Description
CR-M024DC4LG Pluggable Interface Relay Product Description
Technical Specifications
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Product Model: CR-M024DC4LG
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Brand: ABB
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Warranty: One Year
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Input Voltage: 24 VDC Coil Voltage
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Operating Temperature: -40°C to +70°C
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Storage Temperature: -45°C to +85°C
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Response Time: ≤15 ms Switching Response
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Protection Class: IP40
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Accuracy Class: Industrial Standard Switching Grade
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Output Frequency: N/A
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Rated Current Range: 0–6 A Switching Current
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Communication Interface: Plug-in Terminal Connection
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Supported Protocols: Hardwired Industrial Switching Interface
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Overload Capacity: 110% rated current short-term tolerance
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Dimensions: 21.2mm × 27.5mm × 35.6mm
Product Overview
The CR-M024DC4LG is a miniature pluggable interface relay manufactured by ABB, engineered for low-voltage industrial control and signal switching applications. This four-pole changeover relay addresses common control system issues including unstable low-current switching, poor contact durability, and cumbersome on-site replacement procedures. ABB designed this compact switching component with gold-plated contacts and an integrated manual test button to deliver consistent, high-reliability circuit switching for automation panels and control cabinets. It benefits electrical maintenance teams, system integrators, and manufacturing facilities requiring stable intermediate signal conversion and load switching. As a standard ABB low-voltage control accessory, it ensures long-term operational stability and simplifies routine system debugging and component replacement.
Core Functional Features
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Gold-Plated Contact Design: Equipped with high-precision gold-plated contacts, this interface relay maintains stable conductivity for low-level signal switching, effectively resisting oxidation and reducing contact failure rates in long-term industrial operation.
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Multi-Channel Switching Capacity: Featuring 4 c/o SPDT contact configuration and 6A rated switching current at 250V, the unit supports multi-circuit synchronous switching, meeting diverse signal and load control demands in automation systems.
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Tool-Free Installation: Adopting a standard pluggable structure compatible with DIN rail sockets, the CR-M024DC4LG enables fast assembly and replacement, significantly cutting down cabinet maintenance and equipment downtime.
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Wide Environmental Adaptability: With an IP40 protection rating and ultra-wide operating temperature range, this ABB relay delivers reliable switching performance in harsh industrial environments with temperature fluctuations and minor dust interference.
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