52120-M3 | Leviton Surge Panel Protector Type 2

Leviton · Circuit Breakers & Protection

Description  The Leviton 52120‑M3 is a robust Type 2 modular surge panel protector crafted for 120/208 VAC 3‑phase Wye systems.     Technical Specifications  Condition New/Never Used Surplus Brand Leviton Category Panel Accessories Part Number 52120-M3 Subcategory Surge Arrestor/Suppressor Frequency 50/60 Hz Recommended Circuit Breaker Rating 30 A, 120/208 V Surge Technology 40 mm MOV Design Voltage Configuration 120/208 V, 3-Phase Wye Enclosure Type 12 Flammability Rated V-2 per UL 94 Operating Temperature –20 °C to 40 °C Relative Humidity 5% to 95% non-condensing Storage Temperature –4 °F to 185 °F (–20 °C to 85 °C) Connection Type Parallel-hardwired, feed-through dual-wire terminal block; accepts up to #3 AWG wire Surge Counter No Diagnostics Real-time protection status LEDs & audible alarm MCOV L-N: 150 V, L-G: 300 V, N-G: 150 V, L-L: 300 V Maximum Surge Current, Per Mode (Per Phase) 100 kA (200 kA total) Noise Rejection –20 to –40 dB at 5 kHz–10 MHz Nominal Discharge Current Rating 20 kA Protection Mode 4-Mode Remote Monitoring Dry contact leads N.O./N.C. Form C, rated 7 A @ 240 VAC or 30 VDC Short Circuit Current Rating 100 kA VPR L-N: 1000 V, L-G: 1500 V, N-G: 700 V, L-L: 1500 V Replaceable Modules Yes ANSI/IEEE Category A, B, and C C-62.41 & C-62.45 UL Certification UL 1449 4th Edition, cULus Listed Type 2 Weight 10.00 lbs     Information About 52120-M3 The Leviton 52120-M3 is a modular Type 2 surge panel protector designed for 120/208 V 3-phase WYE electrical systems. It provides robust protection against voltage transients with a capacity of up to 100 kA per phase, ensuring the safety and reliability of critical equipment. Built with replaceable surge modules, a NEMA 12 steel enclosure, and advanced diagnostics, it is ideal for commercial, industrial, and large residential applications requiring dependable surge suppression. Key Features: High Surge Capacity: 100 kA per phase (200 kA total) with 4-mode protection (L-N, L-G, N-G, L-L). Replaceable Surge Modules: Modular design with 3× 2120 and 1× 8120-GN units for simplified maintenance. Advanced Diagnostics: Real-time protection status LEDs, audible alarm, and Form C dry contacts for remote monitoring. Noise Filtering: –20 to –40 dB EMI/RFI attenuation at 5 kHz–10 MHz for improved power quality. Robust Construction: NEMA 12 steel enclosure with UL 94 V-2 flammability rating. Environmental Resilience: Operates from –20 °C to +40 °C in 5–95 % non-condensing humidity. Flexible Wiring: Parallel-hardwired terminal blocks accept up to #3 AWG wire for easy installation. Standards Compliance: UL 1449 4th Edition, CSA, and ANSI/IEEE C-62.41 & C-62.45 (Categories A, B, C). The 52120-M3 delivers long-term, high-performance surge protection, making it a reliable solution for safeguarding electrical infrastructure in demanding environments.

Brand: Leviton · Category: Circuit Breakers & Protection

Key features

• High Surge Capacity: 100 kA per phase (200 kA total) with 4-mode protection (L-N, L-G, N-G, L-L).
• Replaceable Surge Modules: Modular design with 3× 2120 and 1× 8120-GN units for simplified maintenance.
• Advanced Diagnostics: Real-time protection status LEDs, audible alarm, and Form C dry contacts for remote monitoring.
• Noise Filtering: –20 to –40 dB EMI/RFI attenuation at 5 kHz–10 MHz for improved power quality.
• Robust Construction: NEMA 12 steel enclosure with UL 94 V-2 flammability rating.
• Environmental Resilience: Operates from –20 °C to +40 °C in 5–95 % non-condensing humidity.
• Flexible Wiring: Parallel-hardwired terminal blocks accept up to #3 AWG wire for easy installation.
• Standards Compliance: UL 1449 4th Edition, CSA, and ANSI/IEEE C-62.41 & C-62.45 (Categories A, B, C).

Specifications

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