ABB Tmax T7 Operating Instructions Manual page 2

• READ THIS DOCUMENT AND THE INSTRUCTION MANUAL CAREFULLY BEFORE ATTEMPTING TO
INSTALL, OPERATE OR SERVICE THIS CIRCUIT BREAKER.
• File these instructions with other instruction books, drawings and descriptive data of the circuit break-
er.
• Keep this documents available for the installation, operation and maintenance about this equipment.
Use of these instructions will facilitate proper maintenance of the equipment.
• Install the Circuit breaker within the design limitations as described in the Installation instructions
shipped with the circuit breaker. These circuit breakers are designed to operate within the current and
voltage limitations on the switch nameplate. Do not apply these switches to systems with current and/
or voltages that exceed these limits.
• Follow your company's safety procedures.
• Do not remove covers, open doors or work on equipment unless power has been turned off and
all circuits de-energized, and after making sure of that with a measuring instrument.
WARNING:
• Detailed descriptions of standard repair procedures, safety principles and service operations are not
included. It is important to note that this documents contain warnings and cautions against certain
specific service methods that could cause personal injury to service personnel, damage equipment,
or render it unsafe. These warnings do not cover all conceivable ways in which service, whether or not
recommended by ABB, might be performed, or the possible hazardous consequences of each con-
ceivable way, nor could ABB investigate all such ways.
• Anyone using service procedures or tools, whether or not recommended by ABB, must satisfy him-
self thoroughly that neither personal safety, nor equipment safety, will be jeopardized by the service
method or tools selected. Should further information be required or specific problems arise that are not
sufficiently covered, refer the matter to an ABB service representative.
• This publication is written only for qualified persons and is not intended to be a substitute for adequate
training and experience in the safety procedures for this device.
• The purchaser, installer or ultimate user is responsible for ensuring that warning signs are attached
and all access doors and operating handles are securely locked when the gear is left unattended, even
momentarily.
• All information contained in this document is based on the latest product information available at the
time of printing. We reserve the right to make changes at any time and without prior notice.
Dwg.
App.
Model B0431
Resp. Off.
Take over Off.
B1751
Title
Operating istructions for T7-T8-X1 low
voltage air circuit breakers protection
releases
Apparatus
Emax X1-Tmax T7-Tmax T8
Doc. no.
1SDH000587R0002
Language
EN
Scale