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110 A Circuit Breaker
240V 110A breaker feeds LAN rooms.
Load Reading A=65 B=95 N=84
B phase exceeds 80% ampacity and temperature exceeds breaker rating.
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A/C Unit Problem
A\C unit overheated and shut down after running for aproximately 30 min. After visual inspection from ground level maintenance was unable to...more
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Air leakage
A pattern of air leakage is present in this photo. It was discovered that when snow would “drift” against this wall, a water leak would develop....more
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Belt Drive
Note high temperatures present in the left thermogram. Second thermogram presumably after repair or alignment.
First Thermogram -...more
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Bolted Bus Connection
Hot bolted bus bar connection.
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Breaker Connection
Internal breaker connection problem.
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Bus-breaker
A bad bus-breaker connection.
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Bushing connection
An overheating bushing connection
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Buss Assembly
FURNACE BUSS ASSEMBLY IN MAIN TRANSFORMER VAULT WHERE IT CONNECTS TO TRANSFORMER.
The thermogram shows a hot spot on the third bar from the...more
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Cable to Busbar Connection
This cable to busbar connection feeding a pump is excessively hot and needs attention.
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Circuit Breaker
Hot lug connection.
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Circuit Breaker Panel
Note how thermography easily finds the problems in this circuit breaker panel.
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Circuit protector
Bolted connection problem on a circuit switcher.
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Connection in a substation
This thermal image shows a hot connection—measuring 437°F when viewed with a telescope lens — in a substation that supplied power to a hospital and...more
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Connection or Bushing Problem?
Is this a connection or a bushing problem, or both?
Learn how to analyze images like this at an Infrared Training Center Thermography...more
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Contactor
Left image shows heating from a loose contactor connection. The right image shows the system after repair.
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Coupling Misalignment
This is a double pump hydraulic system. Image 1 shows the coupling between the motor and 1st pump. Image 2 shows the coupling between 1st pump and...more
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Drain Valve
Extraction Steam to High Pressure Heater Drain Valve
The higher temperature on the bypass valve indicates it may be leaking through. The...more
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Duct Seal Pot
Infrared inspection shows a 650°F hot spot on the west side elevation lower duct to seal pot crotch weld area. External steam cooling is recommended...more
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Filter capacitors
Overheating capacitors.
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Fluid Cooler
This is a heat exchanger that is used to cool fire resistant hydraulic oil. The oil is used to control a large governor valve position on a 660 MWatt...more
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FRP laminate
Irregular dark spots represent high moisture conditions in the cored FRP laminate.
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Fuses
Hot fuse connection.
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Heat Seal
In food packaging, many of the containers go through a “heat sealing” process. In the case of the milk cartons in this image, we can easily see that...more
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Heater Shells
Internal refractory damage
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Heater tubes
This thermal image of horizontal tubes inside a gas-fired heater clearly reveals coke buildup in the center tubes.
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Injector
High injector temperatures can indicate plugging. A plugged injector will show very hot on an infrared scan. Pinpointing the problem before it...more
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Jet Engine
Jet engine testing
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Line blockage
Steam was introduced at 150 psi into this plugged transfer line at the draw-off nozzle to locate the
blockage. Note that the steam does not contact...more
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Line to line Jumper
Thermal Anomaly at bolted connection.
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Main power transformer
Overheating contacts inside this load tap changer on a main power transformer has caused a dramatic increase in the temperature of the oil inside,...more
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Mechanical and electrical equipment
The motor in the background is revealed by IR thermography to be much hotter than the one in the foreground,which is operating under similar load...more
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Micro resistor
Micro resistor with faulty element.
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Microcircuit
ThermaCAM image of a microcircuit showing 7 micron leads. Faults even smaller than 7 microns can be detected. ThermaCAM systems can measure very...more
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Motor
Internal winding problem.
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Motor
Internal winding problem on motor.
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Motor Shaft End Bearing
Motor shaft end bearing failure detected by thermography and vibration analysis.
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PC Board
PC board with overheating component.
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PC Board Hot Spot
Obvious hot spot on a PC board.
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Piping
IR camera assess the condition of dozens of vessels and miles of piping, all of which operate under extreme heat and pressure.
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Process equipment condition
This thermal image details a 499º F hot spot on this heat exchanger.The IR camera can also provide early warning of problems or incipient failures in...more
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Process lines
The cool areas where liquid has condensed inside this uninsulated vapor line are clearly shown in this thermal image (see second story on next page)....more
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Pump Circuit Breaker
The heating on the C phase of this circuit breaker indicates a loose or bad connection.
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Refractory lined equipment
Furnace refractory breakdown a crude heater stack is clearly shown in this thermal image. unchecked, the condition can to accelerated metal...more
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Substation
A wide view of a substation can quickly show areas where unwanted high resistance connections exist. Electrical current passing through a resistive...more
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Transformer
Cold cooling fins due to low oil level in a transformer
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Transformer
Excess heat on this distribution transformer was attributed to internal damage plus low oil level.
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Transformer Radiators
This infrared image shows a cold radiator (lower left) possibly due to a bad pump.
This could be a serious problem as the capacity of the...more
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Wafer Board
This is an annealing process for wafers. Thermography can quickly identify thermal irregularities on critical parts.
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Water Pump Starter
The heater portion of the starter had a reading of 188.7°F. The pump was also very hot, indicating that it is in need of...more
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Windshield Washer Fluid Pump
It appears the coupling has failed or is out of alignment.
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