Over 50 videos and articles of high voltage, high power equipment that is taken apart and shown what is inside and how it works! X-RAY, UPS etc
Teardown of a Nokia Siemens Networks Flexi Multiradio base station. This have been in service as a 3 antenna system for mobile telecommunications. GSM/EDGE, WCDMA/HSPA and LTE capable. 3×70 Watt output power. Nokia Siemens Flexi 3x90W FXEB 1800MHz base station teardown: Power amplifier (part 2 of 2)
I scavenged a old 4 ton stone polisher machine for the best components and got off with a 3 kW AC server motor + drive, 4+0.55 kW variable frequency drives. In this video I teardown the Yaskawa SGMGH-30DCA6F-OY 2900W AC servo motor. Trying to make the 3 kW servo drive run: https://www.youtube.com/watch?v=Cg3Qx6J6NzU Teardown of the
3 kW Yaskawa Servo Motor Teardown – Isolation, Day 38 Read More »
I scavenged a old 4 ton stone polisher machine for the best components and got off with a 3 kW AC server motor + drive, 4+0.55 kW variable frequency drives. In this video I teardown the Fuji 7MBP50RA120 IGBT module that consists of 7x IGBT dies, diodes and internal protective circuits. Trying to make the
I scavenged a old 4 ton stone polisher machine for the best components and got off with a 3 kW AC server motor + drive, 4+0.55 kW variable frequency drives. In this video I teardown the Yaskawa 3 kW AC Servo Drive that let the smoke out in the previous video. Trying to make the
Omron/Yaskawa 3 kW AC Servo Drive Teardown – Isolation, Day 34 Read More »
I scavenged a old 4 ton stone polisher machine for the best components and got off with a 3 kW AC servo motor + drive, 4+0.55 kW variable frequency drives. In this video I try to make the servo motor run despite missing a control panel that was gone from the machine. Teardown of the
3 kW AC Servo Drive From a 4 Ton Stone Polisher – Isolation, Day 32 Read More »
A look into what the future brings of projects, teardowns and power electronics. Simple, complex, small and large, there will be it all, stay tuned! In this tour around the electronics lab and work shop, we get to see the tube amplifier, Arduino temperature logger, GPS stratum 0 clock, Tesla Coils, x-ray machines, high power
Future Projects, Teardowns and Power Electronics – Isolation, Day 22 Read More »
A teardown of a APC RS-1000 UPS, a run down of the current paths in the system. Data on the unit: https://www.apc.com/shop/us/en/products/Back-UPS-RS-1000VA/P-BR1000
APC RS-1000 UPS Teardown Read More »
A teardown of a Kjellberg CUTi 31 Plasma Cutter with a power rating of 10 kVA. Made for cutting in 25-30 mm steel. Connecting voltage (V): 3x 400VAC Connecting power (kVA) 10.4 Mains fuse, slow(A) 16 Open circuit voltage (V) 240 Cutting current (A) 20…70 Duty cycle 70A/35% or 50A/100%
10 kVA Kjellberg Plasma Cutter CUTi 31 Teardown Read More »