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Siemens 3VA1 100 A Manual 

Siemens 3VA1 100 A Manual Online:

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Siemens 3VA1 100 A User Manual
Siemens 3VA1 100 A User Guide
Siemens 3VA1 100 A Online Manual

Text of Siemens 3VA1 100 A User Guide:

  • Siemens 3VA1 100 A, Accessories 4.7 Locking and interlocking 3VA molded case circuit breakers 270 Manual, 04/2015, A5E03603177010-02 Locking a molded case circuit breaker in the ON (I) position It is also possible to safely lock a 3VA molded case circuit breaker in the ON (I) position using a padlock device. The breaker contacts cannot be opened when it is locked in this position. A 3VA molded case circuit breaker can be released from its ON position again only by an authorized person. The TRIP function, i.e. the protective functionality of the 3VA molded case circuit breaker, is not affected by locking the breaker in the ON (I) position. In the event of a fault,

  • Siemens 3VA1 100 A, Accessories 4.8 Residual current devices 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 301 Device type All residual current devices meet the requirements for device type A, i.e. they are capable of detecting all sinusoidal AC residual currents and pulsating DC residual currents. Combination with external accessories DIN rail adapters DIN rail adapters are available as accessories for side-mounted residual current devices RCD310 and RCD510 up to 160 A. These permit fast and eas

  • Technical specifications 6.4 Derating and temperature compensation 3VA molded case circuit breakers 490 Manual, 04/2015, A5E03603177010-02 Derating in combination with accessories None of the accessories from the extensive range available for 3VA1 molded case circuit breakers has an influence on the thermal response thresholds of the switching devices exc

  • Siemens 3VA1 100 A, List of abbreviations C.1 Table of abbreviations 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 513 Sym- bol/abbreviation Meaning t g Delay time associated with the adjustable response current; trip time associated with ground-fault current setting value t i "Virtual" trip time of I protection; highest trip time associated with rated tripping current of instantaneous trip T p Trip time; delay time; time-lag class t r Trip time associated with current settin

  • Siemens 3VA1 100 A, Accessories 4.5 Manual operators 3VA molded case circuit breakers 250 Manual, 04/2015, A5E03603177010-02 Side wall mounted rotary operator with mounting plate The side wall mounted rotary operator is available in a version with mounting plate for molded case circuit breakers up to 250 A. The mounting plate can be installed on the right- hand or left-hand side panel. The space on the mounting plate can be used to install other components. If there is insufficient space available on the mounting plate to install terminals, a terminal plate ① can be bolted to the cubicle.

  • Siemens 3VA1 100 A, Accessories 4.10 EFB300 external function box 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 383 Connection Use of the ZSI function is conditional upon the connection of a dedicated EFB300 external function box to each 3VA2 molded case circuit breaker. The EFB300 allows molded case circuit breakers to communicate with one another, a capability which is a basic requirement for the ZSI function. To permit utilization of the ZSI function, EFB300 external function boxes must be interconnected as illustrated below: See also Zone-selecti

  • Siemens 3VA1 100 A, Accessories 4.11 Test devices 3VA molded case circuit breakers 396 Manual, 04/2015, A5E03603177010-02 LED states when the TD300 and the molded case circuit breaker are switched on Test the molded case circuit breaker (mechanical trip test) 1. Connect the TD300 to the molded case circuit breaker in the correct sequence and switch on. 2. Switch on the molded case circuit breaker (ON position). 3. Press the pushbutton labeled <TRIP> on the TD300. The molded case circuit breaker trips : The molded case circuit breaker is functioning co

  • Siemens 3VA1 100 A, Accessories 4.8 Residual current devices 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 297 A special "ADVANCED" residual current device has been developed for use with 3VA2 molded case circuit breakers. Advanced RCD820 The RCD820 series is suitable for use in applications with exacting technical requirements: ● High residual current response values ● Long delay time settings for selective grading ● Onboard interface to a fieldbus communication system ●

