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Installation and operating instructions, ATS021

1SDH000759R0002, L4106

20

160

KA00480

174

9,5

114

115

91

139

5

Ø

19,5

1

2

2a

2b

5. Installation

Figure 5.3 

Automatic transfer switch ATS021, door mounting

5.2 Mounting the automatic transfer switch ATS021

The automatic transfer switch ATS021 can be mounted on the door or the DIN-rail.

5.2.1 Automatic transfer switch ATS021, door mounting

The automatic transfer switch ATS021 can be mounted on the door with the fastener, see Figure 5.3 /

j 

and 

k

. Door drilling when mounted on the door according to Figure 5.3. 

Summary of Contents for ATS021

Page 1: ...Automatic transfer switch ATS021 Installation and operating instructions 34ATS021 1SDH000759R0002 ...

Page 2: ......

Page 3: ...21 in Automatic Mode 15 4 3 Selection of delay time and voltage threshold 15 4 4 TEST sequence 16 5 Installation 17 5 1 Parameter settings in automatic transfer switch ATS021 17 5 1 1 Parameter settings by DIP switches 18 5 2 Mounting the automatic transfer switch ATS021 20 5 2 1 Automatic transfer switch ATS021 door mounting 20 5 2 2 Automatic transfer switch ATS021 DIN rail mounting 21 6 Connect...

Page 4: ...nic equipment for use in power installations EN IEC 62103 electronic equipment for use in power installations EN IEC 60947 5 1 low voltage switchgear and control gear control circuit devices and switching elements Electromagnetic compatibility EN 50081 2 EN 50082 2 Environmental conditions IEC 68 2 1 IEC 68 2 2 and IEC 68 2 3 EN IEC 61000 4 2 Electromagnetic compatibility EMC Part 4 Testing and me...

Page 5: ...r residential commercial and light industrial environments IEC 60068 2 2 Environmental testing Part 2 Tests Test B Dry heat IEC 60068 2 6 Environmental testing Part 2 Tests Test Fc vibration sinusoidal IEC 60068 2 27 Environmental testing Part 2 Tests Test Ea and guidance shock IEC 60068 2 30 Environmental testing Part 2 Tests Test Db and guidance Damp heat cyclic IEC 60068 2 1 Environmental testi...

Page 6: ...sion CB Circuit Breaker DIP Dual Inline Package Emergency line Power supply line the secondary line used in emergency cases Lim Rotary switch the selection of the operating mode Manual Automatic and the selection of voltage threshold Normal line Power supply line the primary line normally used TGOFF Generator stop delay setting by DIP switches Test sequence A sequence to test the functionality of ...

Page 7: ...t system Figure 2 2 Network line a Network line b Automatic transfer switch type ATS021 is designed for single and three phase distribution systems in diverse applications ATS021 will control the switching between two power supplies The ATS021 unit measures the voltage level of the normal line and controls the two main protection devices of the two monitored lines in order to guarantee the continu...

Page 8: ...switch ATS021 ATS021 Analyzing the voltage frequency and phase balance Includes the generator START STOP command ATS021 has two sensors to monitor two three phase power lines both able to also work with single phase Figure 2 4 ATS021 have the capability to monitor two three phase power lines both able to also work with single phase 2 Product overview ...

Page 9: ...ns ATS021 With DIP switches it can be chosen whether or not the N line is connected If ATS021 is used without the N line the external transformer must be used Figure 2 5 If ATS021 is used without the N line the external transformer must be used 2 Product overview ...

Page 10: ...ll closed after 5 seconds the alarm Open 1 Failure is activated The alarm is indicated by a blinking Alarm LED and the CB1 LED will stay ON The alarm is cleared and logic restarted by pressing the RESET button 4 Fixed delay TF 3 5 seconds 5 Send a closing command to CB2 If CB2 is still open after 5 seconds alarm Close 2 Failure is activated A blinking Alarm and CB2 LEDs indicates alarm The alarm i...

Page 11: ...s closed send opening command to CB1 If CB1 and CB2 are both open send closing command to CB1 If CB1 is open and CB2 closed no operation CB2 button pressed If CB2 is closed send opening command to CB2 If CB2 and CB1 are both open send closing command to CB2 If CB2 is open and CB1 closed no operation 3 1 3 Test sequence Switching sequences can be simulated in a special TEST mode that can be entered...

