Article No.

6EP1 961-3BA01

Input/Output

Stabilized, isolated
DC voltage

Rated voltage U_in rated

24 V DC

Voltage range

24 ... 28.8 V

Control input

-

Rated output voltage U_out rated

U _in – approx. 1 V

Rated current I_out rated

40 A

Mains buffering

Backup time:

• With 40 A load current: 200 ms
• With 20 A load current: 400 ms
• With 10 A load current: 800 ms
• With 5 A load current: 1.6 s

Reduces the backup time by 100 ms in combination with 6EP1 437-3BA10.

Buffering time, max.

10 s

Protection and monitoring

Current limiting, static

Typ. 40 A

Short-circuit protection

Electronically

Signaling/alarm signals

Status display

Green LED for "Supply voltage > 20.5 V"

Signaling

-

Safety

Galvanic isolation

Yes, SELV acc. to EN 60950-1

Safety class

Class I

Safety test

Yes

CE marking

Yes

UL/cUL (CSA) approval

UL-listed (UL 508) File E197259, CSA (CSA C22.2 No. 14, CSA C22.2 No. 107.1)

Explosion protection

-

Degree of protection (EN 60529)

IP20

EMC

Emitted interference

EN 55022 Class B

Noise immunity

EN 61000-6-2

Operating data

Ambient temperature range

0 ... +60 °C with natural convection

Transport and storage temperature range

-40 ... +85°C

Humidity class

Climate class 3K3 according to EN 60721, no condensation

Mechanics

Connections

One screw-type terminal each for + and - for 0.5 ... 10 mm²
solid/finely stranded

Dimensions (W x H x D) in mm

70 x 125 x 125

Weight, approx.

1.2 kg

Mounting

Can be snapped onto standard mounting rail EN 60715 35x7.5/15