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© Bytronic
srl.
Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it
Unauthorized reproduction and even partial distribution is prohibited
BY11600
Differential relay type B
(BY11600_M2_V1)
AFTER INSTALLATION, MANDATORY PROCEDURE MUST BE PERFORMED IN
CHAPTER 9
!
This documentation is the exclusive property of:
Bytronic Srl - Via Como 55 - 21050 Cairate (VA) - ITALY.
It cannot be copied, modified or distributed, even partially, in any way and by any means, except with the
explicit consent of the Owner.
The information and technical data contained in this documentation are subject to Copyright and intended
exclusively and exclusively for Persons and / or Companies to whom they are expressly granted with
restrictions on use.
Bytronic reserves the right to modify the specifications given without notice, at any time, according to the
evolution of materials, technologies and production needs.
Bytronic is not responsible in any way for the consequences caused by the lawful or illegal use of the content
of this document, whether due to inaccuracies, errors, incorrect interpretations or other.
No responsibility can be attributed to Bytronic Srl regarding any possible damage to things or persons
deriving from any use of the described equipment. Its suitability, field of application and type of installation
must be assessed by the user, who is obliged to comply with all the safety regulations in force and adopt
all suitable solutions to avoid any damage deriving from the use of the equipment, assuming it total
responsibility.
BY11600_M2_V1_EN
1.1

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Summary of Contents for Bytronic BY11600

  • Page 1 Bytronic reserves the right to modify the specifications given without notice, at any time, according to the evolution of materials, technologies and production needs. Bytronic is not responsible in any way for the consequences caused by the lawful or illegal use of the content of this document, whether due to inaccuracies, errors, incorrect interpretations or other.
  • Page 2 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited WARNING! It is mandatory to have the product installed by a qualified electrician, according to the safety regulations in force.
  • Page 3: Table Of Contents

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited SUMMARY REFERENCES ................................ 1.4 GENERALITY ................................ 2.1 CONNECTIONS AND SYSTEM REQUIREMENTS ..................... 3.2 3.1 G...
  • Page 4: References

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 1 REFERENCES This manual is in the following update state: •...
  • Page 5: Generality

    Described in detail below. Overall, the BY11600 has 8 step current settings (0.03, 0.1, 0.3, 0.5, 1, 3, 5 and 10A), one of which is instantaneous (0.03A) and the other 7 delayed, with 9 step-adjustable non-operation times (0.1, 0.2, 0.3, 0.4, 0.5, 0.75, 1, 5 and 10 s).
  • Page 6: Connections And System Requirements

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 3 Connections and system requirements 3.1 General scheme Reset Remote...
  • Page 7: Choice Of Detection Device (Torb)

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 3.2 Choice of detection device (TORB) The detection device must NECESSARILY be of Bytronic manufacture and belong to the "TORBxxx" family.
  • Page 8 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited However, adopting all the precautions beforehand even where objectively it is not necessary, means facing higher plant costs which in small plants can be significant.
  • Page 9 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited In detail, the types of connection and the recommended methods are as follows:...
  • Page 10: Passage Of Conductors In The Detection Device

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 3.3.4 Passage of conductors in the detection device The following requirements must be observed: •...
  • Page 11: Processing Device Positioning (Mrcd)

    Unauthorized reproduction and even partial distribution is prohibited 3.3.5 Processing device positioning (MRCD) The BY11600 (MRCD) must be installed on DIN 46277 rail (omega bar), POSSIBLY at a distance ≥ 50mm from other equipment or modules installed nearby, which could interfere electromagnetically.
  • Page 12: Connection Of The Reset Input Remotely

    It must be connected to the 1 DIN module for serial communications BY11800, isolated at 3kV, which allows the status and measurements of the BY11600 to be put on the MODBUS network (RTU or ASCII), in order to monitor a system with multiple protected areas.
  • Page 13: Principle Of Operation

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 4 Principle of operation The instrument is a type B differential relay...
  • Page 14 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited The intervention thresholds of the MRCD are 6, to which the 2 relay outputs correspond respectively: •...
  • Page 15: Operation

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 5 operation After correctly connecting the instrument as shown in the diagram, it is also necessary to check that it is correctly configured before powering the protected system, namely: •...
  • Page 16: Front Panel

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 5.1 Front panel ON FIXED = Indicates normal operating status ON / ALARM led ON FLASHING = Indicates Alarm relay output in ALARM status.
  • Page 17 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 5.2 Measurement page Display The instrument, when it is in its standard operating mode, has a single measurement display page: Test available Value In...
  • Page 18: High Resolution Measurements (Only In Instant Mode, 0.03A)

