Epoxy resin encapsulated thyristors trigger transformer
Epoxy resin encapsulated thyristors trigger transformer KMB series
Model:KMB472 Series
Characteristics: Direct substitut...
Description
Epoxy resin encapsulated thyristors trigger transformer KMB series
Model:KMB472 Series
Characteristics: Direct substitute for foreign similar product. Dielectric strength is 3500V. (KMB472/113 Dielectric strength is 1000V/1min)
Purpose: applicable for triggering of thyristors trigger transformer below 100A or IGBT pulse train.
Outline size diagram: (in mm)
R
Front view
Bottom view
KMB472/065
KMB472/951 KMB472/301 KMB472/101 KMB472/103 KMB472/113
KMB472/104 KMB472/211 KMB472/311
Connection diagram
(Non-marked pins are blank)
Table of technical parameters
Model
Transform- Work -ation ratio frequency
The highest work voltage in major loop
Triggering mode Transmission (recommended) pulse width
Rise time of front edge
Input pulse amplitude
Output Pulse amplitude RL=20 Ω
Volt microsecond integra∫l( udt)
KMB472-103 1:1
KMB472-113
1:1
10KHz200KHz
100KHz -1MHz
440V 220V
Pulse train Pulse train
20uS 0.8uS
≤100nS ≤100nS
12V
≮11V (RL=100Ω)
12V
≮10.4V (RL=1KΩ)
240uvs 10uvs
KMB472-101 1:1
440V
Pulse train
50uS
≤1uS
8V
≥5.5V
400uvs
KMB472-104 1:1:1
440V
Pulse train
50uS
≤1uS
8V
≥5V
400uvs
KMB472-951 2:1 KMB472-211 2:1:1 KMB472-065 2.3:1
1KHz10KHz
440V 440V 440V
Pulse train Pulse train Pulse train
50uS 50uS 50uS
≤1uS ≤1uS ≤1uS
15V ≥5.5V 750uvs 15V ≥5V 750uvs 15V ≥4.5V 750uvs
KMB472-301 3:1
440V
Pulse train
50uS
≤1uS
24V
≥5.5V
1200uvs
KMB472-311 3:1:1
440V
Pulse train
50uS
≤1uS
24V
≥5V
1200uvs
Note:①KMB472/103 is used for i...
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