W1023059

Specifications

Varieties of cable termination

screw, bolt, clamp strap, extendable for V-terminal - optional

Frequency Hz

50 ... 60 Hz Hz

Short Circuit Current Rating Sccr

80kA@Ue=AC 400 V;Ie=250 A / 80kA@Ue=AC 500 V;Ie=250 A / 80kA (1-,2-pole)@Ue=AC 690 V;Ie=200 A / 50kA (3-,4-pole)@Ue=AC 690 V;Ie=200 A

Conventional Free Air Thermal Current - Solid Links

400 A

Conventional Free Air Thermal Current With Fuse-Links Ith

250 A

Max Power Dissipation Of Fuse Links Pn

23 W

Max Power Dissipation Of Solid Links Pn

2.6 W

Power Dissipation By Ith Without Fuse-Links

13 W

Power Dissipation Without Solid Links

33 W

Rated Impulse Withstand Voltage

12 kV

Rated Insulation Voltage

1000 V

Rated Sc Withstand

8 kA / 1 s

Rated Voltage Ac Iec

690 V

Rated Short Circuit Making Capacity With Solid Links Icm

8.2 kA

Country Of Origin

CZ

Product Line

MULTIBLOC® 1.ST8 , Size 1, 250A, 690VAC, Design for Bottom Fitting, 1-,2-,3-,4-pole

Product Brand

MULTIBLOC®

Fuse Size

1

Installation Mounting

Bottom Fitting/panel

Number Of Poles

3-Pole

Utilization Category

AC 23 B @ Ue = AC 400 V; Ie = 250 A

Utilization Category 2

AC 22 B @ Ue = AC 500 V; Ie = 250 A

Utilization Category 3

AC 21 B @ Ue = AC 690 V; Ie = 200 A

Utilization Category 4

DC 21 B @ Ue = DC 440 V; Ie = 250 A

Switchability

1-,2-,3-,4-pole switching

Documents