Toshiba TOSNIC-7000S - 46 -

- 46 -

6 F 3 H 1 0 0 1

Table 9.4 Fault (Trip)

# Item LCD Message

Indication Description

1 52RT 52R TRIP AC input circuit breaker #52R tripped.

2 72BT 72B TRIP DC input circuit breaker #72B tripped.

3 71BF DC FUSE BLW DC Main circuit fuse blew.

4 86MU MU FAULT1 An inverter or converted fuse blew.

5 WDCPU WD CPU An error occurred in the main control

microprocessor (CPU).

6 80PS CONT. PS. ERR The control power supply voltage fell.

7 80B1 BATT UV Battery voltage is below discharged voltage.

8 5E EPO SW ON An emergency stop was specified by the external

contact input. (Option)

Table 9.5 Warning - 1 (Converter stop/Input power error)

# Item LCD Message

Indication Description

1 27S AC I/P UV AC input voltage is low.

2 59S AC I/P OV AC input voltage is high.

3 95S I/P FREQ. ERR AC input frequency error.

Table 9.6 Warning - 2 (Stop and restart)

# Item LCD Message

Indication Description

1 27I AC O/P UV AC output voltage is low.

2 59I AC O/P OV AC output voltage is high.

3 51L AC O/P OL Load is too high.

4 51I AC O/P OC Load overcurren t.

5 51IO INV OC Inverter overcurrent.

6 76 DC OC Excessive current in DC section of main circuit.

7 45 DC OV Excessive voltage in DC section of main circuit.

8 51C AC I/P OC AC input overcurrent.

9 51CO CONV OC Converter overcurrent.

10 30MU MU FAULT2 The converter and/or inverter gate voltage fell,

or the converter and/or inverter overheated.

11 26C OVER TEMP Temperature high in cubicle.

12 WDDSP CONTROL ERR An error occurred in the control microprocessor

(DSP).

Contents

Main 6 F 3 H 1 0 0 1 Uninterruptible Power System (UPS) TOSNIC-7000S Instruction Manual (OPERATION) REQUIREMENT July 1999 - 1 - Definitions (1) Main unit c UPS: Uninterruptible Power System (2) Main circuit switches (3) Storage cells (4) Display 1. Introduction CAUTION 2. Safety Precautions WARNING Indicates that failure to observe proper handling - 3 - 2. Safety Precautions (continued) - 4 - WARNING - 5 - 2. Safety Precautions (continued) CAUTION - 6 - Locations of the Warning Labels (Example: 300 kVA) - 7 - 3. Handling Precautions - 8 - 3. Handling Precautions (continued) - 9 - 3. Handling Precautions (continued) - 10 - 4. Contents - 11 - 5. Appearance WARNIN G CAUTION - 12 - 6. Controls and Circuit Configuration NOTES WARNIN G 6.1 Panel Controls c52R d72B h i - 13 - c i h g l (**) f NOTES Touching the other sections of the unit may result in electric shock. NOTE *** - 15 - 6.3.1 Panel Key-switch Table 6.2 shows the function of the key-switch on the graphic display panel. 6.3.2 Panel Keys Table 6.3 shows the functions of the keys on the graphic display panel. NOTES - 16 - - 17 - 7. Panels 7.1 Graphic Display Panel (**) (*) - 18 - - 19 - - 20 - 7.2 LCD Display - 21 - 7.2.1 Normal Display Screen V - W 200[V] - 22 - - 23 - 7.2.2 Failure Display Screen 7.2.3 Warning Data Display Screen - 24 - 7.2.4 LCD Screen Switching V - W 200[V] - 25 - 8. Operation CAUTION NOTES - 26 - 8.1 Types of Operation 8.2 Pre-operational check - 27 - 8.3 Procedures 8.3.1 Startup Table 8.1 shows the procedure used to start up the UPS. LED status : Unlit : Lit : Blinking - 28 - - 29 - - 30 - - 31 - 8.3.2 Switch Power Supply (UPS Bypass) Table 8.2 shows the procedure used to switch between UPS power supply and bypass power supply. Page - 33 - 8.3.3 Stop Table 8.3 shows the procedure used to stop the UPS. - 34 - - 35 - 8.3.4 Complete Shutdown - 36 - - 37 - - 38 - - 39 - 8.3.6 Changing to Floating Charge etc. (for MSE individual battery) - 40 - 8.3.7 Changing the Power Supply to Maintenance Bypass - 41 - - 42 - 9. Troubleshooting 9.1 Types of Errors The following types of errors may occur on the UPS: - 43 - 9.2 LCD Failure Displays 9.2.1 Failure Data Screen - 44 - 9.2.2 Warning Data Screen c d e f - 45 - 9.2.3 Failure Messages - 46 - - 47 - * - 48 - 9.2.4 Scrolling Through LCD Screens in the Event of Failure i j k - 49 - ii i - 50 - g f d e c - 51 - 9.4 Restoring UPS Operation WARNING - 52 -