This manual describes the functions, operation, installation, and commissioning of the device 7SJ62/63/64 V and for 7SJ63 V The functionality of the. Function overview. Description. Siemens SIP · 5 OvercurrentProtection/ 7SJ 5. 5/ 5/ Protection functions. • Time-overcurrent. of Siemens AG. Other designations in this manual might be trade- marks whose use by third parties for their own purposes would in- fringe the.
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The user can create up to 20 flexible protection functions. Table Of Contents Contents 2.
Changing the Power System Data 1 after flexible functions sienens been configured may cause these functions to be set incorrectly. All elements are independent from each other and can be com- bined as desired.
If only two phase-to-phase voltages were measured, it would not be possible to evaluate two of the required criteria. Turn on more accessible mode. To do this, the individual phase-to-ground voltages are measured. Additionally, user-defined interlocking conditions can be programmed separately for each command. Page 79 Functions 2.
This is siemns such faults are not detected at all or not selectively by the ordinary time overcurrent protection. High Impedance Wiemens go. Figure DIGSI dialog box for setting the interlocking conditions On devices with operator panel, the display shows the configured interlocking reasons.
Glossary Double command Double commands are process outputs which indicate 4 process states at 2 outputs: Warning element I Alarm is naturally set below the tripping element, to approx.
SIEMENS SIPROTEC 7SJ62 MANUAL Pdf Download.
Which input is used depends on the device version according to siemsns order number. Dynamic Cold Load Pickup Functions 2. Processing of interlocking conditions for switching e. However, a clean up also reassigns the VD addresses. Therefore, only qualified people who are familiar with and adhere to the safety procedures and precautionary measures should perform the inspection steps.
Dimensions Technical Data 4. Bay controllers Bay controllers are devices with control and monitoring functions without protective functions. Consequently, the device starts monitoring. Both jumpers must always be 7ej62 in the same way!
Siemens SIPROTEC 7SJ62 Manual
The time delay resets immediately in anticipation of another pickup. Testing User-defined Functions Mounting and Commissioning 3. Tools Digital Grid Digital Grid.
The same applies to 79 AR 50N-1 inst. They appear automatically in the display after general interrogation of the device, in the sequence shown in the following figure.
They can be called up at the front of the device, read out via the operating interface using a PC with DIGSI, or transferred to a central master station via the system interface.
The names of the parameters are fixed.
SIPROTEC 7SJ62 – Digital Grid – Siemens
The position of the connections can be seen in the following figure. Application Scope Introduction 1.
Got it, continue to print. For this purpose, there are three independent keys located below the graphic display. Trouble-free and safe use of this device depends on proper transport, storage, installation, and assembly of the device according to the warnings in this device manual. Warning of dangerous voltages Non-observance of the following measures can result in death, personal injury or substantial property damage. If these outputs are used for issuing a double command, it has to be divided into two single commands via CFC.
Manual Close Mode instant.
Measurement Voltage Failure Detection Functions 2. The circuit breaker auxiliary contact is bridged with a bypass resistor R. Mounting And Commissioning Mounting and Commissioning This chapter is intended for experienced commissioning staff. These messages contain information on the cause.