Siemens 5SY4 B-Curve 1-Pole Supplementary Protector
The Siemens 5SY4 series IEC supplementary protector is a B-curve, 1-pole UL1077 DIN rail-mount device rated at 6 A amps. It provides a maximum AIR rating of 10kA at 230/400V AC and is rated for 72V DC, with screw…
SKU 3G-OTH-21003
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
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Product Description
The Siemens 5SY4 series IEC supplementary protector is a B-curve, 1-pole UL1077 DIN rail-mount device rated at 6 A amps. It provides a maximum AIR rating of 10kA at 230/400V AC and is rated for 72V DC, with screw clamp terminals. This supplementary protector is designed for overcurrent protection in industrial control panels and equipment.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the Siemens 5SY41066 supplementary protector used for?
The Siemens 5SY41066 is a B-curve, 1-pole supplementary protector rated at 6 A. It provides overcurrent protection for industrial control panels, equipment, and branch circuits. Its UL1077 listing makes it suitable for use in machinery and panelboard applications where branch-circuit protection is not required.
What are the specifications of the Siemens 5SY41066?
The Siemens 5SY41066 is a 6 A, B-curve supplementary protector with a max AIR rating of 10kA at 230/400V AC and a DC voltage rating of 72V DC. It features screw clamp terminals and is DIN rail-mountable. The part number is 5SY41066, part of the 5SY4 series.
Where to buy the Siemens 5SY41066 worldwide?
3G Electric supplies the Siemens 5SY41066 supplementary protector worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this Siemens 5SY4 series device globally.
How to install the Siemens 5SY41066 supplementary protector?
Install the Siemens 5SY41066 on a standard DIN rail. Ensure the circuit is de-energized before wiring. Connect the line and load conductors to the screw clamp terminals, tightening to the torque specified on the device label. The B-curve trips between 3-5 times rated current for fast overcurrent response.
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3G Electric supplies Siemens b-curve, 1-pole ul1077 din rail-mount supplementary protectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.