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9070
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Industrial Control Transformers
Field Installed Fuse Options
45
08/2005
© 1999–2005 SchneiderEle ctri
c All Rights Reserved
R01A
R01B
3.13
2.10
1.38
3.21
2.07
1.56
Contents
Main
Class 9070
Industrial Control Transformers
Catalog August
Page
Product Description
PRODUCT DESCRIPTION
The Global Product OfferingType T
The Exceptional Regulation Offering Type EO
Transformers with Fuse Block ProtectionTypes TF and EOF
TYPE T TRANSFORMERS
CE Marking
Selection Guide
Page
Custom-Built Type T Transformers
Page
Page
Page
120 Volt Secondary
Universal
Figure 4
Type T Transformers with Dual Secondary
120/240 Volt Secondary
Type T Transformers with Dual Secondary
120/240 Volt Secondary
Page
Page
Figure 4
Type T Units with Dual 12/24 Volt Secondary
MULTIPLE SECONDARY
Page
Type T Units with Dual 24/120 Volt Secondary (Tapped Units)
Page
Page
Type T Units with Dual 24/120 Volt Secondary (Separate Windings)
TYPE T PERFORMANCE DATA
TYPE T - SPECIAL QUOTE REQUEST SHEET
TYPE EO TRANSFORMERS
Selection Guide
Type EO Transformers for 24 Volt Loads
Page
Page
Page
24 Volt Control Secondary
TYPE EO PERFORMANCE DATA
Transformers with Leads
TRANSFORMERS WITH LEADS
A
C
Voltage Code
FUSE PROTECTION
Page
Page
Fuse Protection Options
Protection Example Factory Installed Option(s) Field Installed Option(s)
Description of Accessory Keys
Catalog Number Accessory Key I Accessory Keys II, III, IV Description
08/2005 19992005 SchneiderEle ctric All Rights Reserved
Accessories
Class Type VA Accessory Key
Fuse Sizing, Description, and Catalog Number (by manufacturer)
Size Description
Manufacturer Bussman Littlefuse Gould-Shawmut
Primary Fusing to Meet NEC
If a standard size rating is not available, go to next higher standard rating.
Recommended Fuse Sizes for the PRIMARY (use class CC time delay fuses) to Meet NEC
120 Volts 240 Volts 480 Volts 600 Volts
Primary Fusing to Meet CE
NOTE: Recommended fuse sizes according to testing, EN 60-742.
Secondary Fusing to Meet NEC and CE
Recommended Fuse Sizes for the PRIMARY (use time delay fuses) for CE Applications
Type TF Transformers
120 Volt Control SecondaryPrimary and Secondary Fuse Block
Figure 7
FE
Figure 8
Type TF Transformers
MultiTap for 120 Volt Control SecondaryPrimary and Secondary Fuse Block
Figure 7
FE
Figure 8
Page
Page
Primary and Secondary Fusing
FB3A
FB3B
Page
Primary and Secondary Fusing
R12A
R12B
Secondary Fusing
Page
Page
AP1
AP2
Secondary Fuse Clips
Jumper
Fuse Clip
Jumper
Terminal Blocks
2.77
0.45
0.78
0.88 0.78
0.92
Page
Application
Example of a typical application
Application
Technical Data
Frequently Asked Questions
FREQUENTLY ASKED QUESTIONS
Question Answer
Frequently Asked Questions
Question Answer
08/2005 19992005 SchneiderEle ctric All Rights Reserved