fixed circuit breaker, Compact NS400N, 400 A, 1150 VAC 50/60 Hz, 10 kA at 1000 VAC, with STR23SP electronic trip unit

Details

Main
range of product	Compact NS100...630
product or component type	Circuit breaker
device short name	Compact NS400N
circuit breaker name	Compact NS400N
device application	Distribution
poles description	3P
protected poles description	3t
network type	AC
network frequency	50/60 Hz
[In] rated current	370 A at 65 °C 400 A at 40 °C
[Ui] rated insulation voltage	1250 V AC 50/60 Hz conforming to IEC 60947-2
[Uimp] rated impulse withstand voltage	8 kV conforming to IEC 60947-2
[Ue] rated operational voltage	1150 V AC 50/60 Hz conforming to IEC 60947-2
breaking capacity code	N
breaking capacity	10 kA Icu at 1000 V conforming to IEC 60947-2
[Ics] rated service breaking capacity	10 kA at 1000 V conforming to IEC 60947-2
suitability for isolation	Yes conforming to IEC 60947-2
utilisation category	Category A
trip unit name	STR23SP
trip unit technology	Electronic
trip unit rating	400 A
protection type	Overload protection (long time) Short time short-circuit protection Instantaneous short-circuit protection
pollution degree	3 conforming to IEC 60947

Complementary
control type	Toggle
mounting mode	Fixed
mounting support	Backplate
upside connection	Front
downside connection	Front
circuit breaker CT rating	400 A
mechanical durability	15000 cycles
electrical durability	2000 cycles 1000 V AC 50/60 Hz In conforming to IEC 60947-2 4000 cycles 1000 V AC 50/60 Hz In/2 conforming to IEC 60947-2
connection pitch	45 mm
local signalling	Positive contact indication
long time pick-up adjustment type Ir	Adjustable 48 settings
long time pick-up adjustment range	0.4...1 x In
long time delay adjustment type	Fixed
[tr] long-time delay adjustment range	90…180 s 1.5 x Ir
short-time pick-up adjustment type Isd	Adjustable 8 settings
[Isd] short-time pick-up adjustment range	2...9 x Ir
short-time delay adjustment type	Fixed
[tsd] short-time delay adjustment range	0.04…0.06 s
instantaneous pick-up adjustment type Ii	Fixed
instantaneous pick-up adjustment range	>= 9 x In
display type	LED
current sensor rating range	150 A 400 A 250 A
height	140 mm
width	480 mm
depth	110 mm

Environment
standards	IEC 60947-2
product certifications	ASTA ASEFA LCIE KEMA
IP degree of protection	IP40 conforming to IEC 60529
IK degree of protection	IK07 conforming to EN 50102
ambient air temperature for operation	-25…70 °C
ambient air temperature for storage	-50…85 °C

Offer Sustainability
Sustainable offer status	Green Premium product
EU RoHS Directive	Compliant EU RoHS Declaration
Mercury free	Yes
RoHS exemption information	Yes
China RoHS Regulation	China RoHS declaration Product out of China RoHS scope. Substance declaration for your information
Environmental Disclosure	Product Environmental Profile
WEEE	The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins

Contractual warranty
Warranty	18 months