Ampcontrol OTS-EL User Manual Download Page 1

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Version: 3, December 2019

Designed and manufactured in Australia by Ampcontrol Pty Ltd

OTS-EL

OUTLET TEST SYSTEM

– EARTH LEAKAGE

User Manual

Summary of Contents for OTS-EL

Page 1: ...Version 3 December 2019 Designed and manufactured in Australia by Ampcontrol Pty Ltd OTS EL OUTLET TEST SYSTEM EARTH LEAKAGE User Manual ...

Page 2: ...NING The warning symbol highlights a potential risk of injury or death Please share these warnings with other operators CAUTION The caution symbol highlights a potential risk of damage to equipment Please share these cautions with other operators NOTE The note symbol highlights key information Please share these notes with other operators ENVIRO The enviro environmental symbol highlights areas whi...

Page 3: ...ny omissions in this document or from misuse of the information obtained herein The information in this document has been carefully checked and is believed to be entirely reliable with all of the necessary information included AMPCONTROL PTY LTD reserves the right to make changes to any products described herein to improve reliability function or design and reserves the right to revise this docume...

Page 4: ...2 4 Unpacking of Equipment 7 3 PRODUCT OVERVIEW 8 3 1 Description 8 3 2 Key Features 8 3 3 Application 8 3 4 Supplementary Documents 8 4 INSTALLATION 9 4 1 General Warnings 9 4 2 Mandatory Installation Practices 9 4 3 Mechanical Installation Information 10 4 4 Electrical Installation Information 13 5 PRODUCT OPERATION 18 5 1 Earth Leakage Protection Function Test 19 6 OPERATIONAL INTERFACE 20 6 1 ...

Page 5: ...rnal Label 12 Figure 4 6 Electrical Connections OTS EL Circuit Diagram 13 Figure 4 7 Electrical Connections OTS EL Power Supply 14 Figure 4 8 Electrical Connections Internal HV Barrier 14 Figure 4 9 Electrical Connections Comms Module 15 Figure 4 10 Electrical Connections EL Test 16 Figure 4 11 Electrical Connections MC Auxiliary Input Option 1 17 Figure 4 12 Electrical Connections MC Auxiliary In...

Page 6: ...ges made to the hardware or operating firmware will void the manufacturer s warranty and may compromise the integrity of the system into which it is installed and other connected equipment 1 1 2 Equipment Knowledge Experience with or understanding of this equipment is essential for the safe installation and removal of the equipment Therefore please read and understand this manual prior to use Comp...

Page 7: ...cumentation for your safety file as applicable prior to wrapping being discarded 2 2 Inspection Equipment that is found to be damaged or has been modified away from its published specifications must not be used Please contact Ampcontrol if the equipment is suspected to be different than that ordered or if it does not match the published specifications 2 3 Storage after Delivery When the equipment ...

Page 8: ...n authorised sync with the AWARE cloud storage When this occurs all local test reports are uploaded to the cloud and then all Assets and Users are refreshed for selected site All OTS test records can be accessed by anyone with internet access and authorisation user account The OTS EL will measure both the contactor opening time in addition to the true earth leakage clearing time time for back EMF ...

Page 9: ...actuators needed to implement the system Understanding the needs of the system will ensure proper selection of equipment 4 1 3 Ensure that the OTS EL will properly perform the required functions within the system design It is important to understand how the OTS EL is intended to interact with other equipment within a system For safe and reliable use it is crucial that neither the OTS EL logical op...

Page 10: ...le and an OTS Comms Module Figure 4 1 OTS EL System Overview 4 3 1 OTS EL Mechanical Installation Information Figure 4 2 OTS EL Dimensions The OTS EL Test module performs all the test actuation and measurements It is a DIN Rail mounted unit that interfaces with the outlet electrics The terminal layout and description is shown in Figure 4 3 and Table 1 respectively Outlet Enclosure OTS Application ...

Page 11: ...CONTROL PTY LTD NOT TO BE REPRODUCED IN PART Figure 4 3 OTS EL Terminal Layout Table 1 OTS EL Terminal Designators Number Designator Number Designator 1 Vs 12 MC AUX 2 Vs 13 SPARE 3 Earth 14 SPARE 4 EL Test 1 15 SPARE 5 EL Test 2 16 SPARE 6 SPARE 17 SPARE 7 SPARE 18 SPARE 8 MC AUX 110V A 19 SPARE 9 MC AUX 110V N Ua Barrier Connection 10 SPARE Ub Barrier Connection 11 MC AUX Uc Barrier Connection 1...

