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Block Open Frame 3.5 kVA Auto-Transformer, 240 V 346 V AC Primary, 400 V AC Secondary AT3 3,5-24/35-4

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Block Open Frame 3.5 kVA Auto-Transformer, 240 V 346 V AC Primary, 400 V AC Secondary AT3 3,5-24/35-4

Name: Block Open Frame 3.5 kVA Auto-Transformer, 240 V 346 V AC Primary, 400 V AC Secondary AT3 3,5-24/35-4
Brand: Block
SKU: 129143
Price: 696.88 USD
Availability: InStock

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Category Auto-Transformer Brand Block Condition New

Specifications

Country of Origin	Germany
Brand	Block
Length	267mm
Model	AT3 3,5-24/35-4
Depth	215mm
Gross Weight	14.5kg
Width	125mm
Mount Type	Wall, Floor Standing, Chassis
Construction	Open Frame
Termination Type	Screw
Maximum Operating Temperature	40°C
Primary Voltage	240 V, 346 V ac
Secondary Voltage	400 V ac
Minimum Operating Frequency	50Hz
Maximum Operating Frequency	60Hz

Key Features

This auto-transformer features an open frame construction for efficient heat dissipation.
It supports multiple mounting options including wall, floor standing, and chassis mounting.
Screw type terminal connections ensure secure electrical connections.
Designed for use within a frequency range of 50 Hz to 60 Hz.
Operates reliably in environments with maximum temperatures up to 40°C.
Compact dimensions of 267 mm length, 125 mm width, and 215 mm depth.
The transformer weighs approximately 14.5 kg, suitable for demanding industrial and commercial applications.
Complies with multiple international standards including UL, CSA, VDE, IEC, and DIN EN certifications.

Product Description

Block AT3 3,5-24/35-4 Open Frame Auto-Transformer provides a robust and efficient power transformation solution with a rated capacity of 3.5 kVA. Featuring dual primary voltages of 240 V and 346 V AC, it delivers a stable secondary voltage output of 400 V AC. The open frame design facilitates effective heat dissipation, enhancing operational longevity and safety.

Its versatile mounting capabilities include wall, floor standing, and chassis mounting options, enabling easy installation across diverse industrial environments. The screw terminal type termination ensures secure and reliable electrical connections, critical for high-performance transformer applications.

Engineered for operation within a frequency range of 50 to 60 Hz, and a maximum operating temperature of 40°C, this auto-transformer is well suited for various industrial, manufacturing, laboratory, and HVAC power supply systems. Compact form factor dimensions of 267 mm length, 125 mm width, and 215 mm depth make it adaptable to constrained spaces.

Weighing 14.5 kg, it balances robust construction with practical handling. The product meets stringent international standards including UL 506, CSA 22.2, VDE 0570 part 2-13, IEC 61558-2-13, DIN EN 61558-2-13, and C-UL-US, assuring compliance with global safety and performance requirements. Manufactured in Germany, it reflects high-quality engineering and reliability.

Open frame construction for improved heat dissipation. Supports wall, floor standing, and chassis mounting configurations. Screw terminal connections for secure electrical interfaces. Operating frequency range from 50 Hz to 60 Hz.

Maximum operating temperature of 40°C for safe operation. Compact dimensions (267 x 125 x 215 mm) fit in limited spaces. Lightweight at 14.5 kg for easy handling and installation. Compliant with international safety standards including UL, CSA, VDE, IEC, DIN EN.

Manufactured in Germany, ensuring premium quality and durability.

This Auto-Transformer is ideal for industrial, laboratory, construction, HVAC, and manufacturing applications where reliable and efficient voltage transformation is critical. Explore more transformers and power supply solutions within the EnvMart platform to meet your specific technical and operational needs.