Klixon 3TC Series

3TC7 Series

Single Phase, Non Ambient Compensated, High Short Circuit Interrupting Capacity


Feature

  • Lightweight
  • Miniature size
  • High interrupting capacity
  • High vibration resistance
  • Available in 5-35 amperes

Overview

The Klixon 3TC7 style circuit breaker is a lightweight, high performance, non ambient temperature compensated circuitbreaker that is well suited foraircraft, avionics and electricalsystems. The 3TC7 series featuresa trip free design that preventsthe circuit breaker from beingclosed manually on overloads.The 3TC7 interrupting a 6,000Acircuit at 30 VDC, or 3,500A circuitat 120 VAC, 400 Hz.

The Klixon trademark continues to set the standard for lightweight congurations and offers the endurance and reliability required by exacting military specifications .The 3TC7 is currently available in 5-35 amperes.

Detailed Performance Data

Interrupting Capacity 6000 Amperes at 30VC 3500 Amperes at 120 VAC, 400 Hz
Endurance 120 VAC, 400 Hz Inductive
120 VAC, 400 Hz Resistive
30 VDC, Inductive
30 VDC, Resistive
Mechanical, no load
2,500 Cycles
5,000 Cycles
2,500 Cycles
5,000 Cycles
5,000 Cycles
Vibration 10 G?s  
Mechanical Shock 30 G?s peak  
Acceleration 10 G?s  
Weight 39 gm  
Operating Altitude 65,000 ft  
Vibration 10 G?s  
Sensata Number MS Number Amp Rating Voltage Drop
3TC7-5 MS25244-5 5 .25
3TC7-5 MS25244-5 5 .25
3TC7-5 MS25244-5 5 .25
3TC7-5 MS25244-5 5 .25
3TC7-5 MS25244-5 5 .25
3TC7-5 MS25244-5 5 .25
3TC7-5 MS25244-5 5 .25
3TC7-5 MS25244-5 5 .25

Characteristics 3TC7


Calibration Min Ult Trip Max Ult Trip 200% 400% 600%
+25oC 115% 138% 15 - 55 sec 2.0 - 7.0 sec 1.0 - 3.5 sec
-40oC 148% 178% - - -
+71oC 70% 114% - - -

Approximate Time-Current Curve 3TC7 Circuit Breakers

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  1. In stock
    COPPER STRIP BUSS BAR
    Part Number : BUSS-BAR
    was $8.040 Special Price $4.640
    EA
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  2. In stock
    CIRCUIT BREAKER BOOT 15/32 BUSHING
    Part Number : 14500-1

    Sensata Panel Mount Breaker Boot 14500-1

     Dust/water boot designed to screw over the stem over breakers to provide a weathertight seal to the panel mount breaker

    • Durable silicon over molded seal
    • 15/32 bushing
    • Fits Klixon 2TC14,3TC7, breakers as well as many other brands and models with 15/32 bushing

      Note: Breaker is sold separately and not included in the price of the boot.
    was $38.700 Special Price $19.350
    EA
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  3. In stock
    3TC7 30 AMP BREAKER
    Part Number : 3TC7-30
    was $101.220 Special Price $51.534
    EA
    Add to Wishlist
  4. In stock
    3TC7 35 AMP BREAKER
    Part Number : 3TC7-35
    was $108.450 Special Price $55.305
    EA
    Add to Wishlist
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