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 92
7.1.2. HIGH VOLTAGE Tests
Test
Description
Main Application
Winding Tested
Reason for Test
HPDC
Hi-Pot (DC)
All transformers
especially those used
for safety insulation
Between selected
windings usually
primary to secondary,
screens and core
High voltage safety
insulation
HPAC
Hi-Pot (AC)
All transformers
especially those used
for safety insulation
Between selected
windings usually
primary to secondary,
screens and core
High voltage safety
insulation
ACRT
Hi-Pot Ramp
(AC)
All transformers
especially those used
for safety insulation
Between selected
windings usually
primary to secondary,
screens and core
High voltage safety
insulation
DCRT
Hi-Pot Ramp
(DC)
All transformers
especially those used
for safety insulation
Between selected
windings usually
primary to secondary,
screens and core
High voltage safety
insulation
ACVB
Voltage
Breakdown
(AC)
Transformers with
MOV fitted
Between selected
windings usually
primary to secondary,
screens and core
High voltage safety
insulation
DCVB
Voltage
Breakdown
(DC)
Transformers with
MOV fitted
Between selected
windings usually
primary to secondary,
screens and core
High voltage safety
insulation
SURG
Surge Stress
Test
All transformers,
especially those
using fine wire
Selected windings
To identify shorted
turns
IR
Insulation
Resistance
All transformers
Between selected
windings
Winding isolation
check where safety is
not involved
ILK
Leakage
Current Test
Medical applications
Between Primary and
Secondary Windings
Checks for a
common mode
current due to
capacitance
MAGI
Magnetizing
Current
Usually line
frequency
transformers
One winding, usually
the primary
Correct primary turns.
Correct core material
properly assembled
VOC
Open Circuit
Voltage
Usually line
frequency
transformers
All other windings
Correct secondary
turns. Correct
phasing
WATT
Wattage
50/60Hz Iron core
transformers
One winding
Correct core material.
Properly assembled
STRW
Stress Wattage
Line frequency &
High Frequency
Transformers
One Winding (Usually
the primary)
Checks integrity of
inter-turn insulation,
the magnetic material
and joints

Voltech AT5600 Specifications

General

Brand	Voltech
Model	AT5600
Category	Test Equipment
Language	English