LEGRAND 4 226 81 Installation And User Manual Download Page 35

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Automatic transfer switch

4 226 81

Installa

tion and user manual

15. Terminals position

INP

B300 / 250V~ 8A AC1 / 1A 30V= PILOT DUTY

OUT1 - OUT7

Fig. 38 - Rear view

CODE

DESCRIPTION

Line 1 voltage control (S Q1)

Line 2 voltage control (S Q2)

OUT1 - OUT2 - (NO) Programmable relay

AUX 240 VAC power supply

Programmable inputs (INP xxx)

OUT3 NO/NC Programmable relay

OUT4 /5 NO/NC Programmable relay

OUT6/7 NO/NC Programmable relay

43,30

LINE 1

LINE 2

LOAD

IR COM

4 226 82

OFF

AUT

MAN

AUT

RESET

IEC 60947-6-1

144

138

16. Dimensions

Fig. 39 - Dimensions

Summary of Contents for 4 226 81

Page 1: ...LINE 1 LINE 2 LOAD IR COM 4 226 82 OFF _ AUT MENU MAN MENU AUT OK RESET Q1 Q2 IEC 60947 6 1 Automatic transfer switch 4 226 81 Installation and user manual Part LE12710AA 01 21 01 GF...

Page 2: ...IT EN ITALIAN 3 ENGLISH 3 LINE 1 LINE 2 LOAD IR COM 4 226 82 OFF _ AUT MENU MAN MENU AUT OK RESET Q1 Q2 IEC 60947 6 1 2 EN ENGLISH 3 Automatic transfer switch 4 226 81...

Page 3: ...th do not use abrasives liquids Due of presence of electrical connections the safety standards have to be respected The ATS is supplied with Legrand standard parameters These couldn t respect the nece...

Page 4: ...OFF RESET 8 3 2 Manual mode MAN 8 3 3 Automatic mode AUT 9 4 Power up 9 5 Main menu 10 6 Password access 11 7 Display pages 12 8 Communication 14 8 1 User Alarms UAx 15 8 2 Counters CNTx 15 9 Keypad...

Page 5: ...ol line 1 S Q1 menu 24 12 6 Description of Voltage control line 2 S Q2 menu 26 12 7 Description of Programmable inputs menu 27 12 8 Description of Programmable outputs menu 27 12 9 Description of Alar...

Page 6: ...with App and SW ACU 1 2 Applications To check and to manage lines line to line U U line generator U G or generator generator G G Control of motorized circuit breakers or contactors Control of voltage...

Page 7: ...line voltage of source 2 S Q2 is within the programmed limits Q1 status LED yellow B If fixed it indicates the open or closed state of the devices Q1 source line 1 If flashing it indicates a mismatch...

Page 8: ...n could be done on devices Q1 and Q2 in fun ctions of chosen line line 1 or line 2 It is possible to select the switch to control by pressing the MAN key On display the device enabled Q1 or Q2 appears...

Page 9: ...operating cycles vary both as a function of the type of application Utility Utility Utility Generator Genera tor Generator and as a function of the type of devices used motorized circuit breakers or...

Page 10: ...the display shows the description of the function Press AUT OK to activate the selected function If some functions are not available the correspondent icon will be disabled shown with light grey colou...

Page 11: ...of a limited number of setup parameters Advance Level access Lev 3 Complete access to all parameters MENU Password OFF Password ON liv2 liv 3 NO Password Lev 1 Lev 2 Lev 3 M01 X M02 X X M03 X X M04 X...

Page 12: ...unit Voltage S Q2 Device Q2 S Q2 Contact status device Q2 Operative Mode Frequency Fig 18 L N voltage Voltage Active alarms Fig 19 Alarms status S Q1 Voltage threshold S Q2 Voltage threshold S Q1 Fre...

Page 13: ...us Digital input status Output status Fig 23 Outputs Fig 25 System info Fig 24 Information page Free user text Note some of the pages listed above may not be displayed if the relevant function is disa...

Page 14: ...RIPTION RANGE LIMx Limit thresholds 1 4 REMx Remote controlled variables 1 16 UAx User alarms 1 4 CNTx Programmable counters 1 4 Functions associated to the inputs are the 4 described in the above tab...

Page 15: ...ivated at the same time they are displayed sequentially and their total number is shown on the status bar To reset one alarm that has been programmed with latch use the dedicated command in the comman...

Page 16: ...y and then press it 5 times then release both keys When the keypad is locked the display shows the word KEYBOARD LOCKED If the keypad isn t locked the display shows the word KEYBOARD UNLOCKED 10 1 Par...

Page 17: ...ATS to PC generating a file It is also possible to transfer to ATS a file with parameters from SW ACU It is possible to transfer parameters in 2 ways Total transfer all parameters are uploaded on ATS...

Page 18: ...itch can be configured and consulted also through the front optical port using a USB or WiFi dongle Using this port it is possible to configure and to dialogue with the automatic transfer switch witho...

