DZ47sY-II Type 2 AC Surge Protective Device (SPD) | 20kA–160kA | 275V–440VAC
The Delixi DZ47sY-II AC Surge Protective Device (SPD) is engineered to provide advanced protection against lightning surges, transient overvoltage events, and power disturbances in AC electrical systems. Designed for residential, commercial, and industrial applications, the DZ47sY-II series safeguards sensitive electrical equipment by diverting surge energy safely away from connected devices.
With multiple pole configurations, surge discharge capacities up to 160kA, and support for operating voltages up to 440VAC, this surge protection device delivers reliable performance for power distribution systems, industrial panels, data infrastructure, and critical electrical installations.
Built according to international safety standards, the DZ47sY-II ensures dependable operation and long-term protection for valuable electrical assets.
Key Features:
✔ Protection against lightning strikes and transient overvoltage
✔ Maximum discharge current (Imax) options from 20kA to 160kA
✔ Available voltage ratings: 275VAC, 385VAC, and 440VAC
✔ Pole configurations: 1P, 1P+N, 2P, 3P, 3P+N, 4P
✔ Fast response surge protection technology
✔ Compact DIN rail installation design
✔ Suitable for residential, commercial, and industrial electrical systems
✔ Helps protect sensitive equipment from voltage spikes
✔ Reliable long-term surge suppression performance
✔ Manufactured according to IEC 61643-11 standards
Technical Specifications:
| Parameter | Specification |
|---|---|
| Product Series | DZ47sY-II |
| Product Type | AC Surge Protective Device (SPD) |
| Pole Options | 1P, 1P+N, 2P, 3P, 3P+N, 4P |
| Maximum Discharge Current (Imax) | 20kA, 40kA, 65kA, 80kA, 120kA, 160kA |
| Operating Voltage | 275VAC, 385VAC, 440VAC |
| Installation Type | DIN Rail |
| Protection Function | Lightning and Surge Protection |
| Standard Compliance | IEC 61643-11 |
Available Models:
DZ47sY-II – 40kA
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Pole Configuration: 1 Pole (1P)
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Voltage Rating: 275VAC
DZ47sY-II – 40kA
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Pole Configuration: 2 Pole (2P)
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Voltage Rating: 275VAC
DZ47sY-II – 40kA
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Pole Configuration: 3P+N
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Voltage Rating: 275VAC
DZ47sY-II – 65kA
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Pole Configuration: 3P+N
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Voltage Rating: 275VAC
DZ47sY-II – 80kA
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Pole Configuration: 3P+N
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Voltage Rating: 275VAC
DZ47sY-II – 120kA
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Pole Configuration: 3P+N
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Voltage Rating: 275VAC
Applications:
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Residential electrical systems
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Commercial buildings
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Industrial power distribution systems
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Data centers and IT infrastructure
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Distribution panels and switchboards
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Sensitive electronic equipment protection
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Lightning protection systems
The Delixi DZ47sY-II AC Surge Protection Series provides dependable surge suppression, equipment protection, and enhanced electrical system reliability for modern power infrastructure.