Page 12: ...h communications to the tester To improve the connectivity of the Bluetooth device the hole in the enclosure should be positioned such that it faces the location where the testing officer is most likely to stand when initiating the test procedure The Communications Module must be oriented with the RJ45 port pointing downwards to ensure both LEDs on the Comms Module align with their corresponding p...

Page 13: ...h of the individual circuit elements Figure 4 6 Electrical Connections OTS EL Circuit Diagram MC Main Contactor Circuit Breaker C B A S2 11 12 OTS EL 1 2 5 8 9 Ua Ub S1 Uc MC AUX 110V N 110VAC Control Supply Straight through CAT5 OR CAT6 cable 24VAC VDC Control Supply MC AUX MC AUX N 4 AC Test Supply EL TEST N O Manual EL Test Pushbutton If Present EL TEST COM MC AUX 110V A MC AUX A NER Supply Enc...

Page 14: ...Figure 4 7 Electrical Connections OTS EL Power Supply 4 4 2 Line Connections Terminals Ua Ub Uc The OTS EL contains an internal high voltage barrier that allows the OTS EL to directly interface with the phase conductors The high voltage connections from the OTS EL must be made on the load side of the outlet s contactor breaking device Figure 4 8 Electrical Connections Internal HV Barrier OTS EL 01...

Page 15: ...s RJ45 Port The OTS EL interfaces with the user s compatible tablet via the OTS Comms Module The Comms Module is connected to the OTS EL via a standard CAT5 or CAT6 cable straight through RJ45 termination CAUTION This Comms Module Connection Ports are not standard Ethernet ports These cores carry voltages that will damage an incompatible device if connected Figure 4 9 Electrical Connections Comms ...

Page 16: ...rth leakage test circuit that passes an AC current through the outlet s earth leakage toroid NOTE The installer is responsible for ensuring that the test resistance is of a suitable magnitude to provide a meaningful test It is recommended that the resistance value is chosen such that the test current is between 110 and 120 of the trip level of the earth leakage protection relay AS NZS 2081 Appendi...

Page 17: ...put as shown in Figure 4 12 This input is used with 24VDC or 24VAC control supplies The MC AUX 110V and the MC AUX 24V input do not require a load to be present the voltage input can connect directly to the input via the contactor s auxiliary contact Figure 4 11 Electrical Connections MC Auxiliary Input Option 1 Figure 4 12 Electrical Connections MC Auxiliary Input Option 2 NOTE Either the 110V or...

Page 18: ...the tablet gains network access At this point the test reports are uploaded to the dashboard a site specific cloud based storage platform Once these reports have been uploaded all reports except for the most recent will be removed from the tablet The most recent report is saved on the tablet because at the beginning of each new connection the OTS EL will check to make sure there are no discrepanci...

Page 19: ... open its contactor or breaking device In addition the OTS EL will also monitor the voltage on the load side of this breaking device to determine the time that it takes for the back EMF generated by the connected load to subside to extra low voltage 50VAC This represents the true clearing time following an earth leakage fault The magnitude of the current that flows through the earth leakage toroid...

Page 20: ...TS EL has two LEDs and a RJ45 connection port identified in Figure 6 1 The operation of the LED s is detailed in Table 2 Figure 6 1 OTS EL Operational Interface Table 2 OTS EL Fascia LED Operation LED Behaviour Name Colour Off Flashing On Status Green Control Power Off Healthy Processor Error Comms Blue Not Connected to Comms Module Ready for Connection to Tablet Connected to the Tablet The RJ45 p...

Page 21: ... the two LEDs identified on the left in Figure 6 2 will line up with the label that is installed over the hole on the outside of the enclosure These LEDs are the Paired LED left and the Testing LED right The operation of the LEDs is detailed in Table 3 Figure 6 2 Comms Module Operational Interface Table 3 OTS EL Comms Module LED Operation LED Behaviour Name Colour Off Flashing On Paired Blue Not C...

Page 22: ...ter and dust ingress internally Door seals are in good condition Check that connected cables are free from cuts abrasions and obvious signs of damage Cable restraints are in good order and correctly fitted Check that labels on equipment wall boxes and cables are present and in good condition especially certification labels Check that no modifications have been carried out to installed equipment 7 ...

Page 23: ...ment 5VA Dimensions OTS EL mm 91 x 100 x 110 Comms Module mm 86 x 54 x 21 Earth Leakage Test Test Interface Current injected through the earth leakage toroid Measured Entities Elapsed time between trip initiation and outlet contactor opening and Elapsed time between trip initiation and the back EMF falling below ELV true clearing time Find Out More For more information on this product contact Ampc...

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