Dairyland Polarization Devices

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Solid State Decoupler

The Solid-State Decoupler (SSD) uses proven, solid-state construction combined with innovative production and packaging techniques, to offer exceptional performance while lowering the cost of applying protection products to industry. With ratings for AC fault current and lightning, and the ability to pass steady-state AC current, the device outperforms other technologies such as metal oxide varistors, gapped arrestors, and polarization cells.

Features and Characteristics

• Compact, lightweight package
• Range of AC Fault Rating
• Higher Blocking Voltage than Polarization Cells
• UL and C-UL Listed for Grounding Electrical Equipment
• UL, C-UL Listed for Class I, Division 2 Locations
• Certified by UL/Demko for Meeting ATEX Directive for Zone 2; CE Marked
• Submersible Design

Basic Ratings

Threshold Voltage
-2/+2V (standard)
-3/+1V (optional)
For other product options, contact Dairyland

AC Steady-State Current(Amperes – RMS) 50/60Hz
45A (standard)

Lightning Surge Current
100kA crest (4 x 10 µs waveform) for 5.0KA, 3.7KA and 2.0KA models
75kA crest (4 x 10 µs waveform) for 1.2kA models

Environmental Rating
IP68 – submersible (to 2m depth)

Hazardous (Classified) Areas
ANSI/ISA 12.12.01, CSA C22.2 No.213 M1987 (R2008): Class I, Division 2, Groups A, B, C, D
ATEX: EN60079-0: 2012, EN60079-15: 2010 – Zone 2, Group IIC
IECEx: IEC60079-0: 6th Ed., IEC60079-15: 4th Ed. – Zone 2, Group IIC
EAC: GOST R IEC 60079-15-2010, GOST R IEC 60079-0-2011

Third-Party Listings and Approvals
Underwriter’s Laboratories (UL)
Underwriter’s Laboratories – Canada (C-UL)
UL/DEMKO
NANIO-CCVE

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