Eaton Electrical CA03310002E Benutzerhandbuch

Seite von 24
 
September 2003
 
4
 
For more information visit: 
 
www.cutler-hammer.eaton.com
 
CA03310002E
 
NEMA Contactors & Starters
 
IT.
 
 Electro-Mechanical
 
Contactors — Full Voltage, Non-reversing and Reversing
 
Contents
 
Description
Page
 
Product Family Overview
 
Product Description . . . . . . .
 
2
 
Standards and
Certifications . . . . . . . . . . .
 
2
 
Catalog Number
Selection  . . . . . . . . . . . . . .
 
3
Contactors — Non-reversing
and Reversing
 
Product Description . . . . . . .
 
4
 
Features  . . . . . . . . . . . . . . . .
 
4
Product Selection  . . . . . . . . 5
Technical Data. . . . . . . . . . . . . . 10
Accessories . . . . . . . . . . . . . . . . 13
Auxiliary Contacts . . . . . . . . 15
Dimensions . . . . . . . . . . . . . . . . 18
Product Description
The Cutler-Hammer Intelligent Tech-
nologies (IT.) Electro-Mechanical Con-
tactor by Eaton Corporation consists of 
an IT. Electro-Mechanical Contact 
Block and IT. Electro-Mechanical Coil 
Controller as a Full Voltage Non-
reversing (FVNR) or Full Voltage 
Reversing (FVR) device. Size 00 to Size 
4 Contact Blocks combined with Coil 
Controllers (factory or field assembled) 
are stand-alone Contactors. Only the 
Size 5 Contactors have internal 
factory assembled coil controllers.
Features
Size 00 – 5, 9 – 270A, 2 – 200 hp, 
600V
24V DC Coil Control — safe, reliable 
global standard
Frame width (mm): 45, 54, 76, 105, 
140
No laminations, shading coils or 
magnet noise
-40 to 149°F (-40 to 65°C) 
operating temperature
No seal in auxiliary contacts 
required — control wiring is not 
needed between the contactor and 
overload relay
Conformal coated printed circuit 
boards for resistance to harsh 
environments
Unique Pulse Width Modulated coil 
controller minimizes coil power 
consumption
Microprocessor-based control
Easily accessible mounting feet for 
panel mounting
Meets or exceeds global standards 
for EMC (Electromagnetic compati-
bility) immunity and emissions
Front and side mounted Auxiliary 
Contacts: 1NO, 1 NC, 2NO, 2NC, 
1NO/1NC and logic level
2- or 3-wire control
Built-in logic to provide either 2- or 
3-wire control, eliminating the need 
to provide and wire auxiliary con-
tacts to seal in and interlock the 
contactor coils
Easy field assembly of control 
wiring — plug and unplug lockable 
control connector
DIN rail mounting for Sizes 00 – 2
Optional mounting plates for Size 
00 – 4
Common accessories
Long-life silver nickel and silver tin 
oxide contacts provide excellent 
conductivity and superior resistance 
to welding and arc erosion
Environmentally friendly materials
Low wattage coils and minimal heat 
dissipation
Reversing Contactors
Includes Reversing Power Wiring 
and bus bars
Mounting plates for Size 00 – 4
Exclusive internal electronic inter-
lock for reversing
Field installed Reversing Kits
Unique coil controller energizes 
both forward and reverse contactors 
— one control point for wiring
NEMA Full Voltage Reversing Contactor, 
Size 0, Cat. No. N511BS0X3N
NEMA Full Voltage Non-reversing 
Contactor, Size 0, Cat. No. N111BS0X3N