Modular wall panel assembly comprising power surge protector and/or uninterruptable power supply components, and connector adapter unit therefor

• US 5,412,529 A
• Filed: 07/02/1992
• Issued: 05/02/1995
• Est. Priority Date: 07/02/1992
• Status: Expired due to Fees

• Current Assignee: Network Power Systems, Inc.
• Original Assignee: Network Power Systems, Inc.
• Inventors: Bentley, Donald L., Patchel, Thomas H., Asaki, James T., Eaton, Winston W.
• Primary Examiner(s): NOT, DEFINED
• Assistant Examiner(s): Leja, Ronald W.
• Application Number:
  US07/907,839
• Time in Patent Office: 1,034 Days
• Field of Search: 361/90, 307/66, 307/147, 439/215
• US Class Current: 361/90
• CPC Class Codes: H01R 13/6666 with built-in overvoltage protection
• CPC Class Codes: H01R 13/719 specially adapted for high frequency, e.g. with filters
• CPC Class Codes: H01R 25/14 Rails or bus-bars constructed so that the counterparts can be connected thereto at any point along their length supporting elements for lighting devices, displaceable along guiding elements and making electrical contact with conductors running along the guiding elements F21V21/35
• CPC Class Codes: H02J 9/062 for AC powered loads

Abstract

A modular wall panel assembly having a concealed prewired electrical system associated therewith comprising a multiwire powerway defining at least one, and preferably multiple power circuits, with the powerway coupled to at least one power protector disposed in interiorly in the wall panel member and providing power protection to a power circuit thereof, wherein the power protector comprises power surge protector (USP) and/or uninterruptable power supply (UPS). A multiwire multicircuit powerway is described comprising at least two power circuits having associated therewith power circuit receptacle terminals constructed so as to allow a compatible receptacle element to be selectively positioned on the powerway in power delivery relationship with any selected one of the multiple power circuits.

Claims

1. A modular wall panel assembly comprising a space-dividing modular wall panel member having a concealed prewired electrical system associated therewith comprising a multiwire powerway interiorly disposed in the wall panel member and defining at least one power circuit, and including means for connecting the powerway to an external power supply means and means for connecting the powerway to output circuit(s) or device(s) disposed exteriorly of the wall panel member, with the powerway coupled to at least one power protection means interiorly disposed in the wall panel member and providing power protection to a power circuit thereof and to the output circuit(s) or device(s) disposed exteriorly of the wall panel which are disposed in current carrying relationship through the connecting means with the power circuit(s) wherein the power protection means comprises at least one member selected from the group consisting of (i) power surge protector (PSP) means, and (ii) uninterruptable power supply (UPS) means.

2. A modular wall panel assembly according to claim 1, wherein the multiwire powerway defines multiple power circuits.

3. A modular wall panel assembly according to claim 1, wherein the power protection means comprises PSP means and UPS means, in a multiloop power protection circuit coupled to at least one power circuit of the modular wall panel assembly, wherein the power protection circuit comprises a power surge suppressor unit, a rectifier unit, and an inverter unit, respectively, connected by a main power protection circuit line in series relationship with one another between the power circuit(s) and the output circuit(s) or device(s) connection means, with a first branch loop of the power protection circuit being joined at a first end thereof to the main power protection circuit line between the surge suppressor unit and the rectifier unit, and containing a battery charger in series relationship with a battery chargeable thereby, the first branch loop at the second end thereof being joined to the inverter unit, so that the battery is coupled to the inverter unit and a second branch loop of the power protection circuit being joined at a first end thereof to the main power protection circuit line between the surge suppressor unit and the rectifier unit, and being joined at a second end thereof to a bypass switch coupleable to the main power protection circuit line between the inverter unit and the output circuit(s) or device(s) connection means, to thereby bypass the rectifier unit and the inverter unit.

4. A modular wall panel assembly according to claim 3, wherein the power protection circuit is constructed and arranged to direct (i) a portion of the power entering the main power protection circuit line into the first branch loop of the circuit for charging of the battery during normal operation, so that the battery is maintained in a charged state, (ii) the power entering the main power protection circuit line, upon overload or inverter failure, into the second branch loop of the circuit, (iii) power from the battery to the inverter unit in the event of a deficit in the power entering the main power protection circuit line from the external power supply means, (iv) charging of the battery upon return of desired power entering the main power protection circuit line from the external power supply means subsequent to condition (iii), and (v) shut-off of power to the output circuit(s) or device(s) upon discharging of the battery to a predetermined low level of charge subsequent to extended occurance of condition (iii).

