Degree of protection

IP66/NEMA 4

Ambient temperature (operation)

-40 °C ... 80 °C

Approvals

UL specifications

Short-circuit current rating (SCCR)

50 kA

UL type

type 2

Nominal discharge current In

20 kA

Maximum Surge Current per Phase

50 kA

Nominal voltage

277/480 V AC (Wye)

Power distribution system

Wye

Standards and regulations

Standards

ANSI/UL 1449:2014 Ed.4+R:17MAR2016

IEC 60643-1

EN 61643-11

Standards/regulations

CAN/CSA-C22.2 No. 8:2013 Ed.5

Mounting

Mounting type

Surface/Panel mounting

SYS N4/I 277/480Y - Surge protection device

2800708

https://www.phoenixcontact.com/us/products/2800708

Mar 27, 2025, 7:31 AM

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