Key features

• Range 250 A - 1600 A, Ics=100% Icu, two optimum frames
• Overload: Ir adjustable 0.4 to 1 x In
• tr adjustable 3 to 30 s
• Short circuit: Isd adjustable 1.5 to 10 x Ir
• tsd 0 to 0.5 s
• Inbuilt instantaneous protection Ii fixed
• Ground fault: Ig 0.2 to 1 In & OFF
• tg 0.1 to 1 s
• Breaking capacity 36 kA, 50 kA, 70 kA & 100 kA
• Integrated energy metering with accuracy class 2
• Measures currents, voltage, frequency, power, energy and harmonics
• Internal battery with battery measure function
• Communication ready via COMM port
• Logical selectivity ready (zone selective interlocking)
• Dynamic selectivity as per selectivity charts
• In-built USB port for software diagnosis
• Switchable thermal memory
• Suitable for isolation

Specifications

Rated current range: 320 A to 1600 A (header states 250 A - 1600 A) | Protection unit: Sg (LSIg) + energy metering | Energy metering accuracy: Class 2 | Breaking capacity: 36 / 50 / 70 kA