Vitalink MC 2-Hour Fire Rated Cable, 600V, 6 AWG, 4 Conductor, CWCA, CSA PERFORMANCE: RC90 per CSA 22.2 No. 123 2 Hour Fire Rating per ULC S139 Electrical Circuit Integrity System #120 (FHITC); ULC Canada Wet location rating 90°C Meets NFPA 130 for Transit and NFPA 502 for Tunnel applications Single conductor ampacity when installed per CEC Table 1 APPLICATIONS: fire pumps, emergency systems, exhaust pressurization fans, fireman's elevators, fire alarm, egress elevators, emergency device activation, lighting, and signage.