Name: Power Supply Unit - QUINT-PS/1AC/24DC/20
Brand: JIEXI Fast Marine Service(Guangzhou) Co., Ltd
SKU: QUINT-PS/1AC/24DC/20
Availability: InStock
Rating: 5 (1 reviews)

Description

Technical Data
Input Data

AC operation
Nominal input voltage range	100 V AC ... 240 V AC
Input voltage range	100 V AC ... 240 V AC -15 % ... +10 %
Derating	< 100 V AC (1 %/V)
Input voltage range AC	85 V AC ... 264 V AC
Input voltage range DC	90 V DC ... 350 V DC
Electric strength, max.	300 V AC
Voltage type of supply voltage	AC
Inrush current	< 20 A
Inrush current integral (I²t)	< 3.2 A²s
Inrush current limitation	20 A
AC frequency range	45 Hz ... 65 Hz
Frequency range DC	0 Hz
Mains buffering time	> 32 ms (120 V AC)
Mains buffering time	> 32 ms (230 V AC)
Current consumption	7 A (100 V AC)
	5.8 A (120 V AC)
	3 A (230 V AC)
	3.1 A (240 V AC)
Nominal power consumption	569 VA
Protective circuit	Transient surge protection; Varistor
Power factor (cos phi)	0.89
Typical response time	< 0.6 s
Input fuse	12 A (slow-blow, internal)
Permissible backup fuse	B10 B16 AC:
Permissible DC backup fuse	DC: Connect a suitable fuse upstream
Recommended breaker for input protection	10 A ... 16 A (Characteristics B, C, D, K)
Discharge current to PE	< 3.5 mA
DC operation
Nominal input voltage range	110 V DC ... 250 V DC
Input voltage range	110 V DC ... 250 V DC -18 % ... +40 %
Derating	< 110 V DC (1 %/V)
Current consumption	6.3 A (110 V DC)
Current consumption	2.8 A (220 V DC)

Output Data

Efficiency	typ. 92 % (120 V AC)
Efficiency	typ. 92.7 % (230 V AC)
Output characteristic	U/I
Nominal output voltage	24 V DC ±1 %
Setting range of the output voltage (U_Set)	18 V DC ... 29.5 V DC (> 24 V DC, constant capacity restricted)
Nominal output current (I_N)	20 A
POWER BOOST (I_Boost)	26 A (-25 °C ... 40 °C permanent, U_OUT = 24 V DC )
Selective Fuse Breaking (I_SFB)	120 A (12 ms)
Magnetic circuit breaker tripping	B2 / B4 / B6 / B10 / B16 / C2 / C4 / C6
Derating	60 °C ... 70 °C (2.5 %/K)
Feedback voltage resistance	≤ 35 V DC
Protection against overvoltage at the output (OVP)	≤ 35 V DC
Control deviation	< 1 % (change in load, static 10 % ... 90 %)
	< 2 % (change in load, dynamic 10 % ... 90 %)
	< 0.1 % (change in input voltage ±10 %)
Residual ripple	< 30 mV_PP (with nominal values)
Short-circuit-proof	yes
Output power	480 W
Output power	624 W
Maximum no-load power dissipation	8 W
Power loss nominal load max.	40 W
Rise time	< 0.1 s (U_OUT (10 % ... 90 %))
Connection in parallel	yes, for redundancy and increased capacity
Connection in series	yes

Reliable Static Power Boost and Preventive Protection
The JIEXI Power Supply Unit ensures dependable load startup through its built‑in power boost capability, delivering up to 26 A at 24 V DC for heavy applications; voltage adjustment spans 5 V DC to 56 V DC to support diverse requirements. Preventive function monitoring alerts users to critical operating conditions before faults occur, enhancing system uptime and safety.

Robust Input‑Output Performance for Marine Environments
This unit accepts an AC input range of 100 – 240 V AC (also supports 85 – 264 V AC) and DC input from 90 – 350 V DC, with excellent surge protection via varistor. Typical efficiency reaches 92 %, with additional options for parallel or series connection, making it ideal for high‑availability systems.

Precise, Safe, and High‑Capacity Output
The output is finely regulated: 24 V DC ±1 %, adjustable from 18 – 29.5 V DC. Capable of delivering 20 A nominal and 480 W to 624 W output, the unit incorporates selective fuse breaking protection (up to 120 A for 12 ms), minimal ripple (< 30 mVpp), and control deviations under 1 %, ensuring stable and safe performance in sensitive instrumentation setups.

Product Advantages

High System Availability with Early Fault Detection
Equipped with preventive function monitoring, this JIEXI unit warns of critical operating states before failures arise, reducing downtime and maintenance costs. Coupled with its power boost capability, it ensures continuity under heavy thermal or load stresses.

Flexible Connection and Redundancy Options
Designed for modular system architectures, the unit supports parallel and series wiring, enabling redundancy (e.g., 1+1) or increased capacity. Its robust design suits demanding marine or industrial control panels.

Comprehensive Input Tolerance and Safeguards
With wide input voltage tolerance (AC 85–264 V, DC 90–350 V), surge protection, and efficient mains buffering, this power supply withstands fluctuating supply conditions. Its signaling features and fine voltage adjustment enhance compatibility with sensitive instruments.

Use Scenarios

Marine Instrumentation Panels
Installed aboard ships for powering thermocouple circuits, the JIEXI unit maintains stable 24 V DC output amid fluctuating supply lines. Its surge and boost features ensure reliable data acquisition from critical temperature sensors during engine startup and rough sea conditions.

Industrial Control Cabinets
Ideal for automation systems, this power supply feeds flow meters or pressure gauges, delivering clean, regulated power. Preventive monitoring alerts operators to degradation long before shutdowns occur, enhancing safety and uptime.

Backup Power Configurations
In redundant setups (parallel or series), the unit ensures seamless transition during line faults. For sensitive setups like oxygen detectors or magnetic flow meters, its stability, low ripple, and signaling outputs ensure consistent power and diagnostics across networked systems.

About Us

JIEXI Fast Marine Service (Guangzhou) Co., Ltd., established in 2013, specializes in marine parts, thermometers, and water pumps, catering to both domestic and international clients with commendable product performance and stable quality. Our approach is rooted in “customer first,” offering competitive pricing and prompt delivery for the marine industry.

Backed by over 5,000 m² of modern warehousing, we ensure efficient inventory management through a systematic WMS and strict FIFO controls, safeguarding product integrity and timely distribution.

Our technical team, including leaders with 30+ years of shipyard experience, delivers professional, customized services with swift response times, enhancing equipment uptime and client satisfaction.

Contact us now to secure this reliable JIEXI Power Supply Unit for your critical marine or industrial systems.

FAQ

How does the power boost feature benefit my system?
The power boost delivers up to 26 A at 24 V DC for heavy load startup or surge conditions, helping maintain stable voltage during load changes.

Can I connect multiple units for redundancy?
Yes, the unit supports parallel and series configurations for enhanced system resilience and capacity.

What protection features are included?
Includes surge protection via varistor, selective fuse breaking up to 120 A (12 ms), low ripple output, and preventive fault monitoring.

Is the output voltage adjustable?
Yes, output voltage is adjustable from 18 V to 29.5 V DC, with precise regulation at ±1 %.

Is it suitable for sensitive instrumentation?
Absolutely. With high efficiency, low ripple, and fine control deviation, it's ideal for powering thermocouples, flow meters, and other precision instruments.

Power Supply Unit - QUINT-PS/1AC/24DC/20

Description

Download