What is a molded-case circuit breaker?

Ideal for protecting combiners, switchgears and inverters on the DC side, the new IEC compliant SACE Tmax PV molded-case circuit-breakers range now cover capacities up to 1500V DC and 100 to 250A rated operating current.

What are pvgardtm solar circuit breakers?

PVGardTM solar circuit breakers are part of a product family that combines a disconnect with overcurrent protection in one device to protect photovoltaic systems. PVGard breakers can replace fuses and disconnects in combiner box and inverter applications—saving space, streamlining purchasing and receiving, and reducing spare parts requirements.

What's new in ul489b molded-case circuit breaker?

The portfolio has been expanded to include new molded-case circuit-breakers and switch-disconnectors type-approved to UL489B Standard designed for 1500V DC installations with rated current up to 1200A.

What is a pvgard breaker?

PVGard breakers conform to the UL 489B standard for photovoltaic molded-case circuit breakers and switches. Three terminals with terminal shield as a kit. Three terminals with two interphase barriers as a kit. Not UL 489B recognized size for maximum of 400 A breaker. Eaton is a registered trademark.

How many ka can a molded-case circuit breaker break?

These circuit-breakers are able to break short-circuit current up to 32kA, depending on their size. With the added advantage that all products can be perfectly integrated with the electrical and mechanical accessories from the SACE Tmax T molded-case circuit-breaker range.

Are pvgard Breakers ul 489b certified?

PVGard breakers conform to the UL 489B standard for photovoltaic molded-case circuit breakers and switches, and are designed specifically for the high- and low-temperature demands of PV installations and undergo extreme ambient cycling tests. Trip units calibrate at 50°C ambient to ensure continuous operation in higher temperature environments.