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8 Error messages and alarms
106
V1.04/EN/00561071 [Thyristor Power Switch TYA 201]
8.2 Replacing a defective semiconductor fuse
Opening the
housing
h
Disconnect the built-in device from the voltage supply on all poles
v
Chapter 3.3 "Connection diagram"
h
Check that the device is isolated (green Power LED must not be lit)
h
Press spring clip (A) to the right and lever up the plastic housing (at the
point marked with an arrow) using a screwdriver (B).
A plug connection separates the display, keys, and interface from the power
section and you will be able to see the semiconductor fuse.
Caution! Risk of burns!
The device's heat sink can heat up during operation.
The current device temperature is shown on the display.
v
Operating overview (on the first cover page)
A
B
Summary of Contents for 709061/8-01-020
Page 16: ...1 Introduction 14 V1 04 EN 00561071 Thyristor Power Switch TYA 201 ...
Page 22: ...2 Mounting 20 V1 04 EN 00561071 Thyristor Power Switch TYA 201 TYA201 100A TYA201 150 200A ...
Page 23: ...V1 04 EN 00561071 Thyristor Power Switch TYA 201 21 2 Mounting TYA201 250A ...
Page 46: ...3 Electrical connection 44 V1 04 EN 00561071 Thyristor Power Switch TYA 201 ...
Page 56: ...4 Operation 54 V1 04 EN 00561071 Thyristor Power Switch TYA 201 ...
Page 78: ...5 Configuration 76 V1 04 EN 00561071 Thyristor Power Switch TYA 201 ...
Page 96: ...6 Special device functions 94 V1 04 EN 00561071 Thyristor Power Switch TYA 201 ...
Page 112: ...8 Error messages and alarms 110 V1 04 EN 00561071 Thyristor Power Switch TYA 201 ...
Page 120: ...10 Technical data 118 V1 04 EN 00561071 Thyristor Power Switch TYA 201 ...
Page 124: ...11 Certificates 122 V1 04 EN 00561071 Thyristor Power Switch TYA 201 ...