Within the Mersen A4BQ Series, A4BQ1000-TA is configured for 1000A. The electrical profile is 600V AC / 500V DC, with 200kA AC / 100kA DC published interrupting performance. The series is intended for applications needing 4-second time delay at 500% rating and very high current limitation. This catalog code identifies the TA remote blown-fuse trigger actuator option.
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Mersen lists A4BQ1000-TA in the A4BQ Series as a 1000A circuit-protection device. The published rating combines 600V AC / 500V DC operation and 200kA AC / 100kA DC short-circuit capability. A key selection characteristic is 4-second time delay at 500% rating and very high current limitation. The Class L format uses blade terminals with cartridge/clip mounting. Typical selection contexts include UPS DC Links, Mains, Feeders. This SKU is the TA remote blown-fuse trigger actuator option. Check the official Mersen datasheet before final equipment coordination.
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