... Protectors for Series 2 Switching Blocks2www .adc. com • +1-952-938-8080 • 1-800-366-3891Features:MeetsapplicableGR-974-CORE,GR-78-CORE and GR-63-COREstandards•MeetsUL497standard for pairedconductorcommunicationscircuitprotection•Unique, ... vibration and •airborne contaminantsMeets all standards for uncontrolled environments including salt-fog, rain, fungus, airborne •contaminants and aging. Also meets standards for environmental ... pairs to be isolated and easily replaced•Both24- and 26-gaugewirecanbeusedtocreateafuselinkfromtheprotectionfieldtotheOSP• network cableMeets all standards for controlled environments...