5. A modular wall panel assembly according to claim 4, wherein the power protection circuit comprises microprocessor control means to control the directed functions.

6. A modular wall panel assembly according to claim 1, wherein the power circuit which is afforded power protection further comprises power input filtering means.

7. A modular wall panel assembly according to claim 6, wherein the power circuit power input filtering means comprise means selected from the group consisting of electromagnetic interference (EMI) filters, radio frequency interference (RFI) filters, and combinations thereof.

8. A modular wall panel assembly according to claim 1, wherein the powerway defines at least three power circuits, comprising a first power circuit which is unprotected by any power protection means, a second power circuit which is protected by a PSP device, and a third power circuit which is protected by a UPS device.

9. A modular wall panel assembly according to claim 1, wherein the powerway comprises an 8-wire system defining 3 power circuits including 3 hot wires with a shared neutral wire and a shared ground wire, and a separate, dedicated, fourth power circuit with its own hot, neutral, and ground wires.

10. A modular wall panel assembly according to claim 9, wherein the first circuit is unprotected by any power protection means, the second and third circuits are protected by a PSP device, and the fourth circuit is protected by a UPS device.

11. A modular wall panel assembly according to claim 1, wherein the powerway comprises a 5-wire, three circuit system.

12. A modular wall panel assembly according to claim 1, wherein the power protection means comprises PSP means and UPS means, in a multiloop power protection circuit coupled to at least one power circuit of the modular wall panel assembly, wherein the power protection circuit comprises a power surge suppressor unit of a fuse-element-type, a rectifier unit, and an inverter unit, respectively, connected by a main power protection circuit line in series relationship with one another between the power circuit(s) and the output circuit(s) or device(s) connection means, with a first branch loop of the power protection circuit being joined at a first end thereof to the main power protection circuit line between the surge suppressor unit and the rectifier unit, and containing a battery charger in series relationship with a battery chargeable thereby, the first branch loop at the second end thereof being joined to the inverter unit, so that the battery is coupled to the inverter unit and a second branch loop of the power protection circuit being joined at a first end thereof to the main power protection circuit line between the surge suppressor unit and the rectifier unit, and being joined at a second end thereof to a bypass switch coupleable to the main power protection circuit line between the inverter unit and the output circuit(s) or device(s) connection means, to thereby bypass the rectifier unit and the inverter unit.

13. A modular wall panel assembly according to claim 12, wherein the power protection circuit is constructed and arranged to direct (i) a portion of the power entering the main power protection circuit line into the first branch loop of the circuit for charging the battery during normal operation, so that the battery is maintained in a charged state, (ii) the power entering the main power protection circuit line, upon overload or inverter failure, into the second branch loop of the circuit, (iii) power from the battery to the inverter unit in the event of a deficit in the power entering the main power protection circuit line from the external power supply means, (iv) charging of the battery upon return of desired power entering the main power protection circuit line from the external power supply means subsequent to condition (iii), and (v) shut-off of power to the output circuit(s) or device(s) upon discharging of the battery to a predetermined low level of charge subsequent to extended occurance of condition (iii).

14. A modular wall panel assembly according to claim 13, wherein the power protection circuit comprises power input filtering means.

