Complementary
Motor tripping class	30; 10; 20; 5
Complementary motor protection	Protracted starting time; Current unbalance; Underload; Stalled rotor
Long-time pick-up adjustment type Ir (thermal protection)	Adjustable
[Ir] long-time protection pick-up adjustment range	160...320 A
Long-time protection delay adjustment type tr	Adjustable
[tr] long-time protection delay adjustment range	120 s at 1.5 x Ir for trip class 5; 6.5 s at 6 x Ir for trip class 5; 5 s at 7.2 x Ir for trip class 5; 240 s at 1.5 x Ir for trip class 10; 13.5 s at 6 x Ir for trip class 10; 10 s at 7.2 x Ir for trip class 10; 480 s at 1.5 x Ir for trip class 20; 26 s at 6 x Ir for trip class 20; 20 s at 7.2 x Ir for trip class 20; 720 s at 1.5 x Ir for trip class 30; 38 s at 6 x Ir for trip class 30; 30 s at 7.2 x Ir for trip class 30
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	5...13 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
Ground-fault protection pick-up adjustment type Ig	Adjustable
[Ig] ground-fault protection pick-up adjustment range	0.2...1 x In for In = 50 A; Ig enable on/off
Ground-fault protection time delay adjustment type tg	Adjustable
[tg] ground-fault protection time delay adjustment range	0…0.4 s
Earth-leakage protection	Without
Zone selective interlocking ZSI	With
Local signalling	Flashing LED (green) for ready to operate; LED 95 % Ith (red) for temperature over set point
Display type	LCD display
Type of measurement	Energy meter
Communication of data	Energy metering; Protection and alarm settings; Time-stamped histories and event tables; Instantaneous and demand values; Maintenance indicators; Demand current and power; Power quality; Maximeters/minimeters
Electrical data recording	Maintenance indicators
Contractual warranty
Warranty (in months)	18
Environment
Standards	EN/IEC 60947-2
Electrical shock protection class	Class II
Pollution degree	3 conforming to IEC 60947-1
IP degree of protection	IP40 conforming to IEC 60529
Ambient air temperature for operation	-25…70 °C
Ambient air temperature for storage	-40…85 °C
Logistical informations
Country of origin	FR
Main
Range	ComPacT
Range of product	ComPacT NSX400...630
Product or component type	Trip unit
Trip unit name	MicroLogic 6.3 E-M
Trip unit technology	Electronic
Range compatibility	ComPacT NSX400; ComPacT NSX630
Device application	Motor
Poles description	3P
Protected poles description	3D
Trip unit protection functions	LSIG
Protection type	L : for overload protection (long time); S : for short time short-circuit protection with fixed delay; I : for instantaneous short-circuit protection; G : for ground fault protection
Trip unit rating	320 A at 65 °C
[Ue] rated operational voltage	690 V AC 50/60 Hz
Network type	AC
Network frequency	50/60 Hz
Circuit breaker mounting mode	Fixed
Packing Units
Unit Type of Package 1	PCE
Number of Units in Package 1	1
Package 1 Height	13 cm
Package 1 Width	17 cm
Package 1 Length	22 cm
Package 1 Weight	1.501 kg
Unit Type of Package 2	S03
Number of Units in Package 2	4
Package 2 Height	30 cm
Package 2 Width	30 cm
Package 2 Length	40 cm
Package 2 Weight	6.2 kg

This MicroLogic 6.3 EM (Energy) 3-pole 3d electronic trip unit is an electronic trip unit used with ComPacT NSX 400/630 circuit breakers. This 320 A rated electronic trip unit is the best choice for motor protection applications. It features customizable long-term overload protection. It also offers customizable short-term protection and fixed instantaneous short-circuit protection. It offers phase unbalance or phase loss protection and additional and customizable ground fault protection. MicroLogic 6.3 EM indicates overloads with alarm LEDs. The green Ready LED flashes when the circuit breaker is ready to trip. MicroLogic 6.3 EM is equipped with a display module that provides energy measurements and allows fine adjustment. This product is part of our EcoStruxure Power architecture when combined with the PowerTag NSX and ComPacT NSX basic switches.