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Transformers
Transformers, universal power supply units
2010
CA08103002Z-EN
www.eaton.com15/13
Transformers,universalpower supplyunits
Technical data
Control transformers
Multi-winding
transformers
Universal power
supply units
STI, STZ
DTZ
STN
UTI
AING
General
Standards
Built and tested to
IEC/EN 61558-2-2/
2-4/2-6
VDE 0570 Part 2-2,
Part 2-6 (safety
transformers),
Part 2-4 (isolating
transformers)
IEC/EN 61558-2-2/
2-4/2-6
VDE 0570 Part 2-2,
Part 2-6 (safety
transformers),
Part 2-4 (isolating
transformers)
IEC/EN 61558-2-2
VDE 0570 Part 2-2
(
Universal)
control, isolating
and safety trans-
formers to VDE 0550,
IEC/EN 61558-2-2/
2-4/2-6
VDE 0570 Part 2-2,
Part 2-6 (safety
transformers),
Part 2-4 (isolating
transformers)
Safety transformer
to IEC/EN 61558-2-2/
2-6
VDE 0570 Part 2-2/
2-6
Suitable for use to
IEC/EN 60204-1,
ÖVE-EN 13
VDE0113,VDE 0100
Part 410
IEC/EN 60204-1,
ÖVE-EN 13
VDE 0113, VDE 0100
Part 410
IEC/EN 60204-1,
ÖVE-EN 13
VDE 0113, VDE 0100
Part 410
IEC/EN 60204-1,
ÖVE-EN 13
VDE 0113, VDE0100
Part 410
IEC/EN 60204-1
VDE 0113
Ambient temperature
°C
-25 -
+40
-25 -
+40
-25 -
+40
-25 -
+40
-25 -
+40
Characteristics
Terminals
● (< 115 A)
● (< 115 A)
● (< 115 A)
●
●
Connection lugs
● (> 115 A)
● (> 115 A)
● (> 115 A)
–
–
Insulation class
B
B
B
B
B
Rated frequency
Hz
50 - 60
50 - 60
50 - 60
50 - 60
50 - 60
Primary tapping
± 5 %
± 5 %
± 5 %
± 20 %
± 5 %
Degree of protection
IP00
IP00
IP00
IP00
IP20
Separate windings
●
●
●
●
●
Completely vacuum-impregnated
●
●
●
●
●
Reinforced insulation
●
●
–
●
●
Rated duty factor
%
DF 100
100
100
100
100
STI, STZ, DTZ, STN, UTI, AING