Safety Instructions - ABB TA25DU-V1000 Betriebsanleitung

Operating instructions
Low-voltage switchgear
Thermal overload relay TA25DU-V1000
According to IEC/EN 60947-1/-4-1/-5-1
for low-voltage switchgear,
Directive 94/9/EC for explosion-protected areas,
EN 60079-14 for electrical equipment for gas
explosion endangered areas
II (2) G
PTB 02 ATEX 3045
7 - 2CDC106001M5703 / 10.2013
Content
Safety instructions ........................................................................ 7
Technical data............................................................................... 8
General description ...................................................................... 9
Transport, storage ........................................................................ 9
Installation .................................................................................... 9
Test before commissioning ........................................................... 9
Operation ...................................................................................... 9
Example of the suitability of an overload relay ........................... 10
Dimensions ................................................................................. 10
Tripping characteristics .............................................................. 31

Safety instructions

• The overload relay TA25DU in the design V1000
is suitable for the protection of motors of the
protective system Ex e.
It has been checked and certifi ed by the
Physikalisch Technische Bundesanstalt (PTB) in
Braunschweig
• Mounting and installation may only be done by
trained technical personnel, who observe the
relevant regulations!
• Insuffi ciently tightened locking screws lead to an
inadmissible rise in temperature!
• The device may only be opened by technical
personnel authorized by the manufacturer.
Non-observance results in the expiry of all
warranty claims!