υποσταθμός μετασχηματιστή

Kalchschmid 3076

Κατάσταση: μεταχειρισμένο, Έτος κατασκευής: 2016, Λειτουργικότητα: πλήρως λειτουργικό, 2000 kVA ελαιοστεγανός μετασχηματιστής, SGB, έτος κατασκ. 2016, 11kV ± 2x2,5%/400V, υψηλής τάσης υποδοχές βύσματος, πλήρης ερμητική προστασία, ροδάκια, πρωτόκολλο δοκιμών Bedoxvqp Sspfx Abwscw

Κατάσταση: σχεδόν καινούργιο (μεταχειρισμένο), GBS Prüfpuls rev3 Pulse Generator for Long-term Insulation Tests The Prüfpuls setup is designed for long-term insulation testing of test specimens with up to 6 nF capacitance. Converter for High-voltage Test Transformer · Internal sine wave generator: 50-200Hz · Pulse width modulation of the sine wave at 16-24kHz via full bridge · Converter voltage adjustable from 0-600V, Imax = 2.6A, maximum output: 1.3kW · Pulse current limitation: 110A (cut-off threshold) Pulse Transformer – Control · Full-bridge control · Full-bridge power supply adjustable 0-1000V, max. 1.3A · Pulse current limitation: 100A (cut-off threshold) · Pulse width: 20-120μs, nominal 94μs, adjustable · Two selectable series inductances: 150μH, 300μH to adapt pulse width and rise time to load capacitance and voltage · Pulse repetition frequency: 0.1 – 2.5 kHz, adjustable · Polarity: Selectable as positive, negative or alternating, depending on sine wave signal polarity · Cosine-shaped pulse at transformer output Pulse Transformer Cascade · Output transformers in 5-stage cascaded configuration · Overall transformation ratio selectable as 1:7.7, 1:10, or 1:15 via taps · Maximum output voltage: 15kV for load capacitances of: * 6nF with pulse width of 73μs at 2.5kHz repetition rate * 10nF with pulse width of 103μs at 1.25kHz repetition rate · 1:1000 voltage divider in parallel · Overvoltage protection at approx. 20-23 kV via parallel spark gaps · Thermistor for overtemperature detection in the first transformer stage · Ground-side current measurement socket 100 mV/A Qgqsbmp2 Breakdown Detection, Testing · If the maximum bridge currents for transformer control or the maximum currents of the bridge power supplies are exceeded, the high voltage is switched off · The device is equipped with a resettable hour meter to record testing duration Manufacturer Price: approx. €59,500 Financing through our partner bank is available. komplett-konzept.leasingo.de More items – new and used – can be found in our shop! Bedpfju Egz Rjx Abwocw International shipping costs on request!