2 Eaton SPD Series for Mounting External to Electrical Distribution Equipment Installation Manual IM01005031E—Rev 09
A licensed/qualified electrician must complete all instructions in this manual in accordance with the national
electric code (NEC
®
), state, and local codes, or other applicable country codes. All applicable local electrical
codes supersede these instructions.
IMPORTANT
For use on circuits delivering up to 200,000 RMS amps.
IMPORTANT
Convient á des circuits producisant au plus 200,000 A EFF.
IMPORTANT
Check the facility’s grounding system. All grounding, bonding and earthing practices must meet NEC, CEC and
local approved practices. A poor ground, or a grounding / bonding violation will seriously affect the SPD’s ability
to function as specified.
11..44 GGeettttiinngg HHeellpp
If help is needed with any of the following:
• A question about any of the information in this manual
• A question this manual does not answer
SPD Help:1-800-809-2772 or email SPD@eaton.com
Eaton Help Desk: United States: 1-800-843-9433
11..55 CCaattaalloogg NNuummbbeerriinngg SSyysstteemm
Each Eaton SPD Series unit has a name plate that identifies the parameters used for manufacture. These
parameters are expressed in letters and numbers to reflect the series, kA rating, voltage code, feature package,
and application as shown in Figure 1.
FFiigguurree 11.. CCaattaalloogg NNuummbbeerriinngg SSyysstteemm
SPD 250 480D 2 K
kA rating
Application
Feature package
Voltage code Series
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