Products

ABB CT-ERS.21S Time Relay 2CO SPDT Contact 24-240VAC/DC 4A Screw Terminal

Product Code: CT-ERS.21S

  • Wide voltage range: 24-240 VAC/VDC
  • Compact DIN rail mounting: 22.5 mm width
  • Long mechanical life: 30 million operations
  • Adjustable operating time: 0.05 s to 300 hr
  • IP20/IP50 protection rating
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Specifications

Product Type Time Relay
Brand ABB
Connecting Capacity Flexible with Ferrule 1 x 0.5 - 2.5mm² Flexible with Ferrule 2 x 0.5 - 1.5mm² Flexible with Insulated Ferrule 1 x 0.5 - 2.5mm² Flexible with Insulated Ferrule 2 x 0.5 - 1.5mm² Flexible 1 x 0.5 - 2.5mm² Flexible 2 x 0.5 - 1.5mm² Rigid 1 x 0.5 - 4mm² Rigid 2 x 0.5 - 2.5mm²
Contact Configuration 2CO SPDT
Degree of Pollution IP3
Degree of Protection IP20, IP50
Electrical Durability 100000 Operations
Height 85.6 mm
Mechanical Durability 30000000 Operations
Mounting Type 35 x 15 mm DIN Rail, 35 x 7.5 mm DIN Rail
Operating Time 0.05 s-300 hr
Operational Temperature -20 to 60 deg C
Overvoltage Category III
Rated Current 4 A
Rated Frequency 50/60 Hz
Rated Voltage 24-240 VAC/VDC
Relay Type ON-Delay
Standards and Approvals CAN/CSA,IEC/EN,UL
Terminal Type Screw
Weight 0.13 kg
Width 22.5 mm

Description

<p>When it comes to selecting reliable and efficient components for your industrial or commercial applications, understanding the technical specifications is crucial. This particular product offers a blend of versatility and durability that caters to various electrical engineering needs.</p><p>The rated voltage range of 24-240 VAC/VDC ensures compatibility with a wide array of power supplies, making it suitable for diverse environments. With a rated current of 4 A, this device can handle moderate loads effectively. It operates seamlessly at both 50 Hz and 60 Hz frequencies, offering flexibility across different regions and systems.</p><p>This product features a 2CO SPDT contact configuration, providing dual changeover contacts that enhance its application scope in control circuits. The mounting type supports both 35 x 15 mm and 35 x 7.5 mm DIN rails, allowing for easy integration into existing setups while maintaining stability.</p><p>The terminal type is screw-based, ensuring secure connections that withstand vibrations common in industrial settings. Measuring at a compact width of 22.5 mm and height of 85.6 mm, it fits comfortably within space-constrained panels without compromising performance.</p><p>Its operational time spans from an impressive minimum of 0.05 seconds to an extensive maximum of up to 300 hours, offering precision timing for various operations. The electrical durability stands at approximately 100000 operations while mechanical durability reaches up to an astounding 30000000 operations—testament to its robust construction designed for long-term use.</p><p>In terms of protection, the device boasts IP20/IP50 ratings alongside an IP3 degree of pollution protection level—safeguarding against dust ingress and ensuring reliable operation even in challenging environments.</p><p>With an operational temperature range between -20&amp;#176;C and +60&amp;#176;C, this product is built to perform under extreme conditions typical in many Australian climates or industrial situations.</p><p>Adhering strictly to international standards such as CAN/CSA IEC/EN UL guarantees compliance with safety regulations—providing peace-of-mind regarding quality assurance during installation or audit processes.</p><p>Weighing just around only about .13 kg makes handling straightforward during installation or maintenance activities without compromising on sturdiness required by professional engineers seeking dependable equipment solutions every day!</p>

Documents

  • IPD Product Catalogue

    IPD Product Catalogue V17
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