Automatic Transfer Switch (ATS) User Guide
Contents
1. ON OFF Inlet A has no power input OFF Status of on MletAhas power input and gpp source A p Inlet A has power input but Power rasnmg power is out of SPEC 9ER source status OFF Inlet B has no power input OFF Status of ON Inlet B has B and power is OFF source B A Inlet B has power input but lashing power is out of SPEC OFF Output from source A On Power A is output OFF Output from OFF source B Output from OFF Output source A Power B is output OFF status Output from on source B Output from source A ons rT NO OUTPUT OFF utput from source B DEF OFF Alarm not present OFF Alarm Fault ON Alarm present Continuously 5 Installation NOTE Before installation please inspect the unit Be sure that nothing inside the package is damaged Mounting the Unit The unit can be mounted in a standard 19 rack Fasten the mounting brackets to the unit using the screws provided With brackets attached securely users can mount the unit in a standard 19 rack as shown below NOTE If the temperature around the unit will rise above 40 C ventilation is required Connecting the Unit For connecting the ATS plug input source A connector and input source B connector to the two independent power sources or UPSs depending using the SCHUCKO IEC or IEC IEC 16A cables supplied Plug the user load to the output 10A Output 1 and 2 or 16A Output2. The LEDs does not flash and no alarm sounds No connection with Connect the mains to the input plugs input plugs as indicated in the installation section Input switch in Turn the input switches in ON OFF position position Input power failure Check that the mains voltage is present or check if the UPS supplying the ATS is powered on Protective device upstream activated Reset the protective device Warning check that there is no overload or short circuit at the output of the UPS The load is not powered No connection with output sockets Connect the load to the output sockets Intervention of 10A thermal protection The thermal protection device will operate in the event of a short circuit or overload on one of the 10A output sockets The thermal protection can be reset by pushing the button in which will result in the power being reconnected to the load Therefore prior to attempting a reset of the thermal protection please check the connected loads rating and or determine if there are any problems Then once reset reconnect each load one at a time to ensure no problems exists The display shows nothing or provides incorrect information There is power supply problem in display Shut down the ATS completely and wait for a few seconds Switch the ATS on again if the problem persists contact the nearest technical support centre The display is off b
3. 3 sockets depending on user s requirements 6 Operation Power On Off Put the input power switch in ON position The output will then be supplied by the source set as selected Setting priority of power source It is possible to set the power source preference to supply the output by pushing the button of source preference selector The default power source is Source A Function Description Default Possible configuration Source perference Selection of input that e Source A Source A selector normally supplies the load e Source B 7 Communication Port The ATS is supplied with the following communication ports e Serial port is available with RS232 com port and USB com port on the front panel NOTE the use of one port automatically excludes the other e Contacts port on the rear panel Serial Ports RS 232 amp USB connectors 54321 N ooo0o0o0 OI 9876 RS 232 connector USB connector 1 1 VBUS TX OUT Serial line TX 2 D RX IN Serial line RX 3 D 4 GND GND POWER 12V POWER O AN DAO BW NN NOTE The utilization of the communication port is optional and it is not necessary for the correct functioning of the ATS Contact Ports The contacts port is formed using six 6 pins numbered from left to right see fig 1 which can be connected to an external monitoring system such as a BMS in order to monitor the operational status of the ATS The exte
4. Automatic Transfer Switch ATS Table of Contents Introduction Product Overview Important Safety Warnings Operation Indicators amp Status Installation Operation Communication Port Trouble Shooting Specifications 10 POD CIGINS ohicract Shee a aA 10 1 Introduction This ATS product is designed with two independent power inlets to supply power to the load from a primary power source Should primary power source fail the secondary will automatically back up the connected equipment without any interruption The transfer time from one line to another is seamless to the connected equipment After switching to a secondary power source the ATS can also switch power back to the primary input when power to the primary input is restored Package contents e ATS module o User manual e mounting brackets 2 Product Overview Front View 1 3 Power switch for input source A Power switch for input source B circuit breaker for output 2 Q circuit breaker for output 3 uss communication port rs 232 communication port communication slot operation indicators please refer to section 4 for the details Back View 1 2 3 4 5 6 G contact port please refer to section 7 for the details output receptacles Output 3 IEC 10A output receptacles Output 2 IEC 10A O output receptacle Output 1 IEC 16A Oinput source A connector Oinput source B connector 3 Impor
