حفاظت مدار محدودکننده‌های ولتاژ گذرا (تی وی اس) تجهیزات حفاظت در برابر اضافه‌ولتاژ گذرا (اس پی دی)

Product Attributes

Introduction

The nVent ERICO SES320 B Series surge protective device (SPD) provides cost-effective protection against destructive transients and surge currents. The B Series is a cUL 1449-listed Type 1 and Type 2 SPD that can be installed on the line or load side of a distribution panel without a disconnect. The SES320 B offers a surge rating of 320 kA per phase, making it well-suited for Category C locations. Typical applications for the nVent ERICO SES320 B Series include service entrances, distribution and branch panels, motor control centers, lighting panels, HVAC, and more. The B Series features a NEMA 4X rating, making it suitable for outdoor applications as well.

Features

• Maximum surge rating of 320 kA per phase (8/20 μs)
• Excellent clamping performance and low UL voltage protection rating
• Relay alarm function for monitoring power/phase loss and SPD health status
• Compact design for direct panel mounting or installation in tight spaces
• Ground reference monitoring with alarm triggered when N-PE mode exceeds 20V
• Optional flush mounting plate

Applications

• Service Entrance
• Power Distribution
• Branch Panel
• Motor Control Center
• Lighting Panel