Dry Contact
Three 3' 18 AWG wires are included through the nipple as the Dry Contacts.
• Please note: Dry Contacts are designed for low voltage or control signals only.
•
Maximum
switching
current
is
5A
• Maximum switching voltage is 240V DC or AC.
• Higher energy applications require additional relay implementation outside the SPD.
• Gray is Common, Blue is Normally Open and Red is Normally Closed. If the Dry Contacts are not utilized,
insulate lead ends, coil and secure.
Maintenance
SPDs require minimal maintenance. We recommend periodic inspection of diagnostic indicators to ensure
proper operation. We also recommend keeping the SPD clean as appropriate.
Troubleshooting and Service
Please contact Siemens Technical Support for any service related issues. We want to take care of any
problems.
INSTALLATION, OPERATION AND MAINTENANCE MANUAL
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TPS4 13