Voltech AT5600 User Manual

C H A P T E R 7 – T E S T S A N D T E S T C O N D I T I O N S
AT5600 User Manual 98-119 issue 14 Page 90
7.1.1. LOW VOLTAGE Tests
Test
Description
Main Application
Winding Tested
Reason for Test
CTY
Continuity
All transformers
Properly installed
fixture
R
DC Resistance
All transformers
All windings
Properly installed
fixture. Correct wire
used. Integrity of
terminations
LS
Inductance
(Series circuit)
Most transformers
but usually not line
frequency
transformers
One winding usually
the primary
Correct primary
turns. Right grade of
core material. Core
correctly assembled
LP
Inductance
(Parallel circuit)
Most transformers
but usually not line
frequency
transformers
One winding usually
the primary
Correct primary
turns. Right grade of
core material. Core
correctly assembled
QL
Quality Factor
Most transformers
but usually not line
frequency
transformers
One winding usually
the primary
Right grade of core
material Core
correctly assembled
Check for shorted
turns
RLS
Equivalent
Series
Resistance
Most transformers
but usually not line
frequency
transformers
One winding usually
the primary
Right grade of core
material Core
correctly assembled
Check for shorted
turns
RLP
Equivalent
Parallel
Resistance
Most transformers
but usually not line
frequency
transformers
One winding usually
the primary
Right grade of core
material Core
correctly assembled
Check for shorted
turns
D
Dissipation
Factor
Most transformers
but usually not line
frequency
transformers
One winding usually
the primary
Right grade of core
material Core
correctly assembled
Check for shorted
turns
LL
Leakage
Inductance
SMPS transformers
Communication
Transformers Others
as applicable
Selected windings
Check windings have
been installed in the
correct position
relative to the core
C
Interwinding
Capacitance
High frequency
transformers.
Isolating transformers
Check winding
positioning Check
insulation thickness
between windings
TR
Turns Ratio and
Phasing
Most transformers,
but usually not line
frequency
transformers
All windings
Check windings have
corrected turns and
phasing
TRL
Turns Ratio by
Inductance
As with Turns Ratio
but used where there
is poor flux linkage
between windings.
All windings
Check windings have
correct turns and
phasing

Voltech AT5600 Specifications

General

Brand	Voltech
Model	AT5600
Category	Test Equipment
Language	English