LOVATO ELECTRIC S.P.A.
24020 GORLE (BERGAMO) ITALIA
VIA DON E. MAZZA, 12
TEL. 035 4282111
FAX (Nazionale): 035 4282200
FAX (International): +39 035 4282400
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E
E-mail info@
ovato
lectric.com
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Web
www.
ovato
lectric.com
GB
ATL20 - ATL30
WARNING!
- Carefully read the manual before the installation or use.
- This equipment is to be installed by qualified personnel, complying to current standards, to avoid damages or safety hazards.
- Before any maintenance operation on the device, remove all the voltages from measuring and supply inputs and short-circuit the CT input terminals.
- The manufacturer cannot be held responsible for electrical safety in case of improper use of the equipment.
- Products illustrated herein are subject to alteration and changes without prior notice.
- Technical data and descriptions in the documentation are accurate, to the best of our knowledge, but no liabilities for errors, omissions or contingencies
arising there from are accepted.
- A circuit breaker must be included in the electrical installation of the building. It must be installed close by the equipment and within easy reach of the
operator. It must be marked as the disconnecting device of the equipment: IEC/EN 61010-1 § 6.11.2.
- Clean the equipment with a soft cloth; do not use abrasive products, liquid detergents or solvents.
INDEX
VERSIONS, DESCRIPTION, ......................................................................................................................................................................................................
APPLICATIONS, INSTALLATION ..............................................................................................................................................................................................
OPERATING MODE SELECTION ................................................................................................................................................................................................
OFF-RESET-MAN-AUT-TEST MODE ..........................................................................................................................................................................................
MAIN LINE FAILURE SIMULATION ...........................................................................................................................................................................................
UTILITY-TO-GENERATOR APPLICATION ...................................................................................................................................................................................
UTILITY-TO-UTILITY APPLICATION...........................................................................................................................................................................................
GENERATOR-TO-GENERATOR APPLICATION............................................................................................................................................................................
EJP FUNCTION .........................................................................................................................................................................................................................
CONTROL OF CHANGEOVER DEVICES .....................................................................................................................................................................................
CONTROL OF MOTORISED CIRCUIT BREAKERS .....................................................................................................................................................................
CONTROL OF CONTACTORS .....................................................................................................................................................................................................
VOLTAGE CONTROLS ...............................................................................................................................................................................................................
PARAMETERS SET-UP ..............................................................................................................................................................................................................
MENU TABLE ............................................................................................................................................................................................................................
MENU P1 - RATINGS ................................................................................................................................................................................................................
MENU P2 - GENERAL DATA .....................................................................................................................................................................................................
MENU P3 - LINE 1 VOLTAGE CONTROL ...................................................................................................................................................................................
MENU P4 - LINE 2 VOLTAGE CONTROL ...................................................................................................................................................................................
MENU P5 - PROGRAMMABLE INPUTS ....................................................................................................................................................................................
MENU P6 - PROGRAMMABLE OUTPUTS .................................................................................................................................................................................
MENU P7 - SERIAL COMMUNICATION .....................................................................................................................................................................................
MENU P8 - AUTOMATIC TEST ..................................................................................................................................................................................................
REAL-TIME-CLOCK (RTC) SET-UP ..........................................................................................................................................................................................
DISPLAY OF STATISTICAL DATA ..............................................................................................................................................................................................
ALARMS ...................................................................................................................................................................................................................................
AUTOMATIC TEST ....................................................................................................................................................................................................................
DIAGNOSTIC MESSAGES .........................................................................................................................................................................................................
KEYPAD LOCK ..........................................................................................................................................................................................................................
REMOTE CONTROL ..................................................................................................................................................................................................................
REAR TERMINAL CONNECTIONS .............................................................................................................................................................................................
MECHANICAL DIMENSIONS AND PANEL CUT-OUT ................................................................................................................................................................
WIRING DIAGRAMS .................................................................................................................................................................................................................
TECHNICAL CHARACTERISTICS ..............................................................................................................................................................................................
- ATL20 - base version, 144x144mm housing.
- ATL30 - like base version plus real time clock and RS485 interface.
DESCRIPTION
- Microprocessor-based automatic transfer switch controller
- Two measurement inputs for three-phase + neutral voltage
- 12-24-48V
power supply
- 220-240V
power supply
- Two 3-digit 7-segment LED displays
- 22 status and measurement LED indicators
- 8-key membrane keypad
- RS232 serial interface for set-up, remote control and supervision
- RS485 opto-isolated interface (ATL30)
- Real time clock (RTC), with event logging (ATL30)
- Non-volatile memory for events and statistical data
- 8 programmable digital inputs
- 7 programmable relay outputs (5NO + 2 C/O).
AUTOMATIC TRANSFER SWITCH CONTROLLER
Instructions manual
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