SBH Series Medium Voltage Drive

Items

Descriptions

Input

Rated voltage, frequency

3 phase: 3-11kV, 50Hz/60Hz

Allowable range

Voltage fluctuating range: -20%~15%; voltage unbalance: <3%; frequency: 50/60 ±10%

Output

Output voltage

Three-phase, 0V~input voltage, tolerance<5%

Output frequency range

0.00 - 120.00Hz

Output power range:

160-30,000 kW, customized for larger power rating

Performance

Overload capacity

120% of rated current for 120s
150% of rated current 5s
200% of rated current immediately, repeat period after 10mins

Frequency resolution

Digital setting: 0.01Hz;

Harmonic

<=2%, meet IEEE519

Technology

Voltage-source inverter(VSI)

Rectifier

10kV: 48 pulses rectifier, 6kV: 30 pulses rectifier, customize for customer

Input voltage drop without reset

25%

Power factor

>=0.96

Efficiency (Inverter)

>=98%

Total efficiency

>=96.5%

Power cells

8pcs/phase for 10kv, 9pcs/phase for 11kV. Customized for customer

5pcs/phase for 6kV, 6pcs/phase for 6.6kV, Customized for customer

Support mechanical and electrical bypass

Electrical and mechanical bypass, optional neutral phase shift bypass

Certification

CE, EAC

Output voltage level

Phase voltage level: 2n+1, line voltage level: 4n+1,   n= power cell quantity of each phase

Shutdown time upon power loss

>=300ms

Output voltage spike rate

<1,000v/μs

Input/output

Analog input AI

3 channels AI: 0/4~20mA, 0-10V

Analog output AO

4 channels AO: 0/4~20mA, 0-10V

Digital input

14 digital input

Digital output

10 relay output

Communication

Built-in RS485 interface with Modbus RTU, optional for ProfibusDP, Profinet，Bluetooth, USB port, Ethernet

Control
functions

Motor control mode

VF, VF+PG, SVC, VC+PG

Run command channel

HMI, control terminal setting, communication setting, PLC, DCS, .etc

Frequency setting channel

HMI, communication, UP/DOWN regulated value, AI, PID, multi-step speed, logic

Control power

1phase 220V, 3kVA, 50/60Hz

Acceleration & deceleration

Linear, S curve ACC/DEC, 0.1-3600 sec

Jog

Jogging frequency range: 0.10Hz～50.00Hz

AVR

Automatic voltage regulation

Automatic carrier frequency

Automatically regulate carrier frequency according to load characteristic and environment temperature

Master-Slave

Optional power balance cabinet

Multistep speed method

32 steps

Functions

Integrated PID, Speed search start, Flying Restart, Load profile, Output power meter, Integrated energy consumption optimization meter, Power loss ride through 2 sets PLC models,

Optional

Bypass cabinet, manually and automatically,

Others

Tracking start, stall prevention, oscillation suppression, accurate dead zone compensation functions

Environment

Protection

Over-current, over-voltage, under-voltage, phase loss, output interphase short circuit, overheat,
motor overload, external failure, lost connection of analog input, stall prevention, etc.

Altitude

With altitude below 1000m, derate >1000m

Operating

-10~+40℃ / <95%RH, without condensation water drop

Storage temperature

-40~+70℃

Vibration

<5.9m/s² (0.6g)

Structure

Degree of protection

IP20, IP30, IP31, IP41, IP42, IP54 customizable

Bypass cabinet

Manual and Auto operation mode   

Rate voltage 7.2/12kV   

Rate current: Refer to MVD rated specification   

Shor-time withstand current for 1s 4kA/1s

Mechanical life operation 500,000 times, optional 1,000,000 times   

Opening time ≤30ms   

Closing time ≤90ms

Maintenance

Single side/double side

Power cable input

Temporary lost time

8 ms

Distance from MVD to motor

>500m

Transformer 

Copper/Aluminum, H insulation, with temperature sensor

Noise

<75 dB at 1m distance

Cloud service

Provide cloud service, easy monitoring and remote support

Cooling mode

Forced-air cooling, liquid cooling, air-liquid cooling

HMI

Language

7" English/Chinese, optional other size