NEMA Contactors and Starters - Tri-State Electrical Supply
NEMA Contactors and Starters - Tri-State Electrical Supply
NEMA Contactors and Starters - Tri-State Electrical Supply
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<strong>NEMA</strong> <strong>Contactors</strong> <strong>and</strong> <strong>Starters</strong><br />
Freedom Series<br />
33.1<br />
32A Overload—C306DN3B<br />
Contents<br />
Description<br />
Page<br />
<strong>Contactors</strong>—Non-Reversing <strong>and</strong> Reversing . . . . . . . . . . . . . 4<br />
<strong>Starters</strong>—Three-Phase Non-Reversing <strong>and</strong><br />
Reversing, Full Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . 10<br />
<strong>Starters</strong>—Single-Phase Non-Reversing,<br />
Full Voltage, Bi-Metallic Overload . . . . . . . . . . . . . . . . . . . 15<br />
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21<br />
Renewal Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30<br />
Technical Data <strong>and</strong> Specifications . . . . . . . . . . . . . . . . . . . . 35<br />
Relays—Thermal Overload<br />
Product Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40<br />
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44<br />
Modifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44<br />
Replacement Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45<br />
Technical Data <strong>and</strong> Specifications . . . . . . . . . . . . . . . . . . 46<br />
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48<br />
C440/XT Electronic Overload Relay . . . . . . . . . . . . . . . . . . . 49<br />
33<br />
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33<br />
Relays—Thermal Overload<br />
Product Description<br />
C306 Overload Relays are<br />
designed for use with CE<br />
or CN non-reversing <strong>and</strong><br />
reversing contactors. Four<br />
sizes are available for<br />
overload protection up<br />
to 144A.<br />
Features<br />
● Selectable manual or<br />
automatic reset operation<br />
● Interchangeable heater<br />
packs adjustable ±24%<br />
to match motor FLA <strong>and</strong><br />
calibrated for use with<br />
1.0 <strong>and</strong> 1.15 service factor<br />
motors. Heater packs for<br />
32A overload relay will<br />
mount in 75A overload<br />
relay—useful in derating<br />
applications such as<br />
jogging<br />
● Class 10 or 20<br />
heater packs<br />
● Load lugs built into<br />
relay base<br />
● Bimetallic, ambient<br />
compensated operated.<br />
<strong>Tri</strong>p free mechanism<br />
●<br />
<strong>Electrical</strong>ly isolated NO-NC<br />
contacts (pull RESET<br />
button to test). (<strong>Electrical</strong><br />
ratings see table on<br />
Page 47)<br />
●<br />
Overload trip indication<br />
● Shrouded or fingerproof<br />
terminals to reduce<br />
possibility of electrical<br />
shock<br />
St<strong>and</strong>ards <strong>and</strong> Certifications<br />
● Meets UL 508 singlephasing<br />
requirements<br />
● UL listed, CSA certified,<br />
<strong>NEMA</strong> compliance <strong>and</strong><br />
CE mark<br />
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Control Products Catalog CA08102001E—August 2010 www.eaton.com 39
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