Title:
OVERVOLTAGE PROTECTION WITH INDICATION OF EXCEEDED OPERATING TEMPERATURE
Document Type and Number:
WIPO Patent Application WO/2017/191566
Kind Code:
A1
Abstract:
An overvoltage protection with indication of exceeded operating temperature, where the overvoltage protection comprises at least one protection element from the group of a two-pole protection component (6), a two-pole protection component (6) complemented with a temperature dependent fuse (8), a three-pole protection component (7). All protection components used in the given overvoltage protection is linked via a thermal link (9) to the status indicator (10) consisting of a thermosensitive layer with irreversible change of colour in case a temperature of the destructed protection members of the overvoltage protection is exceeded.
Inventors:
SUCHY JAROMIR (CZ)
KOMRSKA DAVID (CZ)
PEREZ RAUL (CZ)
KOMRSKA DAVID (CZ)
PEREZ RAUL (CZ)
Application Number:
PCT/IB2017/052554
Publication Date:
November 09, 2017
Filing Date:
May 03, 2017
Export Citation:
Assignee:
SALTEK S R O (CZ)
International Classes:
G01K11/12; H01C7/12; H01T1/12
Foreign References:
| US20090009921A1 | 2009-01-08 | |||
| JP2005150657A | 2005-06-09 | |||
| EP0915544B1 | 2003-12-03 | |||
| US5502612A | 1996-03-26 | |||
| US3254179A | 1966-05-31 | |||
| US3002385A | 1961-10-03 |
Other References:
See also references of EP 3452794A4
Attorney, Agent or Firm:
KRATOCHVIL, Vaclav (CZ)
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