NBRA-669C ABB Brake Knife Plate

NBRA-669C ABB Brake Chopper is a universal brake chopper manufactured by ABB. Here are the details about this product:

Basic Information

Brand: ABB

Model: NBRA-669C

Origin: Sweden

Function and Application

Function Description:

Universal brake chopper, suitable for frame size R8, ACS800 0400-07, 690V 3-phase inverter.

Accessible DC+ and DC- terminals, rated for 690V inverter.

Application Features:

The drive and chopper are capable of withstanding high power, up to 375 kW per minute (10 and 30 second modes).

The continuous power (heat) dissipation of the resistor is 13.5 kW.

If the braking time exceeds 30 seconds, the braking is considered continuous.

Technical Parameters

Minimum external resistor group: 2.7 ohms (3 x 9 ohm resistors in parallel are required).

Dimensions:

Width: 334mm

Depth: 240mm

Height: 583.5mm

Mounting:

4 x 7mm holes for rear mounting, mounting dimensions 200mm x 562mm.

Enclosure rating: IP00

Weight: 24kg

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