Toshiba T42F3F500XAMBN User Manual - Page 46

TOSHIBA

6.12.2 Line-2 System Fault Messages

Line-2 fault messages are automatically displayed when a system fault is detected.

LINE-2 MESSAGES

Display Message

Translation

DCOC

DC Over-current

DCUB

DC Unbalanced

DCOV

DC Over-voltage

OH

Overheat (internal)

OL

Output Overload

VOUV

Inverter Under-voltage

VOOV

Inverter Over-voltage

6.12.3 Line-3 System Messages

Line–3 messages show load current information, and user selected instructions.

6.12.4 Line-4 System Messages

Line-4 messages reflect the UPS operating conditions. Warning messages will be

displayed when an abnormal operating condition occurs. The following chart shows the

allowable Line-4 messages.

LINE-4 MESAGES

Displayed Message

Translation

Displayed when Input Phase rotation has been wired

in a counter-clockwise rotation.

PHEI

Displayed when input and output frequencies are not

synchronized.

(Abnormal)

I/O NOT SYNCHRONIZE

Displayed when Auto-transfer to Bypass is active (i.e.

current limit reached).

(Abnormal)

* AUTOTRANSFER *

Displayed when battery voltage is low (abnormal) or

the UPS batteries have failed self-diagnostic test.

(Abnormal)

* LOW BATTERY *

Displayed when UPS has tripped due to an overload

condition.

(Abnormal)

* UPS OL: REDUCE LOAD *

Displayed when the UPS has an internal failure.

(Abnormal)

* DCOC *

Displayed when the UPS has an internal DC bus

over-voltage. (Abnormal)

* DCOV *

Displayed when the UPS has an internal DC bus

unbalance referenced to Neutral. (Abnormal)

* DCUB *

Displayed when UPS has tripped due to an overload

condition.

(Abnormal)

* OL *

Displayed when an internal transistor fuse opens.

* FUSE *

Displayed when inverter output over-voltage has

occurred. (Abnormal)

* INOV *

Displayed when inverter output under-voltage has

occurred. (Abnormal)

* INUV *

Displayed when the optional battery over-temp

sensor has activated, or if the external battery

disconnect is open. (Verify TB3-5, 6)

* BATT. OH *OR MCCB-B OPEN

Displayed when none of the above abnormal

conditions are present. (Normal)

* MM/DD/YY (DAY)

HH:MM *

Displayed when key switch position is changed and

frequency is not synchronized. (Abnormal)

* TRANSFER INHIBITED *

Displayed when a Fault or Faults have occurred.

(Abnormal)

* ENTER FOR DETAILS *

4200FA CT/XT User’s Manual

45

Section	Page
TABLE OF CONTENTS	3
1.0 Product Description	15
1.1 Theory of Operation	15
1.2 Application and Use	15
1.3 Power Backup	15
1.4 Power Conditioning	15
2.0 Unpacking/Inspection/Storage/Disposal	16
2.1 Unpacking the new UPS equipment 15/25/30 kVA:	16
2.2 Unpacking the new UPS equipment 50 kVA:	17
2.3 Inspection of the new UPS equipment	17
2.4 Storage of UPS equipment	18
2.5 Disposal	18
3.0 Installation Precautions	19
3.1 Equipment Placement	19
3.2 System Preparation (Pre-Power)	20
3.3 Operating Precautions	20
4.0 UPS Connections	21
4.1 Power Connections	21
4.1.1 Power Connections 15/25/30 kVA with Internal Batteries	21
4.1.2 Power Connections 15/25/30 kVA with Internal Transformer	22
4.1.3 Recommended Wire Size and Torque Requirements	23
4.1.4 Power Connection Cable Routing and Conduit Placement 15/25/30 kVA	24
	25
4.2 Control Circuit and External Battery Interface Connections 15/25/30 kvA	25
	25
4.2.1 Recommended Wire Size and Torque Requirements	25
4.3 Power Connections 50 kVA	26
4.3.1 Recommended Wire Size and Torque Requirements For UPS Input and Output Terminals	27
	27
4.3.2 Power Connection Cable Routing and Conduit Placement 50 kVA	28
4.4 Control Circuit and External Interface Connections 50 kVA	29
4.4.1 Recommended Wire Size and Torque Requirements	29
4.5 Communication Interface	30
4.5.1 Remote Contact	30
4.5.2 RS-232C	31
4.5.3 UPS Shutdown (via RS-232C)	31
5.0 Specifications	32
5.1 4200FA 15 / 25 kVA @ 208 VAC Input/ 208 VAC Output w/Internal Batteries	32
5.2 4200FA 15/25 kVA w/Internal Transformer	33
5.3 4200FA 30 kVA @ 208 VAC Input/ 208 VAC Output w/Internal Batteries	34
5.4 4200FA 30 kVA w/Internal Transformer	35
5.5 4200FA 50kVA @ 208 VAC Input/ 208 VAC Output w/Internal Batteries	36
5.6 4200FA 50kVA w/Internal Transformer	37
6.0 Operating the UPS	38
6.1 AC Input Mode (Normal Operation)	38
6.2 Bypass Mode	39
6.4 Battery Backup Mode	40
6.5 Battery Backup Time and Discharge Process	41
6.6 Battery Low Voltage Tolerances	41
6.7 Battery Recharging	42
6.8 Front Panel Layout (All Units)	43
6.9 EPO (Emergency Power Off) Function	43
6.10 Audible Alarm Functions	44
6.11 LED (Light Emitting Diode) Functions	44
6.11.1 LED (Light Emitting Diode) System Status	45
6.12 LCD (Liquid Crystal Display) Functions	45
6.12.1 Line-1 System Messages	45
6.12.2 Line-2 System Fault Messages	46
6.12.3 Line-3 System Messages	46
6.12.4 Line-4 System Messages	46
6.13 Initial Battery Charge	47
6.14 Start-up Procedure	48
6.15 Shutdown Procedure	49
6.16 Maintenance Bypass Procedure	49
6.17 Keypad Overview	51
6.18 Key Functions	52
6.18.1 MONI	52
6.18.2 IN	52
6.18.3 OUT	52
6.18.4 BATT Key	53
6.18.5 MENU, F1, ENTER, UP, & DOWN Keys	53
6.18.6 BATT TEST Key	53
6.18.7 BUZZ STOP Key	54
6.18.8 RESET Key	54
6.19 Menu Data Screens	55
6.19.1 Settings for Calendar and Clock	55
6.19.2 Adjusting the Buzzer Volume	55
6.19.3 Settings for Display Duration	55
6.19.4 Run Switch Select	56
6.19.5 Serial Com Station Address	56
6.19.6 Output Voltage Adjustment	57
6.19.7 Equalize Charge Mode Select	57
6.19.8 Reset to Default Settings	58
6.20 Overload Operation	58
6.21 Backup History and Fault History	59
7.0 UPS Protection System	61
7.1 System Protection Features	61
7.2 System Protection Functions	61
8.0 Start-up/Scheduled Maintenance/Part Replacement	62
8.1 Start-up	62
8.2 Preventive Maintenance	62
8.3 Parts Replacement	63
9.0 External Dimensions / Shipping Dimensions / Weights	64
9.1 External Dimensions 15/25/30 kVA	64
9.2 External Dimensions 50kVA	65

Toshiba T42F3F500XAMBN User Manual - Page 46

Batt. Oh *or Mccb-b Open

Page 46 highlights