Page 12: ...LED is switched on 3 2 Parameter settings The parameter settings of automatic transfer switch ATS021 are performed by the DIP switches see pages 17 19 and by the rotary switches see page 15 ATS021 has a total of eight 8 adjustable parameters Un Rated voltages setting by DIP switches Main voltage 208 480 Vac Phase voltage 120 277 Vac fn Rated frequency setting by DIP switches 50 Hz or 60 Hz N N in ...

Page 13: ...anual Mode 4 Operating Never open any covers on the product There may be dangerous external control voltages inside the ATS_ automatic transfer switch even if the voltage is turned off Never handle control cables when the voltage of the ATS_ automatic transfer switch or external control circuits are connected Exercise sufficient caution when handling the unit KA00495 0s 5 10 20 30 TEST CB1 CB2 RES...

Page 14: ...ecting the operating line the circuit breaker status and the chosen line indication with LEDs in ATS021 Figure 4 3 Manual Mode control c When pushing the CB2 key the the circuit breaker CB2 will be in the ON position and the circuit breaker CB1 will be in the OFF position e If you push the CB1 key while the circuit breaker CB2 is in the ON position nothing happens Before pushing the CB1 key you ha...

Page 15: ...m rotary switch to the desired position The available selections in Automatic Mode are 5 10 20 30 For example when the Lim rotary switch is set to 20 AUTO the device is in the Automatic Mode and the voltage threshold is 20 More information of the selection of voltage threshold see pages 16 and 26 4 3 Selection of delay time and voltage threshold The delay time and the voltage threshold are set by ...

Page 16: ...S021 enters the test sequence in which it is possible to simulate switching and back switching sequences step by step by pressing the TEST key ATS021 must be in MANUAL mode before entering the test sequence Flashing all LEDs twice and then blinking the Auto LED indicates TEST mode start Exiting from test sequence is done by RESET key Steps in the TEST sequence are 1 Press TEST generator starts ski...

Page 17: ...of phases setting by DIP switch S24 2 Gen Generator in use setting by DIP switch S24 3 Tgoff Generator stop delay setting by DIP switch S24 4 TS Switching delay setting by Ts rotary switch see page 16 THR Voltage threshold setting by Lim rotary switch see page 16 5 Installation Figure 5 1 Places of the DIP switches Only an authorised electrician may perform the electrical installation and maintena...

Page 18: ... ON OFF OFF Un 440 254 V OFF ON OFF Un 415 240 V ON ON OFF Un 400 230 V default DIP switch S23 4 to set rated frequency of the monitored lines S23 4 Position Rated frequency fn OFF 50Hz default ON 60Hz 5 1 1 Parameter settings by DIP switches S23 S24 Figure 5 2 DIP switches in ATS021 the positions are factory default settings OFF OFF ON Un 380 220 V ON OFF ON Un 230 130 V OFF ON ON Un 220 127 V ON...

Page 19: ...FF N used default ON N not in use DIP switch S24 2 to set phase system S24 2 Position Phase system OFF three phase default ON single phase DIP switch S24 3 to set the gen use S24 3 Position Generator OFF not in use default ON in use DIP switch S24 4 to set the generator stop delay Tgoff S24 4 Position Tgoff OFF Tgoff TS default ON Tgoff 5 minutes ...

Page 20: ...tch ATS021 door mounting 5 2 Mounting the automatic transfer switch ATS021 The automatic transfer switch ATS021 can be mounted on the door or the DIN rail 5 2 1 Automatic transfer switch ATS021 door mounting The automatic transfer switch ATS021 can be mounted on the door with the fastener see Figure 5 3 j and k Door drilling when mounted on the door according to Figure 5 3 ...

Page 21: ... 114 115 97 145 5 Ø 19 5 KA00482 Remove KA00484 1 2 3 5 2 2 Automatic transfer switch ATS021 DIN rail mounting The automatic transfer switch ATS021 can be mounted on the 35 mm DIN rail see the Figure 5 4 Door drilling if needed according to Figure 5 4 Figure 5 4 Automatic transfer switch ATS021 DIN rail mounting 5 Installation ...

Page 22: ...oltage setting with DIP switches Main voltage 208Vac 480Vac 20 Phase voltage 120Vac 277Vac 20 Frequency 50Hz 60Hz 10 Phase setting with DIP switches Single phase or Three phase default If the automatic transfer switch ATS021 is used without neutral three phase connection the external transformer must be used The transformer will drop the main voltage to the phase voltage level Neutral has to be co...

