Three-phase 220V/380V/460/660V EMHEATER 0.75~315KW Vfd Braking Unit
Three-phase 220V/380V/460/660V EMHEATER 0.75~315KW vfd braking unit
EM-BU series Brake Unit Feature
Brake Unit |
Specific occasion |
Min. resistance |
Rated current |
Peak current |
Match inverter |
Model | |||||
EM-BU1 |
Dynamic braking |
20 ohm |
6A |
33A |
0.75~18KW |
EM-BU2 |
15 ohm |
10A |
50A |
22~45KW |
|
EM-BU3 |
7 ohm |
15A |
100A |
55~110KW |
|
EM-BU3H |
5 ohm |
40A |
150A |
132~160KW |
|
EM-BU4H |
3.5 ohm |
50A |
200A |
187~220KW |
|
EM-BU5H |
2.5 ohm |
60A |
300A |
250~315KW |
|
EM-BU3HA |
With keypad dynamic braking |
5 ohm |
40A |
150A |
132~160KW |
EM-BU4HA |
3.5 ohm |
50A |
200A |
187~220KW |
|
EM-BU5HA |
2.5 ohm |
60A |
300A |
250~315KW |
The specification of EM-BU
Power |
Grid voltage |
Three-phase 220V/380V/460/660V (it depends on the models) |
Grid frequency |
45Hz~65Hz |
|
Control |
Braking mode |
Automatic voltage tracking |
Response time |
Within 1mS, multiple noise filtering algorithm |
|
Response voltage |
It depends on the models. |
|
Hysteresis voltage |
Less than 10V |
|
Protective function |
Overheating, over-current and short circuit |
|
Overheating protection |
75℃ |
|
Digital input port |
one, and function setting by software |
|
Digital output port |
One, and function setting by software |
|
Indications and setting |
Status indication |
All types are with power and working indications. Types with operation panels are with power, fault, blown fuse and braking status indications. |
Operation monitoring |
Types with operation panels are available with operating parameters for monitoring DC bus voltage and inside temperature. |
|
Response voltage setting |
For EM-BU1/BU2/BU3 series, it can be set by the jumper wire in short circuit. For EM-BU3HA/4HA/5HA series, it can be set directly by operation panels. For others, it can be set when leaving factory. |
|
Conditions |
Installation site |
Indoor, less than 1000m altitude, no direct sunlight, without conductive dust or corrosive gas. |
Ambient temperature |
-10~40℃ and sound ventilation |
|
Ambient humidity |
Below 90%RH (no dewing) |
|
Vibration |
Below 0.5g |

We have 6 factories and more than 820 staff members. As a professional manufacturer of industrial automation products, we are always dedicated to soft starter, frequency inverter, servo motor and drive, EMI filter, harmonic wave AC choke, sine wave filter and brake unit and resistor. In the year of 2008, we have established "China EM Technology Limited" to cultivate oversea market.
Please don't hesitate let us know if any question and requests!
Send Inquiry to This Supplier
You May Also Like
-
Allen Bradley Panelview Plus 1500 15 INCH 2711P-T15C4A1NegotiableMOQ: 1 Piece
-
Outdoor Combined Box-type Substation (European Style)NegotiableMOQ: 50 Sets
-
CEEG China Hermetically Sealed Oil Transformer - Weatherproof, Corrosion Resistant Tank, Low Maintenance, for Outdoor InstallationNegotiableMOQ: 1 Unit
-
Power TransformerNegotiableMOQ: 2000 Pieces
-
Yaskawa JEPMC-MP2300S-E Machine Controller MP2300NegotiableMOQ: 1
-
Wholesale High Quality New Surge Arrestor (SP-D10)US$ 0.01 - 0.02MOQ: 1 Piece
-
High Precision Mini Coil Inductor GEM005US$ 0.5 - 0.8MOQ: 1000 Pieces
-
DC to AC Power Inverse Transforms --500WNegotiableMOQ: 10 Units
-
SHANGHAI Ionizing Air Blower With Cheaper PriceUS$ 100 - 500MOQ: 1 Set
-
XKPLC-FX2N New Electrical Trainining Kit With Mitsubishi GX-Developer Software PLC Trainer PLC Training KitUS$ 10 - 500MOQ: 20 Sets