Page 19: ...ew value entered Maximum possible setting Factory default setting Graph bar of the value range Minimum possible setting Fig 34 Set up editing page The parameter setting can be modified with and keys T...

Page 20: ...phase neutral voltage or both P02 06 N B Nominal voltage set with P02 01 must be referred to phase phase voltage In the followings tables are listed controls that could be done on each line 12 1 Desc...

Page 21: ...ase of a control parameter won t be respected P02 03 Choosing the type of connection three phase with without neutral two phase or single phase P02 04 Voltage checks performed on concatenated phase vo...

Page 22: ...c return on priority LINE OFF OFF ON P05 13 Changeover on closing failure only with open feedback OFF OFF 1 2 1 2 P05 14 Minimum voltage coil pulse duration s 1 0 0 1 10 0 P05 15 Delay between minimum...

Page 23: ...ces are not available at the same time for a time exceeding P5 11 alarm A07 is generated P05 12 If this parameter is enabled after a transfer to the S Q2 restoring to S Q1 does not occur automatically...

Page 24: ...e 90 70 100 P06 03 MIN voltage delay s 5 0 600 P06 04 MAX voltage limit for trip 115 100 130 OFF P06 05 MAX voltage restore 110 100 130 OFF P06 06 MAX voltage delay s 5 0 600 P06 07 Returnofpowerinthe...

Page 25: ...e related intervention delay This control may be disabled by setting P06 11 to OFF P06 13 Max frequency intervention threshold it can be disabled P06 14 Max frequency intervention delay P06 15 Min fre...

Page 26: ...1 source available s 60 1 6000 P07 09 Phase failure threshold 70 60 80 OFF P07 10 Phase failure delay s 0 1 0 1s 30s P07 11 MAX Asymmetry limit 15 1 20 OFF P07 12 MAX Asymmetry delay s 5 0 1 900 P07 1...

Page 27: ...ee Output functions table P11 n 02 Function index x 1 OFF 1 99 P11 n 03 Normal reverse output NOR NOR REV Note This menu is divided into 15 sections that refer to 7 possible digital outputs OUT1 OUT7...

Page 28: ...larm properties he ATS has the possibility to manage and generate different types of user alarms User Alarms Uax and for each one can be associated different properties Alarm enabled General enabling...

Page 29: ...IT NO LCD A01 Timeout Q1 line 1 A02 Timeout Q2 line 2 A03 S Q1 line 1 wrong phase sequence A04 S Q2 line 2 wrong phase sequence A05 Timeout load not powered A06 Emergency A07 Protection intervention Q...

Page 30: ...05 11 either because both source lines S Q1 and S Q2 were absent or because both Q1 and Q2 remained open A06 Emergency Alarm generated by the opening of the external input with Emergency function Both...

Page 31: ...Wiring man datory Q1 protection Trip 1 When the contact is closed it informs the ATS of trip status CTR It generates an alarm for Q1 intervention Q2 protection Trip 2 When the contact is closed it inf...

Page 32: ...UVR opening Q1 before the spring load cycle UVR Coil S Q2 line 2 It controls the UVR opening Q2 before the spring load cycle S Q1 generator control Start Stop remote control of S Q1 generator S Q2 gen...

Page 33: ...access through serial interface ports Siren OFF It disables the siren Alarms inhibition If enabled it disables the alarms that have the property Inhibit alarms activated Alarms reset It resets the ret...

Page 34: ...ion the clip in its square hole on the housing side then move it backwards in order to position the hook Fig 37 Mounting Repeat the same operation for the four clips Tighten the fixing screw with a ma...

Page 35: ...g 38 Rear view CODE DESCRIPTION a Line 1 voltage control S Q1 b Line 2 voltage control S Q2 c OUT1 OUT2 NO Programmable relay d AUX 240VAC power supply e Programmable inputs INP xxx f OUT3 NO NC Progr...

Page 36: ...ase with or without neutral or balanced three phase system Measuring accuracy Mains and generator voltage 0 25 f s 1digit Real time clock Energy storage Back up capacitors Operating time without suppl...

Page 37: ...tage Ui 250Vac Rated impulse withstand voltage Uimp 7 3kV Power frequency withstand voltage 3kV Line 1 and Line 2 voltage inputs Rated insulation voltage Ui 480Vac Rated impulse withstand voltage Uimp...

Page 38: ...uence Z ABDM IEC EN 60068 2 61 Shock resistance 15g IEC EN 60068 2 27 Vibration resistance 0 7g IEC EN 60068 2 6 Connections Terminal type Plug in removable Cable cross section min max 0 2 2 5 mm 24 1...

Page 39: ...Automatic transfer switch 4 226 81 Installation and user manual 39...

Page 40: ...rvice BP 30076 87002 LIMOGES CEDEX FRANCE www legrand com Installer stamp Legrand reserves at any time the right to modify the contents of this booklet and to communicate in any form and modality the...

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