Temperature Level Analysis

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Service call #: SC
Project:
Date:
Order #:
Delivery date:


Client
Name:
Address:
Contact:
E-mail:
Telephone:
Fax : 


User
Name:
Address:
Contact:
Telephone:
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Caracteristics
Catalogue #:
Model #:
Serial #:
KVA of the transformer:  KVA
Primary: V
Secondary: V


Checking before panel removal

Does the transformer seem well ventilated?
Do the cables obstruct the enclosure ventilations?
Is there excessive dust in the ventilation and windings grids?
Is the transformer close to equipment which generates heat?


Free space

Front:
Back:
Load characteristics:


Checking after panel removal

Record the temperatures when energized (infrared), fill in the table below

Verify all connection for tightness if hot spot(s)
Position of cables vs coil air entrances / exits
Comments:


Monitored values (according to attached illustration)

  Line 1 K-Factor THD (%) Line 2 K-Factor THD (%) Line 3 K-Factor THD (%)
Primary tension  V     V     V      
Primary current  A   A   A   
Secondary tension  V     V     V     
Secondary current  A   A   A   
Primary neutral current  A    Secondary neutral current  A 
Taps position            
Temperature: Ambient  °C   Top of the core right  °C  coil #1  °C 
  Top (centre)  °C   Top of the core centre  °C  coil#2  °C 
  Other  °C   Top of the core left  °C  coil #3  °C 


Comments / Observations :