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Options for ABB industrial drives

Application guide

ATEX-certified Safe disconnection function, Ex II (2) GD

ACS880

3

3

3~
Ex

motor

Relay

24 - 240 V AC / DC 

Sensor

Potentially explosive 

atmosphere

3

4

+24 V

Control 

circuit

XSTO

1

2

3

4

Summary of Contents for ACS880 Series

Page 1: ...BB industrial drives Application guide ATEX certified Safe disconnection function Ex II 2 GD ACS880 3 3 3 Ex motor Relay 24 240 V AC DC Sensor Potentially explosive atmosphere 3 4 24 V Control circuit...

Page 2: ...AXD50000025169 ACS880 14 and 34 single drive module packages hardware manual 3AXD50000022021 ACS880 104 inverter modules hardware manual 3AUA0000104271 ACS880 104LC inverter modules hardware manual 3A...

Page 3: ...Application guide ATEX certified Safe disconnection function Ex II 2 GD for ACS880 drives option Q971 3AUA0000132231 Rev D EN EFFECTIVE 2018 06 13 2018 ABB Oy All Rights Reserved Table of contents...

Page 4: ......

Page 5: ...of the safety function 15 Connection diagram 16 One channel connection to drive STO terminals 17 General 17 Resetting the safety function 17 Indications of the safety function 17 Connection diagram 18...

Page 6: ...ntrol 31 4 Technical data Contents of this chapter 33 Related standards and directives 33 Safety data 34 Drive inverter module STO function 34 Drive inverter module STO function and an FSO module 34 S...

Page 7: ...ion function option Q971 of the drive Read the guide before working on the drive You must know the fundamentals of electricity wiring electrical components electrical schematic symbols and ATEX Ex reg...

Page 8: ...ing motors equipped with sine filters and made sure by measuring that there is no dangerous voltage present WARNING The STO function of ACS880 drives cannot prevent the intermediate DC current from fl...

Page 9: ...hermal protection make sure that the drive inverter module is equipped with the ATEX certified Safe disconnection function option Q971 motor thermal protection relay is ATEX compliant motor thermal pr...

Page 10: ...afety functions module which does not support the use of safety encoders FSO 21 Safety functions module which supports the FSE 31 module and the use of safety encoders HFT Hardware fault tolerance IEC...

Page 11: ...erent contexts the STO circuit in the drive the drive STO function the STO safety function in the FSO module Safety functions in the FSO module eg STO SSE and SS1 activate the drive STO function that...

Page 12: ...12 Introduction...

Page 13: ...STO connection of the drive In this case the FSO module activates the STO function of the drive that is opens the drive STO circuit either immediately or after a deceleration ramp Note You cannot con...

Page 14: ...21 safety functions module user s manual 3AXD50000015614 English You can also use the FPTC 02 ATEX certified thermistor protection module Ex II 2 GD option L537 Q971 to implement the ATEX compliant m...

Page 15: ...e of the system with Ex ATEX regulations When the protection relay detects motor overtemperature the drive must not restart before a manual reset command You can implement a manual reset in the ATEX c...

Page 16: ...necessary 2 You can use the drive STO function for several external safety functions at the same time for example ATEX compliant motor thermal protection and emergency stop If you do you must connect...

Page 17: ...e safety function A manual reset is mandatory in the temperature protection function if it is required for ensuring the compliance of the system with Ex ATEX regulations When the protection relay dete...

Page 18: ...mal protection and emergency stop If you do you must connect the STO activation switches or relays used in other safety functions in series with the protection relay 3 The STO function of the drive mu...

Page 19: ...equired for ensuring the compliance of the system with Ex ATEX regulations When the protection relay detects motor overtemperature the drive must not restart before a manual reset command You can impl...

Page 20: ...EX compliant protection relay The relay monitors a sensor circuit and de energizes the FSO module input by opening the control circuits when necessary When you install the equipment make sure that you...

Page 21: ...this one channel connection there is no redundant connection between the protection relay and FSO module Still the STO connection signal between the FSO module and STO circuit is redundant When you in...

Page 22: ...rotection relay test to the start up and acceptance test of the motor thermal protection circuit See the relay manual for the relay tests Wiring General wiring instructions Wire only the sensor circui...

Page 23: ...ertificate of the Ex motor typically requires that you set a minimum limit for the switching frequency of the drive For ABB Ex motors use parameter 95 15 to set the required minimum switching frequenc...

Page 24: ...or digital input DI6 you can also use another digital input When off 0 the function triggers the user selected indication and shows the user defined message To configure the motor overtemperature indi...

Page 25: ...of the application minimum and maximum speeds parameter group 30 maximum current power and torque group 30 acceleration and deceleration times stall protection parameters 31 24 31 28 motor load curve...

Page 26: ...FSO module In the second case it activates the SS1 function Example values are given for both cases Always consider which stop category is more appropriate for the motor in overtemperature situations...

Page 27: ...lerated the motor speed below this value Adjust the default value when necessary Note This parameter is used only with FSO 21 and when a safety encoder is used in the application FSOGEN 61 STO indicat...

Page 28: ...h this parameter you can allow a restart of the drive before the motor has stopped fly start This parameter is valid only if the STO function is requested from STO input A STO 11 or STO input B STO 12...

Page 29: ...rgency ramp Sets the type of the SSE function Immediate STO The FSO module activates the drive STO function immediately after the SSE request Emergency ramp The FSO module first ramps down the motor s...

Page 30: ...er 23 23 see section SS1 ramp parameters in the drive inverter module below 200 202 SAR speed scaling 1500 rpm Sets a speed value that the FSO module uses as a reference point in ramp parameter calcul...

Page 31: ...otection circuit pay special attention to the control of the mechanical brake If the motor deceleration by the mechanical brake causes extra heat generation in the ATEX area make sure that the use of...

Page 32: ...32 Parameter settings...

Page 33: ...s required for the safe functioning of equipment with respect to explosion risks IEC 61508 2010 Part 1 General Requirements Part 2 Requirements for electrical electronic programmable electronic safety...

Page 34: ...on FSO module on page 26 in chapter Parameter settings The FSE 31 module is included in the calculations only if a safety encoder is used in the application the FSO 21 module is configured to activate...

Page 35: ...e times The response time of the Safe disconnection STO function is 50 ms for all ACS880 drives For the exact response times for each drive inverter module type see the drive inverter module hardware...

Page 36: ...ares that the product conforms with European ATEX Product Directive 2014 34 EU Notified Body VTT Expert Services Ltd 2 Specific marking of explosion protection 3 II Product for other than mining appli...

Page 37: ...Technical data 37 ATEX certificate...

Page 38: ...38 Technical data...

Page 39: ...Technical data 39...

Page 40: ...40 Technical data Declarations of Conformity Note If the Declaration of Conformity is needed in any other official language of European Union than in English contact ABB...

Page 41: ...Technical data 41 Note If the Declaration of Conformity is needed in any other official language of European Union than in English contact ABB...

Page 42: ...42 Technical data...

Page 43: ...contacts can be found by navigating to www abb com searchchannels Product training For information on ABB product training navigate to new abb com service training Providing feedback on ABB manuals Y...

Page 44: ...www abb com drives www abb com drivespartners 3AUA0000132231 Rev D EN 2018 06 13 Contact us...

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