What size breaker is recommended to be used with an HWA, EMA, and EBA SPDs.

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What size circuit breaker and wire is recommended to be used with an EMA, EBA, 460, 440, XDSE / 430, HWA, 425, 420, & SDSA SPDs.

Product Line:
Surge Protective Devices (SPD's)

Resolution:

Circuit Breaker and Wire Ranges

The EBA terminals accept a range of 10 AWG (5.26 mm2) to 2/0 AWG (67.4 mm2) copper wire for phase, neutral, and ground connectors.
The EMA terminals accept a range of 10 AWG (5.26 mm2) to 2/0 AWG (67.4 mm2) with switch offer and 10 AWG (5.26mm2) to 2 AWG (33.6mm2) with NO switch offer copper wire for phase, neutral, and ground conductors.

EBA & EMA Terminal Torque
EBA & EMA Terminal Torque

Released for: Schneider Electric USA

Published on:11/15/2016Last Modified on:7/29/2025

Range:

Type HWA

Type EMA

TYPE XDSE

ASCO Model 420 Surge Protective Device