NEUTRONPower Distribution & New EnergyMenu
Reviewed configuration
NBWX-1/3 AC contactor box
A 400V AC configuration with 1 input and 3 output boundary. Confirm the project specification before release.
Purchase readiness
Move from product interest to a review-ready request.
Pricing is confirmed per configuration and quotation. Project builds are engineered to spec; final ratings, documents and delivery are confirmed before quotation.
- MOQ
- 1 unit
- FOB
- Ningbo / Shanghai
- Standard lead time
- 3-5 days
- Project lead time
- 5-30 days
- Sample route
- Drawing review before quotation
Source-backed technical data
Complete configuration parameters, not only a model summary.
The table below is transcribed from the approved catalogue technical sheet for this configuration. The final drawing, BOM and inspection scope remain subject to the agreed project specification.
Configuration summary
| Model | NBWX-1/3 |
|---|---|
| Configuration type | AC contactor box |
| Voltage class | 400V AC |
| Input count | 1 |
| Output count | 3 |
| Protection / switching architecture | MCB + contactor |
Technical specifications
| Input | 1 string |
|---|---|
| Output | 3 strings |
| Maximum Voltage | 400V |
| Max DC Short Circuit Current Per Input (Isc) | 20A(Changeable) |
| Maximum Current Output | 20A |
| Enclosure Material Type | Polycarbonate/ABS |
| Degree of Protection | IP65 |
| Degree of Resistance to Impacts | IK10 |
| Dimension (WxHxD) | 292x220x120mm |
| Cable input Entry | PG25 Cable Gland,13-21mm² |
| Output Cable Gland | PG25+PG13.5 Cable Gland,13-21mm²&6.7-12mm² |
| MCB Rated Voltage (Ue) | 400VAC |
| MCB Rated Current (In) | 20A |
| MCB Standard Compliance with | IEC 60898-1/GB/T 10963.1 |
| MCB Certification | CE,CCC |
| MCB Instantaneous trip type | Type C |
| Contactor Rated operating Voltage (Ue) | AC 400V |
| Contactor Rated operating Current (In) | 20A |
| Contactor Standard Compliance with | IEC EN 61095,GB/T 17885 |
| Contactor Certification | CE,CCC |
| Normally open contact | 2pole |
| Normally closed contact | 0pole |
| Operating Temperature | -20°C~+60°C |
| Humidity | 99% |
| Altitude | 2000M |
| Installation | Wall Mounting |
Related configurations
Compare nearby arrangements in the same family.
AC distribution box
- Voltage
- 220/400V AC
- Input / output
- - / -
- Arrangement
- AC SPD + control
Type B RCD box
- Voltage
- 400V AC
- Input / output
- 1 / 1
- Arrangement
- Type B RCD + MCB
Type B RCD box
- Voltage
- 400V AC
- Input / output
- 1 / 3
- Arrangement
- Type B RCD + MCB
AC contactor box
- Voltage
- 400V AC
- Input / output
- 1 / 1
- Arrangement
- MCB + contactor + SPD
Technical context
Use the relevant selection guide before finalizing the scope.
How to Choose a Home Distribution Box: An Engineer's Guide
A buyer's guide to selecting a home distribution box by circuit count, main-switch capacity, protection devices, enclosure material, IP rating and future loads.
Read Insight →Low-voltage systems / Engineering guideACDB Full Form in Electrical: Understanding the AC Distribution Box
ACDB stands for AC Distribution Box — an enclosed low-voltage assembly that receives alternating current from one supply point and distributes it to several protected outgoing circuits. In a solar plant it sits on the inverter output between the inve
Read Insight →