  • Siemens 3VA1 100 A, Accessories 4.13 Escutcheon 3VA molded case circuit breakers 412 Manual, 04/2015, A5E03603177010-02 4.13.1 Product description Escutcheons are available for the following items of equipment from the 3VA product range: ● 3VA1 / 3VA2 molded case circuit breakers, 3-pole or 4-pole: Handle area only ● 3VA1 / 3VA2 molded case circuit breakers, 3-pole or 4-pole: Area around handle and trip unit ● Front mounted rotary operator ● Loadside residual current devices, 3-pole or 4-pole ● Door feedthroughs Installation 1. Cut out an opening in the cover plate. Refer to the operating instructions for the correct cutout dimensions. 2. Insert the

  • Siemens 3VA1 100 A, Accessories 4.4 Plug-in and draw-out technology 3VA molded case circuit breakers 218 Manual, 04/2015, A5E03603177010-02 Components of a conversion kit for draw-out technology ● Plug-in contacts for attachment to the main terminals of the 3VA molded case circuit breaker – 3-pole: 6 plug-in contacts – 4-pole: 8 plug-in contacts ● Side walls with guide bolts for mounting on the molded case circuit breaker ● Autotrip plunger ● 2 screw-mounted terminal covers for the 3VA molded case circuit breaker ① Plug-in

  • Accessories 4.5 Manual operators 3VA molded case circuit breakers 246 Manual, 04/2015, A5E03603177010-02 Tolerance compensator Door mounted rotary operators are supplied as standard with a tolerance compensator. This device compensates any potential minor offset between the rotary switch of the cubicle doors and the shaft of the door mounted rotary operator.

  • Siemens 3VA1 100 A, Accessories 4.3 Connection system 3VA molded case circuit breakers 186 Manual, 04/2015, A5E03603177010-02 4.3.2.4 Rear busbar and cable lug connections The diagram below illustrates all the components available for implementing a busbar or cable lug connection on the rear panel of the 3VA molded case circuit breaker. Connection technology Cables and busbars ① Lug terminal, right-angled ④ Busbars ② Rear connecting stud ⑤ Flexible busbars ③ Rear terminal flat ⑥ Cable lugs

  • Siemens 3VA1 100 A, Accessories 4.10 EFB300 external function box 3VA molded case circuit breakers 388 Manual, 04/2015, A5E03603177010-02 4. In order to deactivate the output again, press the <SET> button again for longer than 2 seconds. The LED of the activated output will change from steady illumination to flashing. The output is deactivated, but still selected. 5. In order to select the next output, press the <SET> button briefly ①. The LED of the next output starts to flash ②, the output is selected.

  • Siemens 3VA1 100 A, Accessories 4.5 Manual operators 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 247 Testing the tripping mechanism The button <PUSH TO TRIP> can be pressed to perform a function test on the tripping mechanism. Procedure 1. Turn the door mounted rotary operator to the OFF (O) position. 2. Open the cubicle door. 3. Use a tool to turn the shaft to the ON (I) position in order to close the molded case circuit breaker. Alternatively, the supplementary handle for the door mounted rotary operator can also be used to close the breaker. 4. Press the button <PUSH TO TRIP> with a tool s

  • Siemens 3VA1 100 A, Accessories 4.8 Residual current devices 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 339 Button for setting the delay time Δt The delay time can be set in 10 steps, ranging from 0 (instantaneous) to a maximum value of 10000 ms. Each delay time has a dedicated setting range. The corresponding delay time is set as soon as the button is latched in the setting range. If the white setting arrow is resting between two setting ranges, the residual current device trips instantaneously in response to residual currents. The factory setting for the tripping delay is 0 ms. Recommended procedure for setting the response current and the delay time 1. Swit

  • Technical specifications 6.1 Circuit diagrams 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 443 6.1.2.3 Example: 3VA2 molded case circuit breaker with built-on/built-in accessories * A connection can also be optionally equipped with a bus terminating resistor.

