FD3125 EATON CUTLER HAMMER, FD3125 Datasheet - Page 132

• Manufacturer Part Number: FD3125
• Description: CIRCUIT BREAKER, THERMAL MAG, 3P, 125A
• Manufacturer: EATON CUTLER HAMMER
• Series: Cr

Specifications of FD3125

• Actuator Style: Toggle
• No. Of Poles: 3
• Current Rating: 125A
• Voltage Rating Vdc: 250V
• Voltage Rating Vac: 600V
• Mounting Type: DIN Rail
• Terminals: Screw

12-132
12
Line and Load Terminals
Eaton’s Cutler-Hammer line and load
terminals provide wire connecting
capabilities for specific ranges of con-
tinuous current ratings and wire types.
All terminals comply with Underwrit-
ers Laboratories Standards UL 486A
and UL 486B and CSA Standard C22.2
No. 65M. Unless otherwise specified,
L-Frame circuit breaker line and load
terminals are shipped separately for
field installation.
Table 12-224. Line and Load Terminals
Standard Cu/AI Pressure Terminals
Optional Copper and Cu/AI Pressure Type Terminals
Figure 12-29. Terminals
Maximum
Breaker
Amperes
400
450
500
600
600
Terminal kits contain one terminal for each pole and one terminal cover.
Individually packed.
TA401LD or TA603LD
Terminal (Step-Type
Terminal Requires
Terminal Cover and
Warning Label.
See Inset.)
Series C Molded Case Circuit Breakers
125 – 600 Amperes
L-Frame
Terminal
Body
Material
Aluminum
Aluminum
Aluminum
Aluminum
Copper
Wire
Type
Cu/AI
Cu/AI
Cu/AI
Cu/AI
Cu
Pan-Head
Screws and
Lockwashers
AWG Wire
Range/Number
of Conductors
4 – 4/0 (2)
3/0 – 350 (2)
400 – 500 (2)
4/0 – 600 (1)
250 – 350 (2)
The wire connecting terminal is
secured with two pan-head, slotted
screws and lockwashers which can be
checked for the correct torque loading
or retightened from the front of the
circuit breaker before installation of
the conductors. (Applies to all styles.)
The circuit breaker line/load terminal
conductors are positioned in the con-
ducting holes in the wire connecting
terminal and are secured with recessed
For more information visit: www.eaton.com
TA450LD or TA602LD
or T602LD Terminal
Metric Wire
Range mm
120 – 300
185 – 240
120 – 250
25 – 95
95 – 150
Circuit Breaker
Line Terminal Cover
2
Terminal
Poles
2-Pole Kit
3-Pole Kit
4-Pole Kit
2-Pole Kit
3-Pole Kit
4-Pole Kit
Pan-Head Screws and
Lockwashers (Installed
before Cable Clamping
Screws)
Catalog
Number
2TA401LDK
3TA401LDK
4TA401LDK
TA450LD
TA602LD
2TA603LDK
3TA603LDK
4TA603LDK
T602LD
socket screws which are tightened to
the correct torque loading from the
front of the circuit breaker.
Ordering Information
L-Frame circuit breakers use Cu/AI
terminals as standard. When optional
copper terminals are required, order by
Catalog Number. Specify if factory
installation is required.
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . CB-2
Price
U.S. $
Terminals with
Control Wire Termination
Catalog
Number
—
—
—
—
TA602LDCW
2TA603LDKCW
3TA603LDKCW
4TA603LDKCW
T602LDCW
Terminal Cover
Screws
Warning Label
Retainer
November 2008
CA08101001E
Price
U.S. $