VAL-US-277/40/4+0-FM
The VAL-US series is a UL Listed series of pluggable surge protection devices that utilize high-capacity varistors to provide high-quality protection. These devices offer status indication contacts for remote monitoring, as well as hot-swappable plugs with integrated visual status indication for easy maintenance and replacement. Our VAL-US series offers a complete portfolio of configurations for U.S. power systems.
The benefit of Open Type
As UL Open Type 1 Listed devices, these products integrate easily into new and existing systems and applications. UL recently added the “Open Type” description to complement traditional hard-wired SPDs.
An Open Type rating allows DIN rail-mounted surge protection to be UL Listed as delivered with field wiring terminals. Implementation of these high-performance surge protection devices is easier than ever for panel builders and OEMs, and can be accomplished without any additional safety evaluations.
Main features:
- UL Open Type 1 Listed for easy integration into new and existing applications
- Available for all standard U.S. power configurations
- Robust protection up to 80 kA per mode
- 200 kA short-circuit current rating
- Remote and visual status indication to easily monitor your system’s health
- Keyed plugs and bases to ensure correct placement
- Testable with CHECKMASTER 2
Where to install SPD types 1-2-3 in accordance with UL 1449
Type 1, 2, and 3 surge protective devices (SPDs) are UL Listed SPDs that can be installed as standalone suppressors within their specified application locations. This paper explains where to install each type.