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ABB Fuse Switch Disconnector, 4-Pole, 1250 A, 1250A

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Subtotal (1 unit)*

£587.76

(exc. VAT)

£705.31

(inc. VAT)

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Units
Per unit
1 - 4£587.76
5 - 9£558.36
10 - 24£528.98
25 - 49£499.60
50 +£470.21

*price indicative

RS Stock No.:
727-5813
Mfr. Part No.:
OS250B04N2P 1SCA022750R7800
Brand:
ABB
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Brand

ABB

Product Type

Fuse Switch Disconnector

Number of Poles

4

Mount Type

DIN Rail

Electrical Phase

3

Switching Voltage

1000V

Terminal Type

Lug Terminal

Switching Current

1250A

IP Rating

IP65, IP20

Series

OS250B

Fuse Current

1250A

Switching Power

315kW

Minimum Operating Temperature

-25°C

Mechanical Fuse Size

B1-B3

Maximum Operating Temperature

55°C

Standards/Approvals

UL512, IEC 60269-2-1, IEC 60947-3, CSA C 22.2 No 4, No 248, UL98, UL248

Auxiliary Contacts Available

Yes

Standard OS Fused Disconnector


The switch fuses from the ABB OS series are available in 3 or 4 pole. These fused switches are easy to use and snap to install, the adjustable mounting feet allow both top and side mounting of the switch fuse.

Supplied with a black plastic ON/OFF handle (OHB45J6 for OS32-63 and OHB65J6 for OS100-160) and adjustable operating shaft (OXP6X161for OS32 to 160)

For longer operating shafts see stock no. 710-0609 for 360mm or stock no. 710-0618 for 430 mm

Lockable handles with 'Test' position are available, for Black see stock no. 710-0611

Fuse carrier protected to IP20, however when mounted correctly in a suitable enclosure and using either the supplied or optional handle, a front panel protection rating of IP65 is achieved

The fuse covers cannot be removed when the switch is in the 'ON' position

Panel or DIN rail mounting

Auxiliary contacts may be fitted to the side

4 Pole (Neutral) non fused

Different Ampere Ratings available

ABB OS Range


A fused switch disconnector provides a cost effective means of short circuit protection, together with circuit isolation. The choice of fuse rating determines the level of protection, the maximum value is determined by the fused switch disconnector. These items have been tested in accordance with EN 60947-3.

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