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Fault Trapper™ 

 

Transient Fault Location for Branch Circuit Breakers 

 

 

Toll Free: 800-749-5783 

Page 

5

 of 

8

 

V 1.3 (draft)

 

 

Display 

(

4.

) - Backlit LCD display shows distance to fault, time to fault, fault type and battery status.  

Buttons: 

 

5.

 

Display - Used to power unit on briefly to view faults when not powered by AC and to toggle 

between a breaker trip fault and a non-breaker trip fault, if there is one.  

6.

 

Ignore - Press to ignore events that are part of the circuit’s normal operation.  

7.

 

Test - Press button to start a monitoring.  Stops a test if running.  

8.

 

Distance Units – Hold the Display and Ignore buttons for 3 seconds. The “ft” or “m” icons will flash 

denoting the new unit used for measurement.   

 

Caution - Turn off power to circuit the In-Line Adapter is being connected to!  

 

Connecting In Line Adapter to Circuit Breakers (USA)  

 

120V Breaker Connection  

 

 

240V Breaker Connection  

To connect to a 120Vac Standard Breaker (up to 40amps): 

All connections to the Fault Trapper 40 Amp 

adapter are madding using plug in terminal blocks, torque screws to 7in-lbs: 
1) Remove the hot wire from the breaker and attach to the load-side of the Fault Trapper 40Amp Adapter, 

terminal L1.  

2) Connect a white jumper wire from the other load-side terminal, L2, to the neutral/ground bus bar.  
3) Connect a jumper wire from the source terminal S2 to the breaker terminal that the wire in step 1 was 

Summary of Contents for Fault Trapper TFT100

Page 1: ...Transient Fault Location for Branch Circuit Breakers TFT100 2450 Turquoise Circle Newbury Park CA 91320 Toll Free 800 749 5783...

Page 2: ...ring of branch circuits up to 300 VAC and 40 amps Fault Location reported as distance from Fault Trapper Simple user interface Backlit LCD display and three buttons Back up battery allows capture of b...

Page 3: ...between Fault Trapper and In Line adapter Before opening the battery door remove cables from Fault Trapper Always wear personal protective equipment when working with the Fault Trapper Do not open cas...

Page 4: ...ctions Connectors 1 Power Source Usually attached to circuit breaker terminal or terminals using plug in terminal blocks supplied Screws on terminal block should be tightened to 7in lbs Connectors con...

Page 5: ...and Ignore buttons for 3 seconds The ft or m icons will flash denoting the new unit used for measurement Caution Turn off power to circuit the In Line Adapter is being connected to Connecting In Line...

Page 6: ...20V AFCI or GFCI Breaker Connection To connect to a 120Vac GFI or AFCI breaker up to 40amps All connections to the Fault Trapper 40 Amp adapter are madding using plug in terminal blocks torque screws...

Page 7: ...esting and clear any previous faults and Ignores Ignore Feature The Ignore button is used to tell the Fault Trapper that a fault it is detecting is part of the normal operation of the circuit such as...

Page 8: ...x 1 5 inches Weight 255 grams 9 oz With battery 40amp In Line Adapter Size 11 5 x 7 6 x 5 85 cm 4 5 x 3 0 x 2 3 inches Weight 312 grams 11 oz Input Rating Fault Trapper Main Unit 90 to 265 Volts ac r...

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