• SY16C-Tier 3
  • SY16C-Tier 3

Brake Unit

Brake Unit for Variable Frequency Drive Braking

Brake Unit should work with braking resistor for variable frequency drive braking

Model Specifications

                                                                                         Specifications of braking energy unit

Model

Specifications

Usage OccasionPower Range

Rated

Current

Peak

Current

General Mode
FWI-BU3-1Ldynamic braking0.75-22KW6A33A
FWI-BU3-1SAdynamic braking30-55 KW9A50A
FWI-BU3-3SAdynamic braking75-132 KW10A100A
FWI-BU3-3Hdynamic braking75-132 KW40A150A
FWI-BU3-4Hdynamic braking150-220 KW50A200A
FWI-BU3-5Hdynamic braking250-315 KW60A300A
FWI-BU3-6Hdynamic braking300-450 KW70A400A
Economical Mode
FWI-BU3-1Gdynamic braking30-55 KW10A50A
FWI-BU3-2Gdynamic braking75-132 KW12A100A
High-performance Mode
FWI-BU3-3HAdynamic braking160-180 KW70A150A
FWI-BU3-4HAdynamic braking220-250 KW85A200A
FWI-BU3-5HAdynamic braking280-400 KW120A300A

 Notice:

Rated current is maximum average current when braking unit working. Peak current is maximum current allowed during working, its running time should last less than 20 seconds.



Product Tech Specification

                                                                             Product Technical Specification

itemspecification


Power supply

Network

voltage

Tri-phase 220V/380V/460/660V(depend on models)

Network

frequency

45Hz~65Hz







Control

Brake modeAutomatic voltage trace
Reaction time

Within 1mS, multiple noise filter

algorithm

Operation

voltage

Depend on different models

Hysteresis

voltage

less than 10V

Protection

function

Over-heat, over-current, short

circuit

Overheat

protection

75℃
Digit input port

*1pcs, set up functions by

software

Digit input port

*1pcs, set up functions by

software






Display and

Settings

Status indicator

There are power indicator &

working indicator for all models.

And power indicator,

malfunctions indicator, fuse-break

indicator and brake-status

indicator for some models in

operation panel.

Operation

monitoring &

controlling

Some models with operation

panels have operation parameters

to monitor AC bus-bar voltage &

internal temperature etc.


Operation

voltage set-up

FWI-BU3-3HA/4HA/5HA set up

via

operation panel, and others set up

when leaving factory.



Environment

Installing place

Indoor, elevation no more than

1000m, no sunshine, no

electro-conductive powder &

corrosive gas

temperature-10~40℃,well-ventilated
humidityUnder 90%RH No dew
Vibration angleUnder 0.5g

Notice:

Items marked with * are effective for FWI-BU3-3HA/4HA/5HA only.