  • Siemens 3VA1 100 A, Description 2.6 Protection system 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 79 N Neutral conductor protection 1) At rated operational currents I n ≤ 63 A: I N = 40 % … 100 % I n 2) Applies to I n > 63 A 3) Dependent on circuit breaker size and rated operational current Parameters of the neutral conductor protection function ● Tripping current I N : Adjustable as a proportion of the current setting (I r ) for overload protection ● Tripping delay: Corresponds to the

  • Accessories 4.3 Connection system 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 189 Rear connecting studs The rear connecting studs can be installed to connect busbars and cable lugs to the rear panel of a 3VA molded case circuit breaker. The dimensions of rear connecting studs are given in the table below: Rear connecting studs can be order

  • Siemens 3VA1 100 A, Accessories 4.8 Residual current devices 3VA molded case circuit breakers 338 Manual, 04/2015, A5E03603177010-02 Resetting The residual current device and the "tripped" display are reset by means of the handle of the molded case circuit breaker, or the handle of the manual operator or by means of the motor operator. Parameterization of the residual current device ① Setting button for response current I Δn ② Setting button for delay time Δt Button for setting the response current I Δn The response current can be set in 10 steps, ranging from 0.03 A to maximum 30 A.

  • Siemens 3VA1 100 A, Accessories 4.7 Locking and interlocking 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 285 4.7.3.3 Sliding bar The sliding bar can be used to implement an interlock between three 3VA molded case circuit breakers of the same size. Up to three padlocks (shackle diameter of between 4.5 and 8 mm) can be attached in order to lock the bar in position. Installing the sliding bar ① Side plate ② Locking slide 1. Attach two side plates ① to the sides of the 3VA molded ca

  • Siemens 3VA1 100 A, Technical specifications 6.2 Dimensional drawings 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 479 With 4-pole 3VA1 molded case circuit breaker size 160 A With 3-pole 3VA1 molded case circuit breaker size 250 A (Basic RCD510 only)

  • Siemens 3VA1 100 A, Description 2.8 Electronic trip unit 3VA molded case circuit breakers 100 Manual, 04/2015, A5E03603177010-02 2.8.4 Load acceptance and load shedding - load management 3VA molded case circuit breakers equipped with an ETU 3-series or higher series provide two current thresholds for the purpose of implementing a local load management function. Load shedding is the upper threshold, and load acceptance the lower threshold. ① Incoming alarm "load shedding" ⑤ Parameter load acceptance 100

  • Siemens 3VA1 100 A, Accessories 4.11 Test devices 3VA molded case circuit breakers 408 Manual, 04/2015, A5E03603177010-02 4.11.2.2 Executing the test functions using a PC and powerconfig In addition to its capabilities as a stand-alone test device, the TD500 can also act as a PC interface to the ETU. If the TD500 test device is connected both to the ETU and a PC, the protective functions can be triggered from a PC on which the powerconfig software is installed. A test log for the molded case circuit breaker is generat

  • Applications 3.1 Line protection applications of 3VA molded case circuit breakers 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 111 ETU320 parameters: 1) With 4-pole versions only: Overload protection L: • I r adjustable in 10 steps of 0.4 to 1.0 x I n • t r adjustable in 10 steps of 0.5 to 12 /15 s or 17 s t r is the t

  • Siemens 3VA1 100 A, Accessories 4.8 Residual current devices 3VA molded case circuit breakers 334 Manual, 04/2015, A5E03603177010-02 Description of front panel view Display elements "Ready" signals, communication status and alarms ● "Ready" signal of the residual current device: The LED labeled "ACT" ① stands for ACTIVE and lights up when the device is ready to operate. ● Communication status: The LED labeled "COM" ② stands for COMMUNICATION and indicates the communication status of the residual current device. ● Pre-alarms: The Advanced RCD820 has two LEDs labeled "AL1" (ALARM 1) ③ and &q

  • Siemens 3VA1 100 A, Applications 3.1 Line protection applications of 3VA molded case circuit breakers 3VA molded case circuit breakers Manual, 04/2015, A5E03603177010-02 115 ETU350 parameters: 1) With 4-pole versions only: Overload protection L: • I r adjustable in 10 steps of 0.4 to 1.0 x I n • t r adjustable in 10 steps of 0.5 to 12 /15 s or 17 s t r is the tripping time at 6 x I r The ETU350 LSI has a permanently active thermal image. Short-time delayed short circuit protection S: • I sd adjustable in 10 steps of 1.5 to 9

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