Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01C—RESISTORS
  • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
  • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
  • H01C7/12—Overvoltage protection resistors
  • H01C7/126—Means for protecting against excessive pressure or for disconnecting in case of failure
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
  • H01H37/00—Thermally-actuated switches
  • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
  • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
  • H01T1/00—Details of spark gaps
  • H01T1/12—Means structurally associated with spark gap for recording operation thereof

Definitions

• the slider can be connected to each other and have a section for external connection parts, in the free space of the slider is used with biasing spring, wherein the spring bias is oriented towards the contact lug of the overvoltage protection unit, further, the slider has a wedge shape and / or portions of the metallic strap an inclined surface to slide movement to generate a force component on the parallel ends of the stirrups, so that they are movable away from the contact lug, wherein in the region of the parallel ends of the bracket and the contact lug, the solder or adhesive connection is formed, and further the slider has a portion for optical Having signaling of the respective slide position and below this portion of the movable slide a releasable from the slider further surface for optical signaling of the separation state is provided, according to the preamble of claim 1.
• a substantially planar surface portion for optical signal leiter the respective slide position, and with respect to ei n corresponding window, the Au .gehiuse is operable.
• the slider releasable further surface for optical signaling of the separation state.
• the surface portion of the slider and this further surface are designed in different colors.
• the separating device comprises a connecting element, which by means of a spring-biased slide of a
• the severing device comprises connecting elements, which by means of spring loaded or biased slide of a
• connection elements are secured by a solder or a thermally releasable adhesive.
• the spring bias is oriented towards the contact lug of the overvoltage protection unit.
• a special support body is provided, by means of which all essential elements of the overvoltage protection device can be mechanically connected and mounted.
• the required material for the support body must meet the specific electrical and mechanical properties, whereas a housing encapsulation may consist of a cheaper material.
• the support body has on its bottom side openings for the outer
• the second arm passes into the optical signaling section and the first arm enters a perturbation remote triggering section.
• the first arm dives with its free end in a recess in the
• the substantially parallel ends of the connecting elements are, as already mentioned, fixed in position by solder or adhesive and strive when
• Fig. 2 is a perspective view of the assembled unit on the basis of a support body still without housing encapsulation
• Fig. 3 is a detail view of the slider with first and second arm
• Fig. 4a is a representation of the support body without recorded
• Fig. 5 is a schematic diagram of the forming current path in
• Fig. 6a is a schematic diagram of the slider with arm and the pair
• FIG. 6b is a view similar to that of Fig. 6a, but in the severed condition, ie the condition in which the slider has moved the metallic stirrups to a severed position;
• Fig. 7a is a perspective view of two surge protection devices, designed as a plug-in part, which are located in a base part, with teilwegbrupter representation for better
• the overvoltage protection unit 11 With the contacts 18 and 19 and to the bottom side of the support body 16 facing contact 17.
• the overvoltage protection unit 11 comprises two mechanically and electrically connected in parallel varistors 21st
• This side wall portion 26 with extension 12 is designed to be elastically movable via a foil joint, not shown, so that, as with the
• a housing encapsulation 10 which has a viewing window 8 based on the recognizability of the state of the device arrangement.
• the outer connection parts 13 and 14 preferably have a U-shape in their plug-in section 22.
• the portion of the slider which comes into contact with the region of the metallic brackets may have wedge-shaped surfaces and have a shape in the form of an M.
• the second arm 400 transits into the optical signaling section 7 and the first arm 200 enters a fault-triggering device triggering section 5.
• the shared by the slider 4 further surface 12 is that of the
• the second arm 400 extends in a flat recess 401 of the
• Supporting body 16 wherein between the recess 401 and second arm 400 means 402 are formed for guiding.
• the first arm 200 engages with its free end 5 in a recess in the bottom side 160 of the support body 16, as can be seen in FIG.
• the support body 16 which is preferably produced as a plastic injection-molded part, accommodates the overvoltage protection unit 11 in its interior, which can be pushed in via the opening side 170 after swinging away the parts 26 and 12. After introduction and fixing of the contacts 13 and 14 and soldering to the terminals 17, 18 and 19 of the surge protection unit 11 and positioned in advance slide relative to the space between the metallic stirrups of the contact 14 of the primary assembly operation is completed. Subsequently, only the housing encapsulation 10 must be slipped over, with corresponding means being provided for locking in a manner known per se.
• FIG. 5 shows by the dashed line 29 the flow of current through the overvoltage protection device, wherein the plug contacts represent a left side contact 22 in FIG. 5 with a longer leg 13 and a right side contact 28 with a shorter leg, wherein the shorter legs in pass over the metallic bracket 14 and are connected to such a metallic bracket.
• the plug contacts represent a left side contact 22 in FIG. 5 with a longer leg 13 and a right side contact 28 with a shorter leg, wherein the shorter legs in pass over the metallic bracket 14 and are connected to such a metallic bracket.
• Overvoltage protection unit 11 is then realized in the region 23, the necessary, under thermal stress separating or melting solder joint.
• the thermal separation device 9 (see Fig. 6b) is located in the illustration of FIG. 5 in the immediate vicinity of the contacts 22 and 28 with the result of reduced electromotive forces in the surge current load case.
• the thermal separator 9 comprises as essential
• the metallic bracket 25 which are preferably components of the contact 14. In Abtrennfall or in the original state strive the bracket 25 apart, as shown in Fig. 6b.
• FIGS. 7a and 7b made aware, wherein in Figs. 7a and 7b still a base part 3 is shown, which receives two plug-in parts 2.
• the section 5 of the arm 400 blocks a pin 6 for remote error detection.
• the pin 6 is released and generates a signal for electrical remote signaling via a contact arrangement, not shown.

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• Engineering & Computer Science (AREA)
• Microelectronics & Electronic Packaging (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Physics & Mathematics (AREA)
• Electromagnetism (AREA)
• Fuses (AREA)

Priority Applications (5)

Applications Claiming Priority (2)

Publications (1)

Family

ID=54705171

Family Applications (1)

Country Status (7)

Cited By (2)

Families Citing this family (8)

Citations (4)

Family Cites Families (4)

• 2015
  • 2015-01-09 DE DE102015000329.1A patent/DE102015000329B3/de active Active
  • 2015-11-25 WO PCT/EP2015/077614 patent/WO2016110359A1/de active Application Filing
  • 2015-11-25 CN CN201580072698.0A patent/CN107112101B/zh active Active
  • 2015-11-25 ES ES15801148T patent/ES2821248T3/es active Active
  • 2015-11-25 EP EP15801148.6A patent/EP3243209B1/de active Active
  • 2015-11-25 SI SI201531282T patent/SI3243209T1/sl unknown
  • 2015-11-25 PL PL15801148T patent/PL3243209T3/pl unknown

Patent Citations (4)

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