Bypass OperationHow to use this Manual Electric Owners / Technical Manual Introduction Important Safety Instructions Retain These InstructionsMitsubishi 2033C Series UPS Electric Owners / Technical Manual General Mitsubishi 2033C Series UPS Overview AC input User supplied Single Line Diagram Battery Operation Transfer of load from maintenance bypass to inverter Transfer of load from inverter to maintenance bypass5a UPS Parts Location7.5-20kVA SWM RYDR-X LCD Touch Panel Monitor Display Relay PCB RYDR-X board Signal I/F on RYDR-X board FigureReset switch for Service Personnel only External contact signal terminal blockUPS Cable Width Depth Height Weight Heat Loss SpecificationsKVA EntryBattery AC Input CharacteristicsAC Output EnvironmentalRating of Contactors and Fuses Component Description Component Rating @ 208V,3 phase, 60 HzMain Menu Screen LCD Touch Panel Monitor Display and KeypadMeasurement Screens Main Menu Screen Battery Measurement ScreenAC Input Measurement Screen AC Output Measurement ScreenFault Display Screen Electric Owners / Technical Manual Fault Display ScreenAlarm Silence Silence gray Battery operation BAT OP. yellow10Emergency Power Off EPO red 11Load on maintenance bypass MBP redOverload External Signal Terminal BlockTerminals 7 to 8 Load on Inverter contact Output Contacts for external alarm annunciationTerminals 11 to 12 Battery Operation contact Terminals 3 to 4 Battery Temp. High contact input Input Contacts for remote access of UPSSUB 9Pin male External communication connectorTransportation and Installation Installation and OperationMitsubishi 2033C Series UPS Electric Owners / Technical ManualSpace requirement for routine maintenance Installation ProcedureBattery Minimum clearance required for ventilationMitsubishi 2033C Series UPS RED Burndy UPS Terminal Designation Number Input/Output Power Terminals 7.5kvA 20kVAMBS DC Input Power TerminalRYDR-X C N a B C NRYDR-X MBS AC Input AC Output DC InputGrounding bar UPS Shutdown Procedure Operating Procedures UPS Start-up ProcedureEPO Emergency Power Off Procedure Electric Owners / Technical Manual Response to UPS Failure UPS FaultUPS Component Parts Electric Owners / Technical Manual Parts ReplacementContact Mitsubishi Electric Automation, Inc. at Electric Owners / Technical Manual Fault CodesMitsubishi Transfer circuit abnormal Call service engineer Mitsubishi 2033C Series UPS Mitsubishi Electric Automation Inc Warranty & Out of warranty ServiceCustomer Information Register UPS for Warranty Address ChangeMitsubishi Electric Automation, Inc

2033C specifications

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