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Siemens SENTRON 3KC ATC3100 Manual
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Siemens SENTRON 3KC ATC3100 Manual

Siemens SENTRON 3KC ATC3100 Manual

Transfer control device
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Summary of Contents for Siemens SENTRON 3KC ATC3100

  • Page 3 ___________________ Introduction ___________________ General information ___________________ SENTRON Description ___________________ Functions Monitoring Devices 3KC ATC3100 Transfer Control ___________________ Device Applications ___________________ Parameter settings Manual ___________________ Wiring diagrams ___________________ Installing/mounting ___________________ Technical data ___________________ Dimension drawings ___________________ Accessories / spare parts ___________________ List of abbreviations 09/2016 3314314101-02...
  • Page 4 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
  • Page 5 Control of motorized circuit breakers ..................22 Parameter settings ........................... 23 Wiring diagrams ............................25 Assignment of the terminals ....................25 3KC ATC3100 in combination with SIEMENS products ............27 General connection ......................... 32 Installing/mounting ........................... 43 Installation method ........................43 Technical data ............................
  • Page 7 Introduction Purpose of this manual This manual is intended for reference purposes. The information in this manual enables you to install, operate and apply this "3KC ATC3100 Transfer Control Device" product. It contains information about: ● Installation ● Operation ● Application Required knowledge A general knowledge of low-voltage controls and distribution is required to understand this manual.
  • Page 9 ● The front of the 3KC ATC3100, with or without the lockable protective cover, has degree of protection IP41. Standards Combined with Siemens changeover devices, the 3KC ATC3100 transfer control device complies with the following standards: ● IEC 60947-6-1 ● GB 14048.11 Version 3KC ATC3100 –...
  • Page 10 General information 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 11 Description Product overview 3KC ATC3100 is a transfer control device. This device serves as an automatic transfer switch equipment (ATSE) between two power supply systems in low-voltage power distribution networks when in combination with circuit breakers or disconnect switches; where motor operators are required for constellations with circuit breakers and disconnect switches - IEEE C37.2 Definition 83.
  • Page 13 Functions Functional information Front panel ● The front panel is equipped with 10 LEDs, which show the status of the system. ● Four keys D-E-F-G (LINE 1 ON - OFF - LINE 2 ON - MODE), key G is pressed to select the operating mode, and keys D, E and F are used to manually operate circuit breakers in MANUAL mode.
  • Page 14 Functions 4.1 Functional information Status LEDs ● The following table shows the meaning of the different LEDs. ● The color of the 2 ALARM LEDs is orange and the color of the other 8 LEDs is green. LED ON LED OFF LED FLASHING POWER Line 1 power supply voltage...
  • Page 15 Functions 4.2 Operating mode selection Operating mode selection The key G (MODE) allows you to select the different operation modes. Press the key repeatedly until the required operating mode is selected. The operating mode currently set is indicated by an LED. AT + AR Mode ●...
  • Page 16 Functions 4.3 Voltage controls Voltage controls ● The system rated voltage is 230 / 400 V AC, and the rated frequency is 50 Hz or 60 Hz. ● In the case of a 3-phase 3-wire power system utility, an external N Line must be connected to 3KC ATC3100 (see chapter "Control of changeover devices"...
  • Page 17 Functions 4.4 Alarms ● Of one of the circuit breakers trips, a system failure will be generated and the 4 LEDs: LED 7 (AT + AR), LED 8 (MANUAL), LED 9 (AT), and LED 10 (GENERATOR) will flash at the same time. ●...
  • Page 19 Applications Utility-to-utility application ● In the utility-to-utility (U-U) application, the load is usually connected to the main utility (Line 1) and transfer to the secondary utility (Line 2) is performed if an anomaly occurs in the main line (Line 1) or the transfer signal is given externally, or vice versa. Transfer and return transfer in AT + AR mode Status Q1 / Q2...
  • Page 20 Applications 5.2 Utility-to-generator application Transfer and return transfer in AT mode Status Q1 / Q2 Line 1 / Line 2 Circuit breaker Failure (undervoltage, overvoltage, or phase failure) occurs in Line 1 open or Line 2 power supply Circuit breaker Line 1 or Line 2 power supply is within the specified boundaries of closed normal operation...
  • Page 21 Applications 5.2 Utility-to-generator application Transfer and return transfer in GENERATOR mode Status Q1 / Q2 Line 1 / Line 2 Circuit breaker Failure (undervoltage, overvoltage, or phase failure) occurs in Line 1 open or Line 2 power supply Circuit breaker Line 1 or Line 2 power supply is within the specified boundaries of closed normal operation...
