Compact Star-Delta Analog Timers ATS8SD-4 Series

Product Overview

The ATS8SD-4 star-delta analog timers are specifically engineered to provide efficient and reliable motor starting solutions for high-capacity applications. Designed with user convenience in mind, these timers allow for precise configuration of various time settings and smooth star-delta transitions. With easily adjustable switches and standard DIN W 48 x H 48 mm brackets included, installation and maintenance are straightforward, making these timers an excellent choice for your motor control needs.

Key Features

• Wide Power Supply Range: The ATS8SD-4 supports a broad power input range of 100-240 VAC (50/60 Hz) and 24-240 VDC, ensuring compatibility with a variety of electrical systems.
• Flexible Time Setting Range: The device offers adjustable main time settings (T1) ranging from 0.5 to 100 seconds, along with selectable star-delta switching times (T2) of 0.05, 0.1, 0.2, 0.3, 0.4, or 0.5 seconds.
• Compact Design: It features a compact design suitable for close and DIN rail mounting, utilizing the dedicated PS-M8 socket for easy integration into control panels.
• Durability and Reliability: The ATS8SD-4 is built to last, with a mechanical relay life cycle of over 10 million operations and an electrical life cycle exceeding 100,000 operations under rated load conditions.
• Robust Performance: With advanced noise immunity (± 2 kV), high vibration and shock resistance, and wide operating temperature and humidity ranges, this timer is designed to perform reliably in demanding industrial environments.

Installation and Components

The ATS8SD-4 series timers are delivered with a complete installation kit that includes a robust mounting bracket designed for standard DIN W 48 x H 48 mm panels. The installation process is simplified through the use of a dedicated socket, which ensures secure and efficient mounting on DIN rails.

Application

These timers are ideal for use in applications involving the starting of large capacity motors, where precise control of star-delta transitions is critical. Whether in industrial automation or heavy machinery operations, the ATS8SD-4 offers the reliability and flexibility required for seamless motor management.

User Controls and Indicators

The ATS8SD-4 comes equipped with intuitive controls and indicators:

• Y Operation Indicator: Displays the current status during the star operation phase.
• Δ Operation Indicator: Indicates the timer status during the delta operation phase.
• Y-Δ Switching Time Display: Shows the set switching time between star and delta phases.
• Time Range Setting Switch: Allows for easy selection of the desired time range.
• Dial for Time Setting: Facilitates precise adjustments of the main time settings.

Sold Separately

For added convenience, additional accessories can be purchased separately:

• 8-Pin Sockets: Available options include PG-08, PS-08(N), and PS-M8.

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