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iDPN circuit breakers (cont.) Protection
Circuit protection
Technical
Section 11
Dimensions
Section 12
DB123310
DB123312
Clip on DIN rail 35 mm.
Indifferent position of installation.
DB123314
IP20 IP40
Weight (g)
Circuit breaker
Type iDPN
1P+N 115
Dimensions (mm)
DB406072
4.5
4.5
5.5
18
54
36
3P+N
3P
1P+N 44
78
45 81
Technical data
Main characteristics i DPN N
Insulation voltage (Ui) Phase-to-neutral 400 V
Phase-to-phase 440 V
Voltage rating (Ue) Phase-to-neutral 230 V
Phase-to-phase 400 V
Magnetic tripping B curve 3 to 5 In b b
C curve 5 to 10 In b b
D curve 10 to 14 In b b
According to IEC/EN 60898-1
Limitation class 3
Rated breaking capacity (Icn) 6000 A
Service breaking capacity (Ics) 100 % Icn
Rated breaking and making capacity on a single pole (Icn1) Icn1 = Icn
According to IEC 60947-2
Rated impulse withstand voltage (Uimp) 4 kV
Breaking capacity (Icu) 10 kA
Service breaking capacity (Ics) 75 % Icu
Pollution degree 3
Additional characteristics
Degree of protection
(IEC 60529)
Device only IP20
Device in modular enclosure IP40
Endurance (O-C) Electrical y 20 A 20000 cycles
u 25 A 10000 cycles
Mechanical 20000 cycles
Operating temperature -25°C to +70°C
Storage temperature -40°C to +70°C
Tropicalization (IEC 60068-1) Treatment 2 (relative humidity of
95 % at 55°C)
Neutral opening and closing shifted relative to phases No surge upon operation of the
device