Tutto sui PLC: la CPU
A practical engineering guide to PLC CPU operation, from deterministic scan cycles and I/O image tables to memory, communications, diagnostics, redundancy, processor sizing, and reliable system...
The ABB EXC58918539 is an official exchange NINT-44 SP KIT Main Circuit Interface (MCI) board kit. This component serves as a core electronic interface board inside high-power industrial AC frequency converters and inverter systems. It acts as the signal management and control interface link between the central processor framework and the main circuit power semiconductor configuration. The board manages high-speed gating commands and feeds real-time phase tracking metrics back to the main controller, safeguarding stable current distribution and synchronized operation.
| Parameter | Value |
|---|---|
| Manufacturer | ABB |
| Product ID | EXC58918539 |
| Model Designation | NINT-44 SP KIT |
| Product Name | MAIN CIRC. INTERF |
| Part Type | Exchange |
| Related Product ID | 58918539 |
| Replaced Product ID (OLD) | EXC58913022 |
| Country of Origin | Finland (FI) |
| Customs Tariff Number | 85049099 |
| Product Net Weight | 0.21 kg |
| Gross Weight | 0.21 kg |
| Dimensions (W x H x D) | 145 mm x 110 mm x 35 mm |
Global Express Shipping
Returns & Warranty



The ABB EXC58918539 is an official exchange NINT-44 SP KIT Main Circuit Interface (MCI) board kit. This component serves as a core electronic interface board inside high-power industrial AC frequency converters and inverter systems. It acts as the signal management and control interface link between the central processor framework and the main circuit power semiconductor configuration. The board manages high-speed gating commands and feeds real-time phase tracking metrics back to the main controller, safeguarding stable current distribution and synchronized operation.
| Parameter | Value |
|---|---|
| Manufacturer | ABB |
| Product ID | EXC58918539 |
| Model Designation | NINT-44 SP KIT |
| Product Name | MAIN CIRC. INTERF |
| Part Type | Exchange |
| Related Product ID | 58918539 |
| Replaced Product ID (OLD) | EXC58913022 |
| Country of Origin | Finland (FI) |
| Customs Tariff Number | 85049099 |
| Product Net Weight | 0.21 kg |
| Gross Weight | 0.21 kg |
| Dimensions (W x H x D) | 145 mm x 110 mm x 35 mm |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Green
|
| Country of origin |
Finland
|