15. A modular wall panel assembly comprising a space-dividing modular wall panel member having a concealed prewired electrical system associated therewith comprising a multiwire powerway defining a multiplicity of power circuits, and including means for connecting the powerway to an external power supply means and means for connecting the powerway to output circuit(s) or device(s) disposed exteriorly of the wall panel member, with the powerway coupled to at least one power protection means interiorly disposed in the wall panel member and providing power protection to at least one power circuit thereof, wherein the at least one power protection means comprises (i) power surge protector (PSP) means, and (ii) uninterruptable power supply (UPS) means, in a multiloop power protection circuit coupled to at least one power circuit of the modular wall panel assembly, wherein the power protection circuit comprises a power surge suppresser unit, a rectifier unit, and an inverter unit, respectively, connected by a main power protection circuit line in series relationship with one another between the power circuit(s) and the output circuit(s) or device(s) connection means, with a first branch loop of the power protection circuit being joined at a first end thereof to the main power protection circuit line between the surge suppresser unit and the rectifier unit, and containing a battery charger in series relationship with a battery chargeable thereby, the first branch loop at a second end thereof being joined to the inverter unit, so that the battery is coupled to the inverter unit, and a second branch loop of the power protection circuit being joined at a first end thereof to the main power protection circuit line between the surge suppressor unit and the rectifier unit, and being joined at a second end thereof to a bypass switch selectively coupleable to the main power protection circuit line between the inverter unit and the output circuit(s) or device(s) connection means, to thereby bypass the rectifier unit and the inverter unit, wherein the power protection circuit is constructed and arranged to direct (i) a portion of the power entering the main power protection circuit line into the first branch loop of the circuit for charging of the battery during normal operation, so that the battery is maintained in a charge state, (ii) the power entering the main power protection circuit line, upon overload or inverter unit failure, into the second branch loop of the circuit, (iii) power from the battery to the inverter unit in the event of a deficit in the power entering the main power protection circuit line from the external power supply means, (iv) charging of the battery upon return of desired power entering the main power protection circuit line from the external power supply means subsequent to condition (iii), and (v) shut-off of power to the output circuit(s) or device(s) upon discharging of the battery to a predetermined low level of charge subsequent to extended occurrence of condition (iii), wherein the power protection circuit comprises power input filtering means, and wherein the powerway comprises a flag connector having quick-disconnect terminals at extremities thereof, with the flag connector being constructed and arranged to effect panel-to-panel connection when the wall panel assembly is utilized in an array comprising a multiplicity of such wall panel assemblies.

16. A modular wall panel assembly comprising a space-dividing modular wall panel member having a concealed prewired electrical system associated therewith comprising a multiwire powerway defining a mulitplicity of power circuits, and including means for connecting the powerway to an external power supply means and means for connecting the powerway to output circuit(s) or device(s) disposed exteriorly of the wall panel member, with the powerway coupled to at least one power protection means interiorly disposed in the wall panel member and providing power protection to at least one power circuit thereof, wherein the at least one power protection means comprises (i) power surge protector (PSP) means, and (ii) uninterruptable power supply (UPS) means, in a multiloop power protection circuit coupled to at least one power circuit of the modular wall panel assembly, wherein the at least one power protection circuit comprises a power surge suppresser unit, a rectifier unit, and an inverter unit, respectively, connected by a main power protection circuit line in series relationship with one another between the power circuit(s) and the output circuit(s) or device(s) connection means, with a first branch loop of the power protection circuit being joined at a first end thereof to the main power protection circuit line between the surge suppresser unit and the rectifier unit, and containing a battery charger in series relationship with a battery chargeable thereby, the first branch loop at a second end thereof being joined to the inverter unit, so that the battery is coupled to the inverter unit, and a second branch loop of the power protection circuit being joined at a first end thereof to the main power protection circuit line between the surge suppressor unit and the rectifier unit, and being joined at a second end thereof to a bypass switch selectively coupleable to the main power protection circuit line between the inverter unit and the output circuit(s) or device(s) connection means, to thereby bypass the rectifier unit and the inverter unit, wherein the power protection circuit is constructed and arranged to direct (i) a portion of the power entering the main power protection circuit line into the first branch loop of the circuit for charging of the battery during normal operation, so that the battery is maintained in a charge state, (ii) the power entering the main power protection circuit line, upon overload or inverter unit failure, into the second branch loop of the circuit, (iii) power from the battery to the inverter unit in the event of a deficit in the power entering the main power protection circuit line from the external power supply means, (iv) charging of the battery upon return of desired power entering the main power protection circuit line from the external power supply means subsequent to condition (iii), and (v) shut-off of power to the output circuit(s) or device(s) upon discharging of the battery to a predetermined low level of charge subsequent to extended occurrence of condition (iii), wherein the power protection circuit comprises power input filtering means, and wherein the powerway has associated therewith power circuit receptacle terminals constructed to allow a compatible receptacle element to be selectively positioned on the powerway in power delivery relationship with any selected one of the multiple power circuits, so that the external output circuit(s) or device(s) are switchable from one power circuit to another, and with the powerway being constructed and arranged to accommodate multiple types of receptacle elements selected from the group consisting of simplex, duplex, triplex, and multiplex receptacle elements.