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HT33 Series User Manual

6.1.1 LED Indicator

The LEDs shown on the mini current path represent the various UPS power paths and show the

current UPS operating status. The status description of indicators is shown in table 6-2.

Table 6-2 Status description of indicator

Indicator

State

Purpose

Rectifier

indicator

Steady green

Rectifier normal

Flashing green

Rectifier starting, mains normal

Steady red

Rectifier fault

Flashing red

Mains abnormal

Off

Rectifier not operating

Battery

indicator

Steady green

Battery charging

Flashing green

Battery discharging

Steady red

Battery abnormal (battery failure, no battery or battery reverse) or

battery converter abnormal (failure, overcurrent or over temperature)

, EOD

Flashing red

Battery low voltage

Off

Battery and battery converter normal, battery not charging

Bypass

indicator

Steady green

Load power supplied by bypass

Steady red

Bypass power abnormal or out of normal range, or static bypass

switch fault

Flashing red

Bypass voltage abnormal

Off

Bypass normal

Inverter

indicator

Steady green

Load power supplied by inverter

Flashing green

Inverter On, start, synchronization of standby (ECO mode)

Steady red

System power not supplied by inverter, inverter fault

Flashing red

System power supplied by inverter, inverter fault

Off

Inverter not operating

Load

indicator

Steady green

UPS output ON and normal

Steady red

UPS output overload and overtime, or output short, or output no

power supply

Flashing red

Overload output of UPS

Off

No output of UPS

Status

indicator

Steady green

Normal operation

Steady red

Failure

6.1.2 Audible Alarm (buzzer)

There are two different types of audible alarm during UPS operation as shown in table 6-3.

Table 6-3 Description of audible alarm

Alarm

Purpose

Two short alarm with one

long alarm

when system has general alarm (for example: AC fault), this audible

alarm can be heard

Continuous alarm

When system has serious faults (for example: fuse or hardware fault),

this audible alarm can be heard

6.1.3 Functional Keys

There are 4 functional keys on operator control and display panel, which are used together with LCD.

The functions description is shown in table 6-4

Содержание HT 33010

Страница 1: ...ce with local electrical authority codes of practice Earth leakage current exceeds 3 5 mA and is less than 1000 mA Transient and steady state earth leakage currents which may occur when starting the e...

Страница 2: ...EQUIPMENT WHEN CONNECTED TOGETHER THE BATTERY TERMINAL VOLTAGE WILL EXCEED 400Vdc AND IS POTENTIALLY LEATHAL Battery manufacturers supply details of the necessary precautions to be observed when work...

Страница 3: ...ection 12 2 5 3 Connection for Battery Only Applicable for the UPS with Build in Battery 12 2 6 Control and Communication Cabling 13 2 6 1 Dry Contact Interface of Battery and Environmental Temperatur...

Страница 4: ...the UPS into Normal from Bypass Mode 31 5 3 4 Procedure for Switching the UPS into a Maintenance Bypass from Normal Mode 31 5 3 5 Procedure for Switching the UPS into Normal from a Maintenance Bypass...

Страница 5: ...haracteristics 41 8 4 Electrical Characteristics Input Rectifier 42 8 5 Electrical Characteristics Intermediate DC Link 42 8 6 Electrical Characteristics Inverter Output 42 8 7 Electrical Characterist...

Страница 6: ...nment temperature above 25 If so please add cooling equipments Note Environment temperature above 20 battery life will reduce to half when environment rise each 10 2 Is the UPS operation environment t...

Страница 7: ...ngs watches and all metal objects Only use tools with insulated handles Wear rubber gloves If a battery leaks electrolyte or is otherwise physically damaged it must be replaced stored in a container r...

Страница 8: ...ttery protection device a DC circuit breaker must be mounted as close as possible to the batteries and the connecting cables should be as short as possible 2 2 3 Storing If the equipment not be instal...

Страница 9: ...tion shall refer to fig 2 2 a 10KVA 30KVA cabinet without built in battery b 10KVA 30KVAcabinet with built in battery Fig 2 2 UPS Composition Diagram 2 3 3 Operation Space As UPS has no ventilation gr...

Страница 10: ...d Note For IT power network system 4 pole protective device must be installed on the external input distribution of the UPS Earth leakage current If protection against earth faults RCD devices is requ...

Страница 11: ...wer supply bypass power supply and mains power distribution board Ensure that these switches are opened and attached with WARNING label so as to prevent unauthorized operation to these switches 2 5 1...

Страница 12: ...be respectively connected with the main input terminal of UPS Main input A B C N and the input terminal of the bypass and at the same time the short circuit copper bars of the main circuit and the by...

Страница 13: ...inals as shown below according to the mark of cables connect cables W404 W405 W406 to K K N K Fig 2 5b Build in battery connection diagram 2 6 Control and Communication Cabling As shown fig 2 6 the dr...

Страница 14: ...y which can be used in environment monitoring and battery temperature compensation 1 J2 and J3 interfaces diagram are shown in fig 2 7 the description of interface is in table 2 2 J2 J3 T E M P _ B A...

Страница 15: ...ed via the reserved terminals of J10 The external emergency stop facility needs to use shielded cables to connect to the normally open closed remote stop switch between these two pins If this facility...

Страница 16: ...O N L 24V 24V 24V Fig 2 10 BCB Interface Table 2 5 Description of BCB Interface Position Name Purpose J6 1 BCB_DRV BCB drive signal providing 24V 20mA drive signal J6 2 BCB_CONT BCB contact status con...

