DRS3-24

DIN rail power supply unit DRS3-24

Single-phase input: 85 VAC to 264 VAC
Output: 24 VDC
Output power of 72 watts (3 A)
Operating temperature: -25 °C to +71 °C
Overload and overvoltage protection

DatasheetTechnical supportRequest/On-site presentation
  • Single-phase input: 85 VAC to 264 VAC
  • Output: 24 VDC to 51 °C
  • Output power of 72 watts (3 A)
  • Temperature range from -25 °C to +71 °C
  • Robust plastic housing with DIN rail mounting
Netzgerät Hutschienen-Netzgerät DRS3-24

The DRS3-24 power supply unit is a high-quality switching power supply unit for DIN rail mounting with an excellent price/performance ratio. It impresses with its compact and intelligent design as well as its robust plastic housing. The output voltage is easy and simple to adjust (22.5 VDC to 28.5 VDC) and is highly stable even with temperature fluctuations and load changes.
In addition to short-circuit protection, overload and overvoltage protection at the output ensure a high level of device/mains safety.

Input voltage range:

100 VAC to 240 VAC

Nominal input voltage:

85 VAC to 264 VAC or 120 to 375 VDC

Inrush current:

(115 /230 VAC): 30/60 A

Input current

(115 /230 VAC): 1450 mA / 750 mA

Internal fuse:

T3.15 A / 250 VAC

Output voltage:

Factory setting +/-1 %: 24 VDC

Output voltage adjustment range:

22.5 VDC to 28.5 VDC

Switch-on delay:

after applying the supply: 2 seconds (max.)

Connection:

Input/output insulation voltage:
3,000 VAC
Insulation voltage input/PE:
1,500 VAC
Insulation voltage output/PE:
500 VAC

Continuous current:

at 24 VDC < 25 °C (In): 3 A (permanent)
at 28.5 VDC < 25 °C (In): 2.7 A

Hold-up time:

at 115/230 VAC and 25 °C : typically 15/50 milliseconds

Ripple:

≤ 100 mVpp

efficiency:

89 % (230 VAC)

Maximum power loss:

10.5 watts at 25 °C (230 VAC)

Overload protection:

min. 140 %

Short-circuit protection:

HICCUP mode

Approvals and standards

UL 508 Listed / UL 60950-1 Recognized
TÜV EN 60950-1
EN 61000-6-3, EN 55022 Class B
EN 61000-3-2, EN 61000-3-3
EN 61000-6-2, EN 55024
EN 61000-4-2 Level 4, EN 61000-4-3 Level 3
EN 61000-4-4 Level 4, EN 61000-4-5 L-N Level 3
EN 61000-4-6 Level 3, EN 61000-4-8 Level 4
EN 61000-4-11
ENV 50204 Level 2, EN 61204-3

Overvoltage protection:

Auto recovery with 28.8 to 32.4 VDC

Reliability:

MTBF 580,000 hours

Protection class:

IP20

Housing:

Sturdy plastic housing. 
Mounting on the DIN rail.

Dimensions (WxHxD):

40.5 mm x 90 mm x 100 mm

Connection:

Screw terminals: AWG26-12 with 0.2 to 2.5 mm² cross-section
Spring terminals: AWG24-14 with 0.2 to 2 mm² cross-section

Relative humidity:

max. 95 % rH at 25 °C, non-condensing.

Ambient temperature:

Operation: -25 °C to +71 °C
( > 51 °C leads to a reduction of the operating values by 2.5 % / °C )
Storage: -40 °C to +85 °C.

Weight:

approx. 250 g

Scope of delivery:

Device, operating instructions.

Manufacturer:

Chinfa Electronics Ind. Co, Ltd.

WP Netzteile-Broschüre
Power supply units

for building and industrial automation

Article no.Article descriptionAvailablePrice/ItemNumber
DRS3-24

Power supply unit for top-hat rail, 85 to 264 VAC, 24 VDC 3 A, spring terminal

on request
DRS3-24A

Power supply unit for top-hat rail, 85 to 264 VAC, 24 VDC 3 A, screw terminal

on request
= available from stock
= Delivery time approx. 1 week
= Please inquire about delivery time

Subject to prior sale

Prices exclude 19% VAT and shipping costs.

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