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ABB

ABB SNAT7261INT 58422177S SAMI GS Main Interface Board

SKU SNAT7261INT

Disponibile

12-month warranty
Free returns within 30 days

Manufacturer: ABB
Product No.: SNAT7261INT
Origin Switzerland
Product Type: Main Interface Board
Barcode: 8537101190
Payment: T/T, Western Union
Weight: 0.88 kg
Dimensions: 36.5 cm x 18.5 cm x 7 cm
Shipping port: Xiamen
Warranty: 12 months

Product Description

Description

The SNAT7261INT operates as the centralized hardware control and signal conditioning hub within heavy-duty variable frequency speed regulators. Configured for high-potential systems, this main circuit interface card fulfills essential infrastructure tasks by integrating the internal SMPS power supply grid, transistor gate trigger distribution pathways, and high-accuracy diagnostic feedback tracking on a unified PCB layout.

The assembly coordinates physical gating commands sent to the primary power semiconductors while simultaneously monitoring the intermediate DC-link potential and active motor phase currents. It is specifically built to accommodate a top-mounted configuration program card, which determines the calibrated operating boundaries of the underlying power chassis. Through hardwired hardware logic, the board assists the drive operating software in executing real-time overvoltage protection routines based on verified line potential thresholds, preventing start-up sequence deployment if grid levels exceed specified process safety coefficients.

Features

Integrated Subsystem Management: Houses the internal logic power supply infrastructure, gate drive pulse links, and analog measurement channels on a single assembly.
Specialized System Optimization: Engineered specifically to manage 600 V power classification units within heavy industrial drive frameworks.
Top-Card Interface Expansion: Features integrated header sockets designed to receive a small matching card for hardware power range profile assignment.
Direct Signal Tracking Matrix: Embeds dedicated tracking pathways for direct monitoring of intermediate DC-link voltage levels and motor operational current vectors.

Applications

Main control and gate drive interfacing inside high-power industrial fan and pump regulation systems.
Heavy-duty manufacturing process lines utilizing synchronized frequency converter subsystems.
Retrofit and maintenance hardware loops within specialized raw material processing plants running legacy converter units.

Ordering Information

58422177S: Main Circuit Interface Card, type designation SNAT7261INT, calibrated for 600 V unit configurations.

Technical Specifications

Parameter	Specification
Manufacturer	ABB
Model Type	SNAT7261INT (SNAT 7261 INT)
Part Code Number	58422177S
Serial Classification Prefix	SN:4370015 EL
System Platform Compatibility	SAMI GS
Rated Unit Voltage Fit	600 V units
Integrated Hardware Blocks	Power supply, transistor gate trigger circuits, DC-voltage measurement, motor current measurement
Sub-Assembly Expansion Slot	Preconfigured for Matching Card SNAT xyzv SCL (v = 6 for 600 V units)
System Overvoltage Threshold Limit	1.17 * 1.35 * SUPPLY VOLTAGE (Starts blocked if DC-link potential exceeds 117% of nominal value)
Country of Origin	Switzerland
Physical Dimensions Width x Height x Depth	36.5 cm x 18.5 cm x 7 cm
Net Component Mass Weight	0.88 kg

Installation Guidelines

Main Storage Energy Discharge: Isolate all incoming alternative power supply grids and peripheral control voltage connections. Verify that the intermediate DC-link capacitors have discharged below hazardous safety limits using a verified high-potential measurement probe before unfastening the enclosure shield plates.
Matching Board Transfer: Prior to fixing the new interface card into position, ensure the small power range programming card (SNAT xyzv SCL) is detached from the old board and properly aligned onto the header pins of the replacement module.
Mechanical Alignment and Fastening: Seat the board frame over the metal layout standoffs inside the converter chassis. Secure all structural hardware screws systematically to provide solid mechanical ground connection points across the PCB boundary paths.
Gate Lead Routing: Direct all transistor gate trigger ribbon cables and analog diagnostic feedback leads along dedicated internal noise-isolation pathways to mitigate high-frequency electromagnetic induction from adjacent phase-bus rails.

Shipping & Returns

Global Express Shipping

Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our technical warranty.

FAQ

What is the primary role of the SNAT7261INT board within a drive chassis?

The board serves as the main circuit interface layer, combining the internal drive power supply network, gate trigger signal distribution, and vital voltage and current diagnostics on a single platform.

For which specific operational voltage infrastructure is this interface module designed?

This particular hardware assembly is designed and optimized for use within 600 V converter units.

Which legacy industrial drive family natively utilizes this circuit card?

This main interface assembly is engineered explicitly to operate within the ABB SAMI GS frequency inverter system.

How does the drive track and identify the specific power block rating of the converter hardware?

The drive references these parameters through a small sub-module daughterboard, the Matching Card SNAT xyzv SCL, which sits directly on top of the main interface card.

What specific parameter value controls the internal start-up overvoltage verification loop?

The logic is coordinated via parameter 27.11 O/U VOLT CONTROL, which prevents drive operation if it detects unexpected high potentials on the DC link.

What is the exact voltage threshold that blocks the unit from initiating a start-up sequence?

The internal protection routine blocks operational deployment if the intermediate DC-link voltage exceeds 117% of its nominal value, which is mathematically calculated as 1.17 * 1.35 * SUPPLY VOLTAGE.

What does the suffix v represent on the supplementary matching board part tracking schema?

The suffix v defines the system voltage class, where a value of 3 applies to 400 V units, 5 applies to 500 V units, and 6 indicates a 600 V unit setup.

Does this main card handle internal logic power conditioning directly?

Yes, the board layout contains the primary switch-mode power supply components required to distribute internal control voltages.

What is the factory product code for ordering this specific replacement part?

The verified product identification order code for this individual spare board is 58422177S.

What are the physical dimensions of this board for installation clearance validation?

The card features structured physical metrics of exactly 36.5 cm x 18.5 cm x 7 cm.

Where was this specific industrial interface board originally manufactured?

The official designated country of origin matching the factory fabrication records for this module is Switzerland.

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