Страница 17: ...tact signal via the isolation of a relay The interface diagram is shown in fig 2 12 and description is shown in table 2 7 J9 A L A R M _ N C A L A R M _ N O G N D Fig 2 12 Integrated warning dry conta...

Страница 18: ...be open during warning J10 2 UTI_FAIL_NO Mains failure warning relay normally open will be closed during warning J10 3 GND Centre of mains failure warning relay 2 6 8 RS232 Port and SNMP Card Port RS...

Страница 19: ...19 HT33 Series User Manual 2 7 Installation Diagram a 10KVA 30KVA wiring diagram with built in battery...

Страница 20: ...20 HT33 Series User Manual b 10KVA 30KVA wiring diagram without built in battery Fig 2 14 10 30KVA UPS wiring diagram...

Страница 21: ...spike experienced at the Mains AC input supply This is achieved through high frequency double conversion power pulse width modulation PWM associated with full digital signal processing control DSP whi...

Страница 22: ...ncy track that of the static bypass supply provided that the bypass remains within an acceptable frequency window A manually controlled maintenance bypass supply is incorporated into the UPS design It...

Страница 23: ...UPS to prevent any risks to load equipment from future mains failure 3 2 4 Bypass Mode If the inverter overload capacity is exceeded under normal mode or if the inverter becomes unavailable for any r...

Страница 24: ...be set as required by the type of battery For Valve Regulated Lead Acid VRLA batteries maximum boost charge voltage should not exceed 2 4V cell 3 Float charge Voltage of float charging can be set as...

Страница 25: ...th full load The time is user configured from 3 to 60 minutes 2 Battery discharge EOD off protection If the battery voltage is lower than the EOD the battery converter will be shut down EOD is adjusta...

Страница 26: ...facilitate maintenance and system testing Fig 4 1 Typical 1 N parallel operation system Note when the load exceeds is the capacity of the single device the maintenance bypass switch CB3 must be remov...

Страница 27: ...27 HT33 Series User Manual 1 UPS 2 UPS N UPS Fig 4 2 Parallel cables...

Страница 28: ...ed by user 2 Only qualified service personnel are authorized to remove such covers 5 1 Power Switches As shown in fig 5 1 open the front door of UPS the power switch is visible which includes input sw...

Страница 29: ...d Bypass indicator Green Inverter indicator Off Load indicator Green Status indicator Green Warning The bypass input air switch must be opened firstly and then the input air switch is opened otherwise...

Страница 30: ...indicator goes steady green 4 The inverter starts up automatically the green inverter indicator flashes The inverter will output after 60s Then UPS run in battery mode a 10KVA 30KVA without built in b...

Страница 31: ...ttery switches are disconnected Warning If it is required to mainten the modules the cabinet is opened for internal maitenance after waiting for 10 minutes in order that the capacitor voltage in the i...

Страница 32: ...the inverter and bypass output and the battery stops charging or discharging If the input utility is present the UPS control circuit will remain active however the output will be turned off To complet...

Страница 33: ...and check all measured parameters UPS and battery status and event and alarm logs The operator control panel is divided into three functional areas as shown in fig 6 1 mimic current path LCD display M...

Страница 34: ...ss voltage abnormal Off Bypass normal Inverter indicator Steady green Load power supplied by inverter Flashing green Inverter On start synchronization of standby ECO mode Steady red System power not s...

Страница 35: ...The main panel display for 10KVA 30KVA type is provided with six main menus turn on off UPS mute or not button Fig 6 2 Homepage display 6 2 1 Default Display During the operation of system if there s...

Страница 36: ...tings are similar with time setting 6 2 4 Function Display The function page 2 as below press left and right arrow to select SET in homepage and press ENTER then press right arrow several times FUNC P...

Страница 37: ...10301 2011 Year 03 Month 01 Day 12 08 12 08 time C Events close S Events start 6 3 Detailed Description of Menu Items UPS menu and data window UPS menu window displays the menu name of data window whi...

Страница 38: ...ll be displayed in one page including records description time year month day time set cancel To press left or right arrow to change pages STA Status ALARM Current UPS alarm information automatically...

Страница 39: ...Battery self check success Battery normal during system self check Battery manual check failure Battery fault during system self check Battery maintenance The system is in battery maintenance status B...

Страница 40: ...uction to Bypass Module Suppose UPS were in normal mode and the bypass were normal 1 Select manual switch of bypass in LCD screen the UPS power will be supplied by bypass 2 Close maintenance bypass sw...

Страница 41: ...N AS60950 electromagnetic emission and immunity IEC EN AS61000 series and construction IEC EN AS60146 series and 60950 8 2 Environmental Characteristics Table 8 2 Environmental Properties Items Unit R...

Страница 42: ...cl 3 0 selectable from 0 5 0 25 or 30 or inhibit Ripple voltage V float 1 Ripple current C 5 10 Equalized charge voltage VRLA 2 4V cell selectable from 2 30V cell 2 45V cell Constant current and const...

Страница 43: ...y time is half circle to within 5 of stable output voltage 8 7 Electrical Characteristics Bypass Mains Input Table 8 7 Bypass Mains Input Items Unit HT33010 HT33015 HT33020 HT33030 Rated AC Voltage Va...

Страница 44: ...ing is 50Hz Commissioning engineers can set to 60Hz For example UPS is set to frequency inverter mode and then bypass status will be neglected 8 8 Efficiency Table 8 8 Efficiency Loss and Air Exchange...

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