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Heavy Duty Industrial Automation Part MCZ OVP VARISTOR SL OK30

The Weidmüller MCZ OVP series is a range of terminal-type surge protective devices for use in process automation, industrial, and building automation applications. They are distinguished by their high protection level and compact size (6mm width). The "SL" type provides three-stage protection for digital signal loops, featuring a combination of gas discharge tubes, varistors, suppression diodes, and coupling resistors.

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Technical Specifications Basic Information Model: MCZ OVP VARISTOR SL 30 (S10K30) Order Number: 8449140000 Brand: Weidmüller Protection Standard: IEC 61643-21, Type D1 / Type III SPD Protection Principle: Metal Oxide Varistor (MOV) Electrical Parameters Max Continuous Operating Voltage Uc (AC): 30 V Max Operating Voltage: 38 V Max Continuous Operating Current (Imax): 13 A Max Discharge Current (8/20μs): 125 A Lightning Impulse Current Iimp (10/350μs): ＜0.5 kA Typical Protection Level (Wire-Wire / Wire-PE): 1kV/μs impulse: 45 V 8/20μs surge: 55 V Response Time: ≤ 25 ns Internal Capacitance: 2700 pF Through Resistance: 0.2 Ω Recommended Backup Fuse: Max 10 A Overvoltage Category: III; Pollution Degree: 2 Wiring Specification Connection Type: Spring tension clamp tool-free wiring Applicable Wire Cross-section: 0.5 ~ 1.5 mm² (solid/stranded wire) Recommended Wire Stripping Length: 8 mm 3. Mechanical & Environmental Parameters Mounting: Standard TS35 DIN rail mounting Module Width: 6 mm ultra-slim design Overall Dimension: W6 mm × H63.5 mm × D91 mm Net Weight: Approx. 25 g Housing Material: Flame-retardant PA66, UL94 V-0 Protection Degree: IP20 (indoor cabinet installation only) Operating Ambient Temperature: -40 ℃ ~ +60 ℃ Storage Temperature: -20 ℃ ~ +85 ℃ Housing Color: Black 4. Certification & Compliance Certifications: CE, UL, RoHS Compliant Compliance Standard: EN 50178, IEC 61643-21