Page 23: ...ontrol circuit 6 Connecting When relay outputs are used with inductive loads such as relays contactors and motors they must be protected from voltage spikes using varistors RC protectors AC current or DC current diodes DC current Figure 6 2 Control circuit connections in ATS021 ...

Page 24: ...Installation and operating instructions ATS021 1SDH000759R0002 L4106 24 6 2 1 Control circuit of the automatic transfer switch ATS021 6 Connecting Figure 6 3 Control circuit diagram ATS021 ...

Page 25: ...2 3 DO4 X23 1 DO5 start X23 2 Common X23 3 DO5 stop X24 1 DO6 ok X24 2 Common X24 3 DO6 alarm Con nector Description X31 1 X31 2 X31 3 X31 4 DI3 DI1 DI2 DI supply X61 Equipment earth Output Description D01 Output to open the protection device of the normal line normal open D02 Output to close the protection device of the normal line normal open D03 Output to open the protection device of the emerg...

Page 26: ...r than threshold value set by parameter Lim the line is considered to have an anomaly The same threshold value applies to difference between the highest and the lowest phase voltage Available selections for voltage threshold are In MANUAL Mode 5 10 20 30 In AUTOMATIC Mode 5 10 20 30 The MAX acceptable voltage threshold selection for 480 Vac voltage is 20 and the MIN acceptable voltage threshold se...

Page 27: ...y step by pressing the TEST key This is possible only if the automatic transfer switch is in manual mode Exiting from test sequence is done by RESET key See pages 16 and 30 CB1 key Setting in manual mode the circuit breaker CB1 to open close position When the circuit breaker CB1 will be in the ON position then the circuit breaker CB2 will be in the OFF position CB2 key Setting in manual mode the c...

Page 28: ...mmand fails CB1 led will stay ON If closing command fails CB1 led will blink CB2 A red CB2 LED is ON when the circuit breaker CB2 is in the ON position the circuit breaker CB2 is ON and the circuit breaker CB1 is OFF the LED is OFF otherwise While the circuit breaker CB2 is opening or closing the CB2 led will blink If the opening command fails CB2 led will stay ON If closing command fails CB2 led ...

Page 29: ...y state at least one minute after power failure A blinking Power LED indicates standby mode 7 2 4 External transformer External transformer must be used when N line is not connected The transformer has to fulfil the following requirements Transformer has to be Main to Phase Voltage Transformer Transformer has to be isolative Effective value has to be 40 VA 7 Using automatic transfer switch ATS021 ...

Page 30: ...T position it is possible to simulate switching and back switching sequences step by step by pressing the TEST key This is possible only if the automatic transfer switch is in manual mode The user can interrupt the simulation at any place and return to normal use of the device Exiting from test sequence is done by RESET key More information see the page 16 NOTE In the TEST sequence the power circu...

Page 31: ... voltage 120Vac 277 Vac 20 Rated frequency 50 Hz 60 Hz 10 Rated impulse withstand voltage Uimp 6 kV Voltage and frequency sensing precision Voltage 5 Frequency 1 Relay utilization category 8 A AC1 250 V 1 3 phase Over voltage category III Uimp 6 kV IP rating IP20 for the front panel Temperature area 20 60 C Transportation and storage temperature 40 90 C Altitude Max 2000 m Humidity r h 95 T 25 55 ...

Page 32: ...unction in the protection device and it has to be changed ALARM_CLOSE_1 The protection device on the normal line LN 1 does not close After 5 seconds the alarm LED and the CB1 LED are blinking The alarm can be reset by the RESET key If the alarm does not disappear there is some malfunction in the protection device and it has to be changed ALARM_CLOSE_2 The protection device on the emergency line LN...

Page 33: ...33 1SDH000759R0002 L4106 Installation and operating instructions ATS021 Notes ...

Page 34: ...Installation and operating instructions ATS021 1SDH000759R0002 L4106 34 Notes ...

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Page 36: ...rgamo Italy Telephone 39 035 395 111 Telefax 39 035 395 306 433 www abb com ABB SACE S p A An ABB Group company The technical data and dimensions are valid at the time of printing We reserve the right to subsequent alterations ООО Вольтлайн 03067 Украина Киев Бульвар Ивана Лепсе 4 корп 1 БЦ Diamond Center оф 419 044 357 74 47 ...

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