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Table of Contents
Instruction Leaflet
Installation Instructions for the HKDDC
Circuit Breaker and Molded Case Switch
IL 29C702E
E ective April 2015
Supersedes IL 29C702D Dated 01/11
Contents
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Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
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Summary of Contents for Eaton HKDDC Series
- Page 1 E ective April 2015 Instruction Leaflet IL 29C702E Supersedes IL 29C702D Dated 01/11 Installation Instructions for the HKDDC Circuit Breaker and Molded Case Switch Contents Introduction ........2 Installation .
- Page 2 Figure 2. Load Connected to Power Source. Grounded or Ungrounded Systems. Figure 1. Type HKDDC Series C DC Circuit Breaker Frame With KT Trip Unit Installed. Figure 3. Load Isolated from Power Source. Grounded or Ungrounded Systems. If System Voltage Exceeds 300 Vdc, then Ungrounded Systems Only.
- Page 3 For adjustable thermal trip units, the magnetic setting is a multiple with terminal, place on upper portion of circuit breaker cover. of the maximum thermal setting. For Vdc applications, the magnetic tripping values may exceed the Vac values by 42%. EATON CORPORATION www.eaton.com...
- Page 4 Screw .190-32 x 3.125 Inch Pan Head, Cross-Recessed. EXAMPLE, WITH THE ELECTRICAL OPERATOR), THE INSTRUCTION LEAFLET Note: Hatched lines show additional pole and screw for DESCRIBING THE ACCESSORY ALSO DESCRIBES THE SPECIAL MOUNTING 4-pole circuit breaker. ARRANGEMENTS. Figure 7. Cover Screw Installation Positions. EATON CORPORATION www.eaton.com...
- Page 5 The button is designed to be operated by a small screwdriver. Figure 10. Circuit Breaker Mounting Bolt Drilling. Trip Units For additional information on thermal-magnetic trip units, refer to l.L. 29C603 (IL supplied with trip unit.) EATON CORPORATION www.eaton.com...
- Page 6 3-7 . Check area where circuit breaker is installed for any safety haz- ards, including personal safety and re hazards. Exposure to certain types of chemicals can cause deterioration of electrical connections. Field Testing Any eld testing should be done in accordance with applicable NEMA Standards. EATON CORPORATION www.eaton.com...
- Page 7 Installation Instructions for the HKDDC Instruction Leaflet IL 29C702E Circuit Breaker and Molded Case Switch E ective April 2015 Notes: EATON CORPORATION www.eaton.com...
- Page 8 The information, recommendations, descriptions, and safety nota- tions in this document are based on Eaton’s experience and judg- ment with respect to Retro tting of Power Breakers. This instruction- al literature is published solely for information purposes and should not be considered all-inclusive.
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