Simpli
fi
ed diagram for brake control
1 Voltage supply
2 Button two circuit test
3 / 4
“
Open brake
”
button
5 Recti
fi
er or fast-acting recti
fi
er
K3 Brake contactor, activated by safety circuit
K4 Brake contactor, activated by control or frequency inverter
5.5.5
Connection
•
The terminal box for the brake may be removed from the elevator machine and mounted on site for
a better attainability.
•
The brake is only allowed to be supplied with power when fastened to the motor and after having
connected the protective conductor of the motor at the control and the motor side.
•
The brakes have to be protected against over voltage from switching by varistors. The brakes are
supplied with varistors ex factory.
Translation of the original operating instructions
ZAtop
–
model series SM210.60B/SM210.70B
Electrical installation
$7%$B*%
,QGH[
Part.-No. 01013389-GB (EU-BD 1014)
19/88