T1X06000GA-N1-R3 datasheet(57/118 Pages) TOSHIBA

57 / 118 page

T1000 Series UPS 5.6-6kVA Installation and Operation Manual – 91074-005

16. UPS Protection System

16.1 UPS Protection Devices

The following schematic shows the electrical locations of the protection devices on the UPS.

16.2 UPS Protection Devices Fault Response

The following charts show the UPS response to common faults.

TABLE 16-1: UPS FAULT PROTECTION FUNCTIONS

Protection Item

Output Overvoltage Output Undervoltage

Output Overload

LCD Message

VOOV

VOUV

OL110

Cause

Control malfunction;

EEPROM error

(reprogram or replace)

Control malfunction;

Fuse opened; Load issue

Loading that exceeds design

parameters

Operation Mode

After Fault

Bypass operation – Chopper and inverter are

stopped

Inverter OL: Transfer to bypass;

Bypass OL: Inverter stopped,

chopper continues to boost DC

bus

Audible Alarm

Continuous buzzer

See Audible Alarm Functions on

page

Visible Alarm

Red Fault LED on

Inverter OL: Fault lamp off

Bypass OL: Fault lamp on

Relay Contact

Alarm

Fault relay closed

Bypass relay closed

Fault relay open;

Inverter OL: Bypass relay closed

Bypass OL: Bypass relay open

Auto-retransfer*

Inverter OL: Yes if bypass is OK

Bypass OL: No

Input

Abnormal

Low Battery

Level

Overheating

Overcurrent

Current Limit

Overload

Overvoltage/

Undervoltage

Output

Power

Line Filter

Inverter

*Static Switch

Optional

Transformer

Input

Power

Input

Fuse

Power Flow

Bypass

* Switches are

solid state

devices.

MCCB

Output

Fuse

MOV Over-

current

Protection

Batteries

–

Rectifier/

Chopper

Negative

Bus

FIGURE 16-1: UPS PROTECTION DEVICE LOCATIONS

T1X06000GA-N1-R3 Datasheet(PDF) 57 Page - Toshiba Semiconductor

T1X06000GA-N1-R3 Datasheet(HTML) 57 Page - Toshiba Semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL