LOAD-Break Switch N2-4-250

Eaton N2-4-250 Load-break switch 4P 250A with Release.

Manufacturer part number (MPN)

N2-4-250

EAN / GTIN

4015082660161

HS code

8536.90

Sales unit

pcs

Eaton catalogue number

266016

Depth

142 mm

Height

185 mm

Width

140 mm

Weight

2.442 kg

Compliances

RoHS conform

Certifications

IEC/EN 60947; IEC

Functions

Disconnectors/main switches; Interlockable; Voltage release optional

Amperage Rating

250 A

Application

Use in unearthed supply systems at 690 V

Circuit breaker frame type

N2

Features

Version as main switch; Version as maintenance-/service switch; Motor drive optional; Version as emergency stop installation

Number of poles

Four-pole

Type

Switch-disconnector

Ambient operating temperature - max

70 °C

Ambient storage temperature - max

70 °C

Ambient operating temperature - min

-25 °C

Ambient storage temperature - min

-40 °C

Equipment heat dissipation, current-dependent

48 W

Rated operational current for specified heat dissipation (In)

250 A

Direction of incoming supply

As required

Electrical connection type of main circuit

Screw connection

Handle type

Rocker lever

Isolation

300 V AC (between the auxiliary contacts); 500 V AC (between auxiliary contacts and main contacts)

Lifespan, electrical

7500 operations at 400 V AC-1; 4000 operations at 690 V AC-3; 5000 operations at 690 V AC-1; 6000 operations at 400 V AC-3; 6000 operations at 415 V AC-3; 7500 operations at 415 V AC-1

Number of operations per hour - max

120

Overvoltage category

III

Pollution degree

3

Rated conditional short-circuit current with back-up fuse

80 kA at 690 V; PN2(N2)-160…250: 250 AgGgL; 100 kA at 400/415 V

Rated conditional short-circuit current with downstream fuse

PN2(N2)-160…250: 250 AgGgL; 100 kA at 400/415 V; 80 kA at 690 V

Rated impulse withstand voltage (Uimp) at auxiliary contacts

6000 V

Rated impulse withstand voltage (Uimp) at main contacts

8000 V

Rated insulation voltage (Ui)

690 V

Rated operating frequency

50 Hz

Rated operating power at AC-23, 400 V

132 kW

Rated operating voltage (Ue) at AC - max

690 V

Rated operational current

250 A (415 V AC-22/23A, making and breaking capacity); 250 A (690 V AC-22/23A, making and breaking capacity)

Rated short-circuit making capacity Icm at 690 V, 50/60 Hz

5.5 kA

Rated short-time withstand current (Icw)

3.5 kA

Rated short-time withstand current (t = 0.3 s)

3.5 kA

Rated short-time withstand current (t = 1 s)

3.5 kA

Short-circuit protective device fuses - max

250 A gL

Voltage rating

690 V - 690 V

Climatic proofing

Damp heat, constant, to IEC 60068-2-78; Damp heat, cyclic, to IEC 60068-2-30

Degree of protection

IP20 (basic protection type, in the area of the HMI devices); Other

Degree of protection (IP), front side

IP40 (with insulating surround); IP20; IP66 (with door coupling rotary handle)

Degree of protection (terminations)

IP00 (terminations, phase insulator and band terminal); IP10 (tunnel terminal)

Handle color

Black

Lifespan, mechanical

20000 operations

Mounting Method

Built-in device fixed built-in technique; Fixed; Distribution board installation; Intermediate mounting; Ground mounting

Number of auxiliary contacts (change-over contacts)

0

Number of auxiliary contacts (normally closed contacts)

0

Number of auxiliary contacts (normally open contacts)

0

Number of switches

1

Protection against direct contact

Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110

Shock resistance

20 g (half-sinusoidal shock 20 ms)

Switch positions

I, +, 0

Optional terminals

Box terminal. Connection on rear. Tunnel terminal

Standard terminals

Screw terminal

Terminal capacity (aluminum solid conductor/cable)

10 mm² - 16 mm² (2x) direct at switch rear-side connection; 10 mm² - 16 mm² (1x) direct at switch rear-side connection; 16 mm² (1x) at tunnel terminal

Terminal capacity (aluminum stranded conductor/cable)

25 mm² - 185 mm² (1x) at 1-hole tunnel terminal

Terminal capacity (copper busbar)

M8 at rear-side screw connection; Max. 24 mm x 8 mm direct at switch rear-side connection; Min. 16 mm x 5 mm direct at switch rear-side connection

Terminal capacity (copper solid conductor/cable)

10 mm² - 16 mm² (1x) at box terminal; 16 mm² (1x) at tunnel terminal; 10 mm² - 16 mm² (1x) direct at switch rear-side connection; 6 mm² - 16 mm² (2x) at box terminal; 6 mm² - 16 mm² (2x) direct at switch rear-side connection

Terminal capacity (copper stranded conductor/cable)

25 mm² - 185 mm² (1x) at box terminal; 25 mm² - 185 mm² (1x) at 1-hole tunnel terminal; 25 mm² - 70 mm² (2x) direct at switch rear-side connection; 25 mm² - 70 mm² (2x) at box terminal; 25 mm² - 185 mm² (1x) direct at switch rear-side connection

Terminal capacity (copper strip)

Max. 10 segments of 24 mm x 0.8 mm at rear-side connection (punched); Min. 2 segements of 16 mm x 0.8 mm at rear-side connection (punched); Min. 2 segments of 9 mm x 0.8 mm at box terminal; Max. 10 segments of 16 mm x 0.8 mm at box terminal; Max. 8 segments of 15.5 mm x 0.8 mm (2x) at box terminal

HS Code

8536.90

• EAN 4015082660161
• SAP 1000012112
• Code 8111064