Products

ABB CM-PSS.31S Three-Phase Monitoring Relays 3 342-418VAC (L-L) 380VAC 2CO SPDT 4A

Product Code: CM-PSS.31S

  • Monitors phase failure & sequence
  • Over/undervoltage monitoring
  • 2CO SPDT contact form
  • DIN rail mounting compatible
  • Durable: 100,000 electrical ops
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Specifications

Product Type Three-Phase Monitoring Relays
Brand ABB
Contact Configuration 2CO SPDT
Contact Form 2CO SPDT
Degree of Pollution IP3
Degree of Protection IP20, IP50
Electrical Durability 100000 Operations
Function Phase Failure Detection, Phase Sequence Monitoring, Over And Undervoltage Monitoring
Height 85.6 mm
Measuring Range 342-418 VAC (L-L)
Mechanical Durability 30000000 Operations
Mounting Type 35 x 15 mm DIN Rail, 35 x 7.5 mm DIN Rail
Operating Time 200 ms Start-Up Delay, 0.1 to 30 s Tripping Delay
Operational Temperature -25 to 60 deg C
Output Type 2CO SPDT
Overvoltage Category III
Phase 3
Rated Current 4 A
Rated Voltage 380 VAC
Standards and Approvals CAN/CSA IEC/EN UL
Terminal Type Screw
Weight 0.132 kg
Width 22.5 mm

Description

<p>This industrial-grade monitoring relay is designed for those who demand precision and reliability in their electrical systems. With a measuring range of 342-418 VAC (L-L), it is well-suited for applications requiring consistent voltage monitoring. The device operates at a rated voltage of 380 VAC and supports a rated current of 4 A, making it ideal for various commercial and industrial environments.</p><p>The relay features a contact form and configuration of 2CO SPDT, ensuring versatile switching capabilities. This flexibility allows users to integrate the device into different circuit configurations with ease. Mounted on either a 35 x 15 mm or 35 x 7.5 mm DIN rail, installation is straightforward, while the screw terminal type ensures secure connections.</p><p>Compact yet robust, the unit measures just 22.5 mm in width and stands at a height of 85.6 mm, fitting neatly into space-constrained panels without compromising performance. It boasts an impressive operational temperature range from -25 to 60 degrees Celsius, catering to diverse environmental conditions.</p><p>Designed for phase failure detection, phase sequence monitoring, as well as over and undervoltage monitoring functions, this relay provides comprehensive protection against common electrical issues that can disrupt operations or damage equipment.</p><p>The device&amp;#39;s durability is noteworthy; it offers an electrical durability of up to 100000 operations and mechanical durability reaching up to an astounding 30000000 operations. This longevity ensures that once installed, maintenance requirements remain minimal over its lifecycle.</p><p>In terms of safety standards, this product meets CAN/CSA IEC/EN UL approvals—reassuring users that it adheres to stringent quality benchmarks globally recognized in the industry.</p><p>With an IP20 degree of protection against solid objects larger than fingers and IP50 against dust ingress along with an IP3 degree pollution rating—it’s built to withstand challenging environments while maintaining optimal functionality.</p><p>The operating time includes a start-up delay of just 200 ms alongside a tripping delay adjustable between 0.1 to 30 seconds—allowing customization based on specific application needs.</p><p>Weighing only about 0.132 kg makes handling during installation manageable without sacrificing sturdiness or build quality expected from high-performance relays used across demanding sectors like manufacturing plants or large-scale commercial facilities where uninterrupted power supply remains crucially important every day all year round!</p>

Documents

  • IPD Product Catalogue

    IPD Product Catalogue V17
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