H1H4

H3 H2

X2

X1

H1

H2

X2

X1

Industrial Control Transformers

Fuse Protection

Application for No Primary protection and Line-to-Neutral Secondary

Example would be 480 to 120 (voltage Code D1)

Primary protection done elsewhere in the circuit

Factory installed options

1.9070 Type T with S12 suffix or 9070 Type EO with S12 suffix Secondary Fuse Block - midget fuses

2.9070 Type T with SF25 suffix Secondary Fuse Block - glass type fuses

3.9070 Type T with SF41 suffix

Secondary Fuse Clips mounted on terminal block

Field installed options

1.9070 Type T:

Midget Type Fuse Block: 9070FB1A or 9070FB1B

Midget Type Fuse Clips: 9070SF41A or 9070SF41B (Limited to single secondary only)

Glass type fuse block: 9070SF25A or 9070SF25B

Glass type fuse holder: 9070AP2

Side mounted 2-inch x 9/16-inch: 9070AP1

2.9070 Type EO:

Side mounted 2-inch x 9/16-inch: 9070AP1

Glass type fuse holder: 9070AP2

Midget type fuse clips: 9070AP3 or 9070AP4

Application for Line-to-Neutral Primary and Line-to-Neutral Secondary

Example would be 277 to 120 (Voltage Code D4)

Factory installed - 9070 Type TF with R11 suffix or 9070 Type EOF with R11 suffix

Field installed - 9070 Type T: 9070R11A or 9070R11B

Application for Line-to-Neutral Primary and no secondary

H1H2

X2X1

Example would be 277 to 24 (Voltage Code D24)

Factory installed - 9070 Type TF with R01 suffix or 9070 Type EOF with R01 suffix

Field installed - 9070 Type T: 9070R01A or 9070R01B

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© 1999–2005 Schneider Electric All Rights Reserved

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Schneider Electric 9070 manual H1H4 H3 H2