Yaskawa Braking Unit :-

CDBR-4030, CDBR-4030D,
CDBR-4045, CDBR-4045D 

Specification:-
Part Time Rating: 60A x 10 seconds to 10% duty.
Continuous Rating: 18A.
AC Supply Voltage : 380V to 460V.
Trip level: 630V DC to 760V DC, User adjustable in 10 steps via pre-set down from the Default setting of 760V (highest). See the Power Supply Voltage x Selection Connector Setting shown in the manuals attached.
Minimum External Resistor: 12.8 Ohms.  See the resistors linked below, or use the 'Which Resistor' button at the bottom left of this page.
Heat loss: 36W.
Enclosure Rating: IP20.
Dimensions: 120mm Wide x 157mm Deep x 150mm high.
Weight: 2kg.