Schneider Electric 9070 manual H3 H2 X2X1 H1H4

Industrial Control Transformers

Fuse Protection

H1	H4
H3	H2
X2	X3
X4	X1

H1	H4
H3	H2
X2	X1

H1 H4

H3 H2

X2X1

H1H4

H3 H2

X2 X3

X4 X1

H1	H4
H3	H2
X2	X1

Applications for Line-to-Line Primary protection and Line-to-Line Secondary protection, Example would be 480 to 120/240 (Voltage Code D31)

Available as field installed only for 9070 Type T

Must order one 9070FB2A(B) - Primary

Must order one 9070S22A(B) - Secondary

Application for Line-to-Line Primary protection and Line-to-Neutral Secondary protection Example would be 480 to 120 (Voltage Code D1)

Available as factory and field installed

Factory installed - 9070 Type TF or 9070 Type EOF

Field installed - 9070 Type T: 9070FB3A or 9070FB3B

Application for Line-to-Line Primary protection and no secondary protection Example would be 480 to 24 (voltage Code D2)

Available as factory and field installed

Factory installed - 9070 Type TF with R02 suffix or 9070 Type EOF with R02 suffix Field installed - 9070 Type T: 9070FB2A or 9070FB2B

Application for no Primary protection and Line-to-Line Secondary

Example would be 480 to 120/240 (voltage Code D31)

Primary protection done else where in the circuit

Factory installed - 9070 Type T or 9070 Type EO with S22 Suffix

Field installed - 9070 Type T: 9070S22A or 9070S22B

Application for Line-to-Neutral Primary and Line-to-Line Secondary Example would be 277 to 120/240

Factory installed - 9070 Type TF with R12 suffix or 9070 Type EOF with R12 suffix Field installed - 9070 Type T: 9070R12A or 9070R12B

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