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Schneider Electric (Square D) SDSA3650 Surge Protector 480/277V 3PH

Rating:
5 5 2
2  Reviews Add Your Review
Special Price $243.38 Regular Price $270.15
In stock
SKU
SDSA3650
The Schneider Electric (Square D) SDSA3650 Surge Protector which protects 480/277V three-phase HVAC equipment against transient voltage surges. The security part uses overvoltage detection to guide high energy safely to the ground while protecting electrical components inside HVAC systems. To protects HVAC systems with large commercial and industrial units such as chillers and air handlers and packaged rooftop units. The protective system helps prevent substantial equipment failures and equipment downtime and simultaneously protects valuable HVAC assets while ensuring operation reliability. The SPD contributes to essential HVAC system infrastructure efficiency by protecting against strikes and power grid fluctuations as well as internal switching events.
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Manufacturer:
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Specifications

  • Type: Surge Protective
  • Voltage: 480/277V
  • Phase: 3PH
Manufacturer Name: Schneider Electric (Square D)
Product Number: SDSA3650
OEM Part Number: SDSA3650
Product Description: 480/277V 3Ph Surge Protector
Weight:1.08lbs/489.88g

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Product Questions (2)
Customer Questions
What maintenance is required for the Schneider Electric (Square D) SDSA3650 Surge Protector?

Regularly inspect the surge protector for visible signs of wear, corrosion, or loose connections. Test the system periodically to ensure proper operation. Keep the area clean and dry, and always de-energize the circuit before performing any checks for safety.

What are common issues with the Schneider Electric (Square D) SDSA3650 Surge Protector?

  • Failure to absorb voltage surges.
  • Tripped or blown internal fuses.
  • Improperly tightened electrical terminals.
  • Overheating under high load conditions.

Installation Steps

Step 1: Turn off main breaker and verify absence of voltage with a meter before handling.

Step 2: Mount surge protector near panel using manufacturer bracket, flush in load center area.

Step 3: Connect leads to breaker and neutral/ground as labeled in wiring diagram.

Step 4: Tighten terminals securely and route wiring cleanly to avoid strain or shorts.

Step 5: Restore power and confirm status indicator is normal.