Degree of protection

IP00 acc. to EN 60529

Protection class

I according to EN 50178

Overvoltage category

III, corresponding to EN 60664

Dimensioning creepages and clearances

Pollution degree 2 acc. to EN 50178

Rated insulation voltage
(for installation altitudes up to 2000 m above sea level) ¹⁾

725 V AC for rated supply voltages of 400 ... 725 V
1200 V AC for rated supply voltages of 850 ... 1150 V

Installation altitude

≤ 2000 m above sea level

Permissible ambient temperature

• In operation

+5 ... +55 °C

• In storage

-40 ... +70 °C

Climate class

3K3 acc. to EN 60721-3-3

Fuse monitoring (microswitch at the fused disconnector, 1 changeover contact)

Flat connector 6.3 mm Г— 0.8 mm

• Disconnector closed, all fuse links OK

1/2 closed, 1/4 opened

• Disconnector closed, one or several fuse links defective

1/4 closed, 1/2 opened

• Disconnector open

1/4 closed, 1/2 opened

• Maximum switching capacity

50 Hz 250 V AC, 3 A
30 V DC, 3 A

Max. permissible rated supply voltage V_N

V

460

550

Nominal response voltage of BOD element V_AN

V

1000

1200

1400

1600

Min. limit voltage of BOD element at 5 °C V_{RRM_05}

V

864

1056

1248

1440

Max. limit voltage of BOD element at 55 °C V_{RRM_55}

V

1166

1378

1590

1802

Max. permissible peak current, I_max

A

200

1000

2000

Rated insulation voltage (the insulation voltage is determined by the highest rated supply voltage of the relevant construction type) V_ISO

V

550

Varistor voltage (breakdown voltage) at T_A = 25 °C, 1 mA
(data sheet value Г— 2 for 2 series-connected varistors) V_V

V

720

860

Max. energy (for 2 ms) at T_A = 85 °C
(data sheet value Г— 2 for 2 series-connected varistors) W₀

Ws

600

720

Energy that can be absorbed 100 times
(determined from the derating data) W₂

Ws

350

419

Energy that can be absorbed 10000 times
(determined from the derating data) W₄

Ws

42

50

Version

A

Dimensions

• Width

mm

265

• Height

mm

385

• Depth

mm

237

Weight, approx.

kg

7

Max. permissible rated supply voltage V_N

V

770

920

1100

Nominal response voltage of BOD element V_AN

V

1900

2400

2600

2800

3000

Min. limit voltage of BOD element at 5 °C V_{RRM_05}

V

1728

2208

2400

2592

2784

Max. limit voltage of BOD element at 55 °C V_{RRM_55}

V

2120

2650

2862

3074

3286

Max. permissible peak current, I_max

A

300

800

1000

400

1000

Rated insulation voltage (the insulation voltage is determined by the highest rated supply voltage of the relevant construction type) V_ISO

V

770

1100

Varistor voltage (breakdown voltage) at T_A = 25 °C, 1 mA
(data sheet value Г— 2 for 2 series-connected varistors) V_V

V

1240

1500

1820

Max. energy (for 2 ms) at T_A = 85 °C
(data sheet value Г— 2 for 2 series-connected varistors) W₀

Ws

2400

3300

3000

Energy that can be absorbed 100 times
(determined from the derating data) W₂

Ws

986

1196

1027

Energy that can be absorbed 10000 times
(determined from the derating data) W₄

Ws

145

176

214

Version

B

C

Dimensions

• Width

mm

580

• Height

mm

305

• Depth

mm

205

245

Weight, approx.

kg

11

12