5. rnal equipment must respect the voltage and current characteristics of contacts port Fig 1 Focus on contacts port The contacts port provides the following pins Pin 1 common contact Pin 2 Source B active contact if the contact between pin 1 and pin 2 is closed output is supplied by Source B Pin 3 Source A active contact if the contact between pin 3 and pin 1 is closed output is supplied by Source A Pin 4 Source A status OK contact if the contact between pin 4 and pin 1 is closed Source A is present and regular Pin 5 Source B status OK contact if the contact between pin 5 and pin 1 is closed Source B is present and regular Pin 6 Status OK contact if the contact between pin 6 and pin 1 is closed ATS functioning status is regular The following diagram shows the functioning of the contacts port Q Pin 1 COM CONT m Pin 2 INPUT ON B S Pin 3 INPUT ON A te S Pin 4 dosed A OK Pin 5 closed B OK Q Pin 6 closed STATUS OK Fig 2 Contacts port basic diagram ATTENTION The pins of the contact port are able to carry maximum current of 8A and maximum voltage of 250Vac 8 Trouble Shooting Use the table below to solve minor problems Problem Possible Cause Solution The ATS with the mains voltage present does don t turn on
6. t 190V High point 248V Acceptable input voltage range for Source B Source B will be power source during this range When input voltage of source B is beyond this range ATS will automatically switch to power from Source A 180V 258V Return voltage point for Source A When input voltage of Source B is back to normal the ATS will switch back to Source B Setting Source B as priority power source and Source A is powering Low point 190V High point 248V Acceptable input Source A will be power source during this range When input frequency of frequency for Source source A is beyond this range ATS 45Hz 55Hz A will automatically switch to power from Source B Source B will be power source during Acceptable input this range When input frequency of frequency for Source source B is beyond this range ATS 45Hz 55Hz B will automatically switch to power from Source A 10
7. tant Safety Warnings Before using the unit please read all instructions and cautionary markings on the unit this manual and the batteries WARNING The ATS must be connected to earth when in use In line with current regulations only use the cables that have been supplied with the machine The power supply socket must be easily accessible to the operator WARNING The ATS has been designed exclusively to operate indoors It is advisable to install it in areas where no inflammable liquids or gases or other harmful or noxious substances have been stored ATTENTION A soft damp cloth may be used to clean the outside of the machine always with the system disconnected from the mains power supply and users Do not use any type of solvent as this may damage the external finishing of the machine ATTENTION The ATS has been designed exclusively for professional use NOTE These instructions may be modified by the wiring regulations in force in the country where the ATS is purchased 4 Operation Indicators amp Status FAULT source preference selector Priority setting LEDs Power source status LEDs O output source LEDs Fault indicator Q Alarm mute button Indication LED LED Condition Alarm type description status Source A ON oe Priority Source A is priority OFF Source B OFF setting LEDs Source A OFF Source B is priority OFF Source B
8. ut the load is powered There is power supply problem in display Contact the nearest technical support centre If there is any abnormal situations occur which doesn t list above please call the service people immediately for professional examine 9 Specifications MODEL ATS INPUT Input Voltage 220 230 240 VAC Acceptable Input Voltage Range 180 258 VAC Input Frequency 50 Hz 60 Hz Maximum Input Current 16A OUTPUT Output Voltage 220 230 240 VAC Maximum Output Current 10 A for IEC C13 outlets 16 A for IEC C19 outlet CONNECTION Input 2 x IEC C20 inlets 8 x IEC C13 Output 1 x IEC C19 Communication USB RS 232 TRANSFER TIME 9 12ms Typical PHYSICAL Dimension D X W X H mm 330 X 483 X 44 Net Weight kgs 5 0 ENVIRONMENT Operating Temperature 0 95 RH 5 C 45 C non condensing 10 Appendix Input Voltage and Frequency Thresholds DEFAULT FUNCTION DESCRIPTION SETTING Source A will be power source during Acceptable input this range When input voltage of voltage range for source A is beyond this range ATS 180V 258V Source A will automatically switch to power from Source B Return voltage point for Source A When input voltage of Source A is back to normal the ATS will switch back to Source A Setting Source A as priority power source and Source B is powering Low poin
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