توضیحات
T171-320-3
Thyristor low-frequency pin
design
Thyristors T171-320-3 are designed to operate in DC and AC circuits of various power electrical installations with a frequency of up to 500 Hz, as well as in semiconductor power converters
The design of the thyristors is pin-type in a sintered body with a flexible lead and clamping contacts
Climatic modification and category of placement UHL2 and T2 for operation in an atmosphere of type I and II in accordance with GOST 15150-69
Maximum permissible average forward current in the on-state – 320 A
Repetitive impulse voltage in the off-state and repetitive impulse reverse voltage – 300 V
Air cooling, natural or forced
The type designation and polarity of the leads are shown on the case
Overall dimensions
total length – 290 mm
stud length – 19 mm
thread – М24
Thyristor mass no more than 560 g
Recommended coolers: O181, O281, OM105
Technical conditions: TU16-2006 IEAL.432000.053TU
The structure of the symbol
Т171-320-3
Т – thyristor
1serial number of the design modification
7designation of the body diameter according to GOST 20859.1-89
1designation of the housing design in accordance with GOST 20859.1-89
320maximum permissible average current in the open state, A
3repetitive voltage class
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