  • Page 22 Applications 5.3 Control of changeover devices Control of changeover devices ● For the line changeover, 3KC ATC3100 can control different types of devices, such as motorized circuit breakers and motorized changeover devices. ● The appropriate wiring diagram must be used for the type of changeover device used with 3KC ATC3100 (see chapter "General connection"...
  • Page 23 Parameter settings Front panel Undervoltage threshold setting 1. The undervoltage threshold can be set using rotary switch A, in the range 70% U 95% U 2. To adjust, turn rotary switch A until the arrow points to the desired undervoltage threshold.
  • Page 24 Parameter settings Return delay time setting 1. The return delay time can be set using rotary switch C, in the range 0 seconds to 300 seconds. 2. To adjust, turn rotary switch C until the arrow points to the desired return delay time. Once set, for example, to 300 seconds, 3KC ATC3100 will begin the return delay countdown 300 seconds after a failure (undervoltage, overvoltage, or phase failure) has occurred in the Line 2 power supply.
  • Page 25 Wiring diagrams Assignment of the terminals Terminal diagram 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 26 Wiring diagrams 7.1 Assignment of the terminals Terminal Code Description Remarks Main-L1 Line 1: L1 Input main power supply, 230 / 400 V AC (rated volt- age) Main-L2 Line 1: L2 Main-L3 Line 1: L3 Main-N Line 1: N Back-L1 Line 2: L1 Input secondary power supply, 230 / 400 V AC (rated voltage)
  • Page 27 IEC 60947-6-1 requirements. Customers that wish to use a mechanical interlock, in place of, or additionally to the electrical interlock, can refer to the below tables as a guide for which Siemens switches can be combined. For detailed information, please refer to the respective operating manual for the product.
  • Page 28 Wiring diagrams 7.2 3KC ATC3100 in combination with SIEMENS products Mechanical interlocking combinations for 3VA ✓ supported not supported 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 29 Wiring diagrams 7.2 3KC ATC3100 in combination with SIEMENS products Mechanical interlocking combinations for 3VL ✓ supported not supported Mechanical interlocking combinations for 3VT 3VT only supports bowden cable mechanical interlocking and therefore is not compatible with a motorized ATSE solution.
  • Page 30 Wiring diagrams 7.2 3KC ATC3100 in combination with SIEMENS products Mechanical interlocking combinations for 3WL Mechanical Interlocking 3WL FS 1 3WL FS 2 3WL FS 3 Combinations 3WL FS 1 ✓ ✓ ✓ 3WL FS 2 ✓ ✓ ✓ 3WL FS 3 ✓...
  • Page 31 Wiring diagrams 7.2 3KC ATC3100 in combination with SIEMENS products SIEMENS offers an optional connection cable for connecting 3KC ATC3100 to the configured switches. SIEMENS offers an optional connection cable for connecting 3KC ATC3100 to the configured switches. MLFB Name...
  • Page 32 Wiring diagrams 7.3 General connection General connection 3-phase 3-wire system Code Description Main-L1 Ground and short-circuit proof cable Circuit Breaker (Line 1) Circuit Breaker (Line 2) QF1 / QF2 Fuses Note Line 1 and Line 2 require an external N line. Note IEC Regulations stipulate that the fuse element be connected with a Short circuit and Ground Fault safe cable, as specified in the IEC 61439-1.
  • Page 33 Wiring diagrams 7.3 General connection 3-phase 4-wire system Code Description Main-L1 Ground and short-circuit proof cable Circuit Breaker (Line 1) Circuit Breaker (Line 2) QF1 / QF2 Fuses Note IEC Regulations stipulate that the fuse element be connected with a Short circuit and Ground Fault safe cable, as specified in the IEC 61439-1.
