Nanjing Aubo Electric Co. Ltd, simply as Aubo, is specialized in producing variable speed motor drive and soft starter,for both medium and low voltage , as well as simple PLC and motor protector , plus MV vaccum contactor and insulator. Aubo deals with both product trading and engineering solution. It also distributes VACON inverter from Finland, and AuCom soft starter from New Zealand.
Aubo has a factory in Nanjing and sales offices across the country, while the international customers are to be looked after by its Shanghai office.
| Name | Unit | Value | |||
| Main circuit | Rated working voltage (Ue) | kV | 7.2 | 12 | |
| Rated working current (Ie) | A | 160, 250,400,630 | |||
| Rated frequency (fr) | Hz | 50~60 | |||
| Rated making capacity | A | 10Ie (AC-4) | |||
| Rated breaking capacity | A | 8Ie (AC-4) | |||
| Rated short time withstand current | A | 10Ie | |||
| Rated peak withstand current | A | 25Ie | |||
| Rated short circuit duration | s | 4 | |||
| Power frequency withstand voltage | Between phases,phase to earth | kV | 32 | 42 | |
| Vacuum breaks | kV | 32 | 42 | ||
| Lightening impulse withstand voltage | kV | 60 | 75 | ||
| Control circuit | Rated voltage1 (Us) | V | AC or DC. 110/220 | ||
| Rated power (Ps) | Electric holding | VA | ≤1000/100 (absorbing/holding) | ||
| Mechanical holding | VA | ≤900/600 (closing/opening) | |||
| Auxiliary circuit | Form | 3a+3b | |||
| Rated value | AC380V/5A, DC380V/1A | ||||
| Control circuit, auxiliary circuit to earth power frequency withstand voltage | kV | 2 | |||
| Rated operating frequency | Long-term or mechanical holding type | time/h | 300 | ||
| Short-term | time/h | 600 | |||
| Mechanical endurance2 | 10000 times | 100 | |||
| Electrical endurance | 10000 times | 25(AC-3),10(AC-4) | |||
| Mechanical characteristics | Closing time | ms | ≤200 | ||
| Original opening time | ms | ≤160(electric holding); ≤60(mechanical holding) | |||
| 3-phase synchronism | ms | ≤3 | |||
| Closing tripping | ms | ≤10 | |||
| Remark: 1.rated control voltage can be made according to customer’s requirements. | |||||
| 2.for mechanical holding type, the interlock mechanism should be changed every 300,000 times. | |||||
1,We can design the job for your specs or your project
2,We provide site commissioning on demand
We have several transport options for customer to choose:
1, Transport by sea
2, Transport by truck
3, Transport by train
4, Transport by express service
5. Transport by air, (to be confirmed )
1.Delivery term: FOB, CIF,EXW are available.
2.Payment term:30% prepayment, 70% before dispatching
3.Production lead-time: 1-2 weeks
4.Shipping lead-time: 4-6 weeks
5.Logistics: best service forwarder with good price, long term partner.