Toshiba TOSNIC-7000S instruction manual Circuit Configuration

Page 14

6 F 3 H 1 0 0 1

Table 6.1 Control Functions

No.

Device

Name / Function

 

 

 

c

52R

Main circuit AC input circuit breaker

When the AC input is normal, power is

 

 

supplied to the UPS through this circuit

 

 

breaker.

d

72B

Main circuit DC input circuit breaker

When AC input has been cut off, power is

 

 

supplied from the battery to the UPS

 

 

through this circuit breaker.

 

52C

Bypass AC circuit breaker

e

When bypass power is supplied, power is

 

 

supplied to the load through this circuit

 

 

breaker.

f

52M

Maintenance bypass AC circuit breaker

When bypass power is supplied for UPS

 

 

maintenance, power is supplied to the

 

 

load through this circuit breaker.

g

52L

AC output circuit breaker

While UPS power or bypass power is

 

 

supplied, power is supplied to the load

 

 

through this circuit breaker.

h

8A

Control power source switch

When AC input is normal, pressing this

 

 

switch supplies power to the control power

 

 

source.

i

6CH

Precharge circuit button

Pressing this button supplies power to the

 

 

circuit that precharges the DC electrolytic

 

 

capacitor before power is supplied to

 

 

circuit breaker 52R.

 

 

 

Normal Status During Operation

ON

ON

ON

OFF

ON

ON

ON

Remarks

When the circuit breaker is tripped in manual mode, reset it by grasping the handle and pulling it down or to the right.

Certain systems are also provided with the switch 8D.

6.2 Circuit Configuration

UPS

52R

AC INPUT

 

BYPASS

52C

AC INPUT

 

72B

52L

AC OUTPUT

BATTERY

52M

Figure 6.2 Standard Circuit Configuration

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Contents ALL Rights Reserved July3 H 1 0 0 Procedure and the status of the UPS unit Vent type stand-alone lead storage batterySealed stand-alone lead storage battery Synchronized modeExact nature of what must be done is indicated Safety PrecautionsIntroduction 3 H 1 0 0 Safety Precautions UseCards Do not open the rear door Accordance with customer stipulationsDo not touch rotating section Locations of the Warning Labels Example 300 kVABe always Do not turn off Turn on Running Handling Precautions 3 H 1 0 0 Handling Precautions 3 H 1 0 0 Handling Precautions Contents Appearance Example 300 kVAExample 300 kVA C52R D72B E52R F52M G52L H8A I6CH Controls and Circuit ConfigurationPanel Controls This may result in failureCircuit Configuration Fault UPSPanel Keys 3 H 1 0 0 Panel Key-switchKey-switch Function Name Remarks Key Functions For HS or AHH individual battery systems Name Function RemarksPanels Graphic Display Panel2 Graphic Display Panel Control This LED is unlit when the converter has stopped This LED lights up when the UPS is operatingThis LED lights up when the AC input circuit breaker Operating. It blinks when the converter is starting upLCD Display Scroll up Scroll down200V 3 H 1 0 0 Normal Display ScreenNormal Display Screen LCD Screen Description 50 %BYP I/P-V Normal Display Screen60.0Hz 401V52R Trip 3 H 1 0 0 Failure Display ScreenFailure Display Screen LCD Screen Description 98-09-093 H 1 0 0 LCD Screen Switching Operation Operation General Description/Objective Types of OperationPre-operational check Startup Starts up and operates the stopped UPSProcedures StartupMain circuit AC input Circuit breaker 52R When the message Appears, turn onBypass Press ‘RUN’ Switch Bypass Move #52R to ‘ON’ PositionTo finish On page 14 for at least SecondWait several seconds For the startup process Main circuit DC inputHold down the UPS Key g in the Figure → The will start Power supply Changing processUPS power supply On page14 for at3 H 1 0 0 Switch Power Supply UPS → Bypass 3 H 1 0 0 3 H 1 0 0 Stop StopBatteries LED unlit → This complete UPS Shutdown Restart Press ‘RUN’ Switch Shutdown Move #52R to ‘OFF’Breaker72B 3 H 1 0 0 Complete Shutdown Complete ShutdownTurn off the precharge Circuit switch 6CHUsing the scroll keys Wait about 20 minutes Until the DC capacitorChanging From Floating Charge to Equalized Charge Second → Change to floating Charge is complete Changing From Equalized Charge to Floating ChargeCheck to make sure That the Equal Float Charge LED lit Equal Charge LED unlitChanging from Protective Charge to Floating Charge 3 H 1 0 0 Changing the Power Supply to Maintenance Bypass Changing From UPS to maintenance Bypass Power Supply1 Startup Changing From Maintenance Bypass to UPS Power SupplySame as steps 1-4 52R 72B 52C 52M 52LName Description TroubleshootingTypes of Errors 52R Trip 98-09-09 LCD Failure DisplaysFailure Data Screen Failure Data Screen Descriptions↑ indicates there is a warning screen before this screen Up to 10 screens of warning data can be displayedShows the nature of the warning. For details, see Section ↓ indicates there is a warning screen after this screen3 H 1 0 0 Failure Messages Protective Detector LocationsFault Trip LCD Message Description IndicationBattery temperature has risen Bypass input frequency errorIncluding operation error Battery fluid level has gone below prescribed levelFor Individual battery systems. For HS or AHH batteries Position of Scroll Keys in Failure Data ScreensScrolls to the next screen see Figure Scroll KeysScrolls to the previous screen see Figure Procedure Saving WaveformsOnly open the front panel when performing necessary Restoring UPS OperationFailure Data screens 98-09-09 By scrolling with scroll 11 Restoring UPS Operation ExampleAlso check for other Panel