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited An icon may appear in the display area between the two measurements, such as:...
  • Page 19: Operating Conditions

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 6 Operating conditions 6.1 Generality Since the instrument is powered, it is IMMEDIATELY operational, regardless of what is shown on the display. The conditions that are the source of "Fault"...
  • Page 20 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited The parameters that concern the setting of the alarm conditions are: •...
  • Page 21: Alarm Condition Storage (Memo Alarm = On)

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited If the 'Memo Alarm' parameter is Off, the Alarm condition automatically disappears if the condition that caused it returns below its threshold value.
  • Page 22: Fault Conditions

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 6.3 Fault conditions THE FAILURE CONDITIONS, AND CONSEQUENTLY THE FAILURE OUTPUT, ACT ON EXACT VALUES RECEIVED IN REAL TIME, INDEPENDENTLY OF THE VALUES ON THE DISPLAY.
  • Page 23: Intervention Times

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited When t is sufficiently long, on the display, on the main page, before the Fault condition becomes effective, the Fault icon is displayed between the measurements and the affected measurement (s) flashes (no).
  • Page 24: Test Execution

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 6.4 Test execution The test is possible in all the operating states in which the instrument is located when it is not in a Fault condition, by pressing the relative Test button (test device), which is also accessible with the front door closed (and leaded), deliberately prior use of a suitable pointed tool (pen, screwdriver, etc.) to avoid accidental maneuvers.
  • Page 25: Effect Of The Test On The Alarm Output

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 6.4.1 Effect of the Test on the Alarm output The Test (= activation of the "Failure" output) can be performed independently of the simultaneous presence of any alarm condition and consequent active "Alarm"...
  • Page 26: Operation Of The Up And Down Buttons

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 7 Operation of the UP and DOWN buttons 7.1 'UP' button functions The 'UP' key has multiple functions, depending on the context of operation of the instrument.
  • Page 27: Functions Of The 'Down' Key

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 7.2 Functions of the 'DOWN' key The 'DOWN' key has multiple functions, depending on the context of operation of the instrument.
  • Page 28: Operating Parameters

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 8 Operating parameters In normal operating mode, i.e. NOT in a fault condition, pressing the 'UP' button proposes changing the scale of I .
  • Page 29 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited If you want to adjust a parameter, when it is displayed, long press the 'UP' button (over 5 seconds) until the parameter name alternates between positive / negative and finally changes the screen.
  • Page 30: List Of Operating Parameters

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 8.1 List of operating parameters Parameter Number Description Adjustment values...
  • Page 31: Ct Recognition Procedure

    NO CURRENT MUST BE CIRCULATED through it, neither of load nor differential. Before turning on the BY11600, press the 'UP' key and keep it pressed while turning it on. If everything is correct, the following screen appears for a few seconds: Already in this phase the type of CT is recognized (but not yet memorized).
  • Page 32 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited d) At the end, the Ok will be given for a few moments.
  • Page 33 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited During the recognition procedure, warnings may appear about some conditions of the system which prevent the successful completion of the procedure but which DO NOT cause the Fault condition and resolve automatically as soon as they are restored.
  • Page 34: Residual Current Monitoring During Installation Or Testing

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 10 Residual current monitoring during installation or testing THE OPERATION CAN ONLY BE CARRIED OUT BY ELECTRICIAN OR QUALIFIED PERSONNEL DURING MAINTENANCE OR COMMISSIONING.
  • Page 35: Technical Data

    © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited 11 Technical data Type: Type B modular differential relay with separate detection device Compliant with Italian standard CEI EN 60947-2: 2019-03 annex M.
  • Page 36 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited Features (continued): Characteristics of the "Failure" and "Alarm" auxiliary contacts (identical) 4.6 -IEC 60947-1:...
  • Page 37 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited Features (continued): Ambient air temperature (normal operation): -5 ° C / + 40 ° C (average ≤ 35 ° C / 24h) 60947-1 - 6.1.1...
  • Page 38 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited Product functions: Programmable 'Alarm' output polarity: − Standard (NO closes in Alarm) −...
  • Page 39 © Bytronic srl. Via Como, 55 - 21050 Cairate (VA) - Tel. 0331/312523 - Fax. 0331/313077 - WEB: www.bytronic.it - email: bytronic@bytronic.it Unauthorized reproduction and even partial distribution is prohibited Electromagnetic Compatibility (M.8.16) * Electrostatic discharge EN 61000-4-2 M.8.16.1.2 Electromagnetic fields radiated by radiofrequency EN 61000-4-3 M.8.16.1.3...

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