INTORQ BFK470 Series, Translation Of The Original Operating Instructions

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Preface and general information
INTORQ | BA 14.0199 | 08/2016 7
1.5 Safety instructions and notices
The following icons and signal words are used in this document to indicate dangers and important safety in-
formation:
Safety instructions
Structure of safety instructions:
t
11
ms Delay during engagement (time from switching off the supply voltage to the
beginning of the torque rise)
t
12
ms Rise time of the braking torque, time from the start of torque rise until reach-
ing the braking torque
t
ue
s Overexcitation time
U V Voltage
U
H
V DC Holding voltage, after voltage change-over
U
L
V DC Release voltage, before voltage change-over
U
N
V DC Rated coil voltage; in the case of brakes requiring a voltage change-over,
U
N
equals U
L
SIGNAL WORD
Icon
Indicates the type of danger
Signal word
Characterises the type and severity of danger
Note
Describes the danger
Possible consequences
❚
List of possible consequences if the safety instructions are disregarded.
Protective measure
❚ List of protective measures to avoid the danger.
Letter symbol Unit Designation