  • Page 34 3VA Motor operator must be supplied externally (not via ATC3100). Recommended Transfer Delay (B) and Return Delay (C) > 5 s. Please see 3VA operator manual (https://support.industry.siemens.com/cs/ww/de/view/90318775/en) for more info regarding fuse dimensioning. 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 35 Wiring diagrams 7.3 General connection MCCB 3VL - dual motorized operating mechanism (MO) Code Description Auxiliary Switch (Interlock) Auxiliary Switch (Status) Alarm Auxiliary Switch (Trip) Fuse for Motor Operator protection Please see 3VL operating manual for fuse / protection requirements. 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 36 Wiring diagrams 7.3 General connection MCCB 3VL - dual motorized operating mechanism (SEO) Code Description Auxiliary Switch (Interlock) Auxiliary Switch (Status) Alarm Auxiliary Switch (Trip) Fuse for Motor Operator protection Please see 3VL operator manual for more info regarding fuse dimensioning. 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 37 Wiring diagrams 7.3 General connection MCCB 3VT1 / 3VT4 / 3VT5 - dual motorized operating mechanism Code Description Auxiliary Switch (Interlock) Auxiliary Switch (Status) Alarm Auxiliary Switch (Trip) Fuse for Motor Operator protection Please see 3VT operator manual for more info regarding fuse dimensioning. 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 38 Wiring diagrams 7.3 General connection MCCB 3VT2 / 3VT3 - dual motorized operating mechanism Code Description Auxiliary Switch (Interlock) Auxiliary Switch (Status) Alarm Auxiliary Switch (Trip) Fuse for Motor Operator protection Please see 3VT operator manual for more info regarding fuse dimensioning. 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 39 Wiring diagrams 7.3 General connection ACB 3WL Code Description S3 (NO) Auxiliary Switch (Status) S4 (NC) Auxiliary Switch (Interlock) Alarm Auxiliary Switch (Trip) Auxiliary Release F1 Closing Solenoid Y1 Fuse for Motor Operator protection Please see 3WL operator manual for more info regarding fuse dimensioning. 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 40 Wiring diagrams 7.3 General connection ACB 3WT (when 3WT is used without an undervoltage release) Code Description Auxiliary Switch (Status) Auxiliary Switch (Interlock) Alarm Auxiliary Switch (Trip) Auxiliary Release F1 Closing Solenoid Y1 Fuse for Motor Operator protection Please see 3WT operator manual for more info regarding fuse dimensioning. 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 41 Wiring diagrams 7.3 General connection ACB 3WT (when 3WT is used with an undervoltage release) Code Description Auxiliary Switch (Status) Auxiliary Switch (Interlock) Alarm Auxiliary Switch (Trip) Auxiliary Release F2 Closing Solenoid Y1 Fuse for Motor Operator protection Please see 3WT operator manual for more info regarding fuse dimensioning. 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 43 Installing/mounting Installation method There are three methods of mounting the 3KC ATC3100 transfer control device: panel-door mounting, plate mounting and DIN rail mounting. Panel-Door Mounting 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 44 Installing/mounting 8.1 Installation method Plate mounting DIN rail mounting 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 45 Technical data Technical data for the 3KC ATC3100 transfer control device: Voltages Rated voltage U 230 / 400 V AC Frequency 50 / 60 HZ Method of measuring True RMS value Method of connection 3-phase 4-wire system, 3-phase 3-wire system Auxiliary supply 24 V DC Rated impulse withstand...
  • Page 47 Dimension drawings Note * Space requirement for wiring connection around 3KC ATC3100 is 40 mm. 3KC ATC3100 Transfer Control Device Manual, 09/2016, 3314314101-02...
  • Page 49 Accessories / spare parts Accessories The following parts are included with 3KC ATC3100: ① ● 3 clip sets , used for panel-door mounting (see chapter "Installation method" (Page 43)). ② ● 1x 2-pin connector, pitch 7.62 mm , can be plugged into the terminals 18 (G-NC) and 19 (G-COM) of 3KC ATC3100 (see chapter "Assignment of the terminals"...
  • Page 50 Accessories / spare parts ⑥ ● 1x 4-pin connector, pitch 7.62 mm , can be plugged into the terminals 9 to 12 (N- OUT/L-OUT) of 3KC ATC3100 (see chapter "Installation method" (Page 43)), and is used for connection of output power for motor operator. ⑦...
  • Page 51 List of abbreviations List of abbreviations List of abbreviations Abbreviations Term Alternating Current Air Circuit Breaker Alarm Auxiliary Switch (Trip) Automatic Transfer AT + AR Automatic Transfer and Automatic Restore ATSE Automatic Transfer Switching Equipment American Wire Gauge Direct Current German Industry Standard Double Power Supply Electromagnetic Compatibility...
  • Page 53 Glossary Auxiliary trip unit Undervoltage releases and shunt releases are compatible. GND (ground) Chassis ground Motorized operating mechanism A geared motor automatically charges the stored-energy spring mechanism as soon as a voltage is applied to the auxiliary supply connections. After each closing operation, the stored-energy spring mechanism is automatically charged for the next closing operation.