HEC251H

MCCB h250 4P 70kA 250A LSI

Trade Price

£2,976.47

Per

1

Unit

EA

Pack Quantity

1

HEC251H

Technical Specifications

Number of poles

4 P

Complete device with protec­tion unit

Yes

Trip Unit

LSI

Integ­rated earth fault protec­tion

No

Number of modules

8

Rated oper­a­tional voltage Ue

220 / 690 V

Frequency

50/60 Hz

Rated insu­la­tion voltage

800 V

Rated impulse with­stand voltage

8 kV

With under voltage release

No

Rated current

250 A

Rated ulti­mate short-­cir­cuit breaking capa­city Icu under 690V AC IEC 60947-2

20 kA

Thermal protec­tion nob setting xIN

0.4 / 0.5 / 0.63 / 0.8 / 0.9 / 0.95 / 1

Thermal setting current on neutral pole

0 / 0.5 / 1 In

Breaking capa­city on 1 pole for IT 230V NF 60947-2

51 kA

Breaking capa­city on 1 pole for IT 400V NF 60947-2

9 kA

Rated service breaking capa­city Ics AC according IEC 60947-2

71 %

Rated ulti­mate short-­cir­cuit breaking capa­city Icu under 230V AC IEC 60947-2

100 kA

Rated ulti­mate short-­cir­cuit breaking capa­city Icu under 240V AC IEC 60947-2

85 kA

Rated ulti­mate short-­cir­cuit breaking capa­city Icu under 400V AC IEC 60947-2

70 kA

Rated ulti­mate short-­cir­cuit breaking capa­city Icu under 415V AC IEC 60947-2

70 kA

Rated ulti­mate short-­cir­cuit breaking capa­city Icu under 440V AC IEC 60947-2

50 kA

Correc­tion factor of rating current for 2 devices placed side-by-side

1

Correc­tion factor of rating current for 3 devices placed side-by-side

1

Correc­tion factor of rating current for 4 and 5 devices placed side-by-side

1

Correc­tion factor of rating current for 6 devices placed side-by-side

1

Total power loss under IN

73.2 W

Power loss per pole at In

24.4 W

Trip­mode

LSI

Thermal protec­tion trip time

5 / 8 / 11 / 21 ms

Time of response when opening

10 ms

Magnetic trip delay time

100 to 200 ms

Elec­tric endur­ance in number of cycles

1000

Number of mech­an­ical oper­a­tions

4000

DIN rail mounting with optional adapt­ator

No

Connec­tion cross-sect. flex­ible conductor

35 / 150mm²

Type of connec­tion

Terminal

Range of the magnetic adjust­ment

1400 / 1750 / 2240 / 2800 / 3150 / 3360 / 3500 A

Magnetic protec­tion nob setting xIN

2.5 / 5 / 10

Setting type In or Ith

IrTh

Number of auxil­iary contacts as normally closed contact

0

Number of auxil­iary contacts as normally open contact

0

Number of auxil­iary contacts as change-over contact

0

Motor drive optional

Yes

European directive WEEE

concerned

Protec­tion index IP

IP4X

Oper­ating temper­ature

-25…70 °C

Alti­tude

2000 m

Air humidity protec­tion

for all climates

Stor­age/trans­port temper­ature

-35…70 °C

Document Links

Datasheet