Скачать или смотреть 【モハラジオ録音】Alstom UT 450 - 2 quadrant GTO chopper - Phase Sequence Inverter/CSI - recording analysis#1

Renfe Alstom/CAF UT 450/51 suburban/regional* commuter train
The spanish cousin of the classic french Z2N EMU's

Alstom 2 quadrants GTO chopper - phase sequence inverter/ current source inverter (VCVF-CSI), CC trifasic, squirrel cage type traction motors

Year of construction: 1989-1990 (intermediate and cab trailer cars[451]) 1991-1994 (motorized cab cars)

Traction motors: Alstom 4FXA 3561 A

Max. speed: 140 km/h
Nominal rpm: 2100
Max. rpm: 3390
Power: 435 kW
Max. torque traction: 3330 Nm
Max. torque brake: 2500 Nm
Gearing: 83/21 = 3,952


PWM signal recording with 100mH inductor (MoHa radio)


0:38 UT 450
3:34 acceleration
4:26 UT 451
7:02 Onboard ride 451


Train icons are from the site "trainfrontview" , credits to the author "curoka"
thumbnail and 0,38s 450 pantone livery pics from author "ortegote"


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