33514
Micrologic Control Unit 7.0 A
Trade Price
POA
Per
1
Unit
Pack Quantity
Information
Micrologic 7.0A (Ammeter) is an electronic trip unit used on Compact NS630b to NS3200 circuit breakers. This control unit has a selective and earth-leakage protection, and is designed to protect power circuits and loads. It embeds adjustable long time protection against overloads. It provides also adjustable short-time protection and instantaneous protection against short-circuits. Micrologic 7.0A offers an adjustable residual earth leakage protection. Micrologic 7.0A indicates overloads with an Alarm LED. It is able to display the trip cause through 4 others LEDs. Micrologic 7.0A is equipped with a digital LCD screen that displays the true RMS current values with 1.5% accuracy. This trip unit can be associated with Compact NS basic frame.
Technical Specifications
Range
ComPact
Range of produc
ComPact NS630b...1600 ComPact NS1600b...3200
Product or component type
Trip unit
Trip unit name
MicroLogic 7.0 A
Trip unit technology
Electronic
Range compatibility
ComPact NS1600b...3200 ComPact NS630b...1600
Device application
Distribution
Number of poles
3P 4P
Protected poles description
3t 3t + N/2 4t
Trip unit protection functions
Selective + earth-leakage protection
Protection type
for overload protection (long time) for short time short-circuit protection for instantaneous short-circuit protection for earth-leakage protection
Trip unit rating
630 A at 50 °C 800 A at 50 °C 1000 A at 50 °C 1250 A at 50 °C 1600 A at 50 °C 2000 A at 50 °C 2500 A at 50 °C 3200 A at 50 °C
Network type
AC
Network frequency
50/60 Hz
Circuit breaker mounting mode
Fixed
Long-time pick-up adjustment type Ir (thermal protection)
Adjustable 9 settings
[Ir] long-time protection pick-up adjustment range
0.4...1 x In
Long-time protection delay adjustment type tr
Adjustable 9 settings
[tr] long-time protection delay adjustment range
0.7…16.6 s at 7.2 x Ir 0.7…24 s at 6 x Ir 12.5…600 s at 1.5 x Ir
thermal memory
20 mn
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
Adjustable
[tsd] Short-time protection delay adjustment range
0…0.4 s I²t=off 0.1…0.4 s I²t=on
Instantaneous protection pick-up adjustment type Ii
Adjustable 9 settings
[Ii] instantaneous protection pick-up adjustment range
Off 2...15 x In
earth-leakage protection
Integrated
Earth-leakage protection sensitity adjustment type IΔn
Adjustable 9 settings
[IΔn] earth-leakage protection sensitivity adjustment range
0.5…30 A
Earth-leakage sensitivity
10 A for class A 30 A for class AC
Earth-leakage protection time delay adjustement type Δt
Adjustable 5 settings
[Δt] Earth-leakage protection time delay adjustment range
60…800 ms
Zone selective interlocking ZSI
With
Local signalling
3 LEDs (red) for electrical fault 1 LED (red) for internal error
Display type
Digital display
Type of measurement
Ammeter
communication of data
Measurement readout Protection and alarm settings
ambient air temperature for operation
-25…70 °C
Ambient air temperature for storage
-40…85 °C
Unit Type of Package 1
PCE
Number of Units in Package 1
1
Package 1 Height
8.0 cm
Package 1 Width
22.0 cm
Package 1 Length
7.0 cm
Package 1 Weight
328.0 g
Warranty
18 months
Document Links
Datasheet