Apparatus for insulating monitoring
First Claim
1. An apparatus for insulation monitoring between a low-voltage supply system and a high-voltage supply system, wherein the apparatus is connected to a high-voltage positive connection of the high-voltage supply system, to a high-voltage negative connection of the high-voltage supply system, and to the low-voltage supply system, wherein the apparatus comprises a plurality of monitoring connections, wherein each monitoring connection comprises a positive coupling and a negative coupling, wherein each positive coupling is connected to the high-voltage positive connection, wherein each negative coupling is connected to the high-voltage negative connection, wherein the high-voltage system comprises a plurality of high-voltage sections divided from one another by a plurality of switches arranged on the high-voltage positive connection and the high-voltage negative connection, wherein each monitoring connection is connected to a different section of the plurality of high voltage sections of the high-voltage supply system, wherein the apparatus detects faults between the high-voltage supply system and the low-voltage supply system in an insulation arranged between the high-voltage supply system and the low-voltage supply system, wherein the apparatus detects voltage deviations between the plurality of high-voltage sections of the high-voltage system.
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Accused Products
Abstract
The invention relates to an apparatus for insulation monitoring between a low-voltage supply system and a high-voltage supply system, wherein the apparatus can be connected both to a high-voltage positive connection and also to a high-voltage negative connection and also to the low-voltage supply system, wherein the apparatus has a plurality of electrical contacts for coupling monitoring connections to the high-voltage circuit by means of a respective high-voltage positive connection and by means of a respective high-voltage negative connection, it being possible for said contacts to be connected in different sections of the high-voltage supply system.
12 Citations
12 Claims
- 1. An apparatus for insulation monitoring between a low-voltage supply system and a high-voltage supply system, wherein the apparatus is connected to a high-voltage positive connection of the high-voltage supply system, to a high-voltage negative connection of the high-voltage supply system, and to the low-voltage supply system, wherein the apparatus comprises a plurality of monitoring connections, wherein each monitoring connection comprises a positive coupling and a negative coupling, wherein each positive coupling is connected to the high-voltage positive connection, wherein each negative coupling is connected to the high-voltage negative connection, wherein the high-voltage system comprises a plurality of high-voltage sections divided from one another by a plurality of switches arranged on the high-voltage positive connection and the high-voltage negative connection, wherein each monitoring connection is connected to a different section of the plurality of high voltage sections of the high-voltage supply system, wherein the apparatus detects faults between the high-voltage supply system and the low-voltage supply system in an insulation arranged between the high-voltage supply system and the low-voltage supply system, wherein the apparatus detects voltage deviations between the plurality of high-voltage sections of the high-voltage system.
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12. An apparatus for insulation monitoring between a low-voltage supply system and a high-voltage supply system, wherein the apparatus is connected to a high-voltage positive connection of the high-voltage supply system, to a high-voltage negative connection of the high-voltage supply system, and to the low-voltage supply system, wherein the apparatus comprises a plurality of monitoring connections, wherein each monitoring connection comprises a positive coupling and a negative coupling, wherein each positive coupling is connected to the high-voltage positive connection, wherein each negative coupling is connected to the high voltage negative connection, wherein the high-voltage system comprises a plurality of high-voltage sections divided from one another by a plurality of switches arranged on the high-voltage positive connection and the high-voltage negative connection, wherein a first section of the plurality of high-voltage sections contains a battery charging unit, and wherein a third section of the plurality of high-voltage sections contains a battery, wherein each monitoring connection is connected to a different section of the plurality of high-voltage sections of the high-voltage supply system, wherein the apparatus detects faults between the high-voltage supply system and the low-voltage supply system in an insulation arranged between the high-voltage supply system and the low-voltage supply system, wherein the apparatus detects voltage deviations between the plurality of high-voltage sections of the high-voltage system, wherein the plurality of monitoring connections comprises (i) a first monitoring connection and a second monitoring connection that cannot be physically disconnected from the high-voltage supply system and (ii) a third monitoring connection can be physically disconnected from the high-voltage supply system.
Specification