85 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 42 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 30 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 22 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 10 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 480 V AC 50/60 Hz conforming to UL 508
Performance level
N 50 kA 415 V AC
Trip unit name
MicroLogic 2.3
Trip unit technology
Electronic
Trip unit protection functions
LSoI
control type
Toggle
Circuit breaker mounting mode
Fixed
Complementary
[Ui] rated insulation voltage
800 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage
8 kV
[Ics] rated service short-circuit breaking capacity
85 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 42 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 30 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 11 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2 10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
Mechanical durability
15000 cycles
Electrical durability
12000 cycles at 440 V In/2 6000 cycles at 440 V In 6000 cycles at 690 V In/2 3000 cycles at 690 V In
Power dissipation per pole
19.2 W
mounting support
Backplate
Mounting position
Horizontal and vertical Flat on the back
Upside connection
Front
downside connection
Front
Connection pitch
45 mm
Protection type
L : for overload protection (long time) So : for short time short-circuit protection with fixed delay I : for instantaneous short-circuit protection
Trip unit rating
400 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection)
Adjustable 9 settings
[Ir] long-time protection pick-up adjustment range
160…400 A
Long-time protection delay adjustment type tr
Fixed
[tr] long-time protection delay adjustment range
400 s at 1.5 x Ir 16 s at 6 x Ir 11 s at 7.2 x Ir
Neutral protection settings
0.5 x Ir (3D + N/2) 1 x Ir (4D) No protection (3D)
Thermal memory
20 minutes before and after tripping
Short-time protection pick-up adjustment type Isd
Adjustable 9 settings
[Isd] Short-time protection pick-up adjustment range
1.5...10 x Ir
Short-time protection delay adjustment type tsd
Fixed
Instantaneous protection pick-up adjustment type Ii
Fixed
[Ii] instantaneous protection pick-up adjustment range
4800 A
earth-leakage protection
Without
Zone selective interlocking ZSI
Without
Number of slots for electrical auxiliaries
6 slot(s)
Local signalling
Flashing LED (green) for ready to operate LED 105 % Ir (red) for overload LED 90 % Ir (orange) for overload
Width (W)
185 mm
Height (H)
255 mm
Depth (D)
110 mm
Net weight
7.9 kg
Environment
standards
EN/IEC 60947
product certifications
CCC EAC Marine
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