Product Model
QUINT-PS/3AC/24DC/20/CO

Selling Points
- 1Designed to operate in hazardous industrial locations with a wide temperature range of -40°C to 70°C.
- 2Features SFB (Selective Fuse Breaking) Technology, protective coating, and high isolation voltage (4 kV AC).
- 3Supports 3-phase AC input (320 to 575 V AC) and 2-phase AC or DC input (360 to 575 V AC and 450 to 800 V DC).
- 4Ideal for DIN rail mounting with a slim-line design that saves space in control boxes.
- 5Meets various safety standards including Railway Approvals, Shipbuilding Approvals, and cULus Recognized certifications.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Nominal input voltage range | 3x 400 V AC ... 500 V AC | Input voltage range | 3x 320 V AC ... 575 V AC
2x 360 V AC ... 575 V AC
450 V DC ... 800 V DC |
Voltage type of supply voltage | AC/DC | Inrush current | < 20 A (typical) |
Inrush current integral (I | < 3.2 A | AC frequency range | 45 Hz ... 65 Hz |
Frequency range DC | 0 Hz | Mains buffering time | typ. 28 ms (400 V AC)
typ. 43 ms (500 V AC) |
Current consumption | 3x 1.6 A (400 V AC)
3x 1.3 A (500 V AC)
0.9 A (600 V DC) | Nominal power consumption | 783 VA |
Protective circuit | Transient surge protection; Varistor, gas-filled surge arrester | Typical response time | < 0.16 s |
Permissible backup fuse | B6 B10 B16 | Permissible DC backup fuse | DC: Connect a suitable fuse upstream |
Recommended breaker for input protection | 6 A ... 16 A (AC: Characteristics B, C, D, K) | Discharge current to PE | < 3.5 mA |
Efficiency | > 93 % (at 400 V AC and nominal values) | Nominal output voltage | 24 V DC ±1 % |
Setting range of the output voltage (U | 18 V DC ... 29.5 V DC (> 24 V DC, constant capacity restricted) | Nominal output current (I | 20 A (-25 °C ... 60 °C, U |
POWER BOOST (I | 26 A (-25 °C ... 40 °C permanent, U | Selective Fuse Breaking (I | 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 | max. 32 V DC | Protection against overvoltage at the output (OVP) | < 32 V DC |
Control deviation | < 1 % (change in load, static 10 % ... 90 %)
< 3 % (change in load, dynamic 10 % ... 90 %)
< 0.1 % (change in input voltage ±10 %) | Residual ripple | < 40 mV |
Output power | 480 W | Peak switching voltages nominal load | < 40 mV |
Maximum no-load power dissipation | 11 W | Power loss nominal load max. | 40 W |
Rise time | < 0.05 s (U | Connection in parallel | yes, for redundancy and increased capacity |
Connection in series | yes | Output description | U |
Switching voltage range | 18 V ... 24 V | Output voltage | + 24 V DC |
Maximum inrush current | ≤ 20 mA (short-circuit-proof) | Continuous load current | ≤ 20 mA |
Output description | Relay contact, U | Maximum switching voltage | 30 V AC/DC
24 V DC |
Maximum inrush current | 0.5 A
1 A | Continuous load current | ≤ 1 A |
Output description | I | Switching voltage range | 18 V ... 24 V |
Output voltage | + 24 V DC | Maximum inrush current | ≤ 20 mA (short-circuit-proof) |
Continuous load current | ≤ 20 mA | Connection method | Screw connection |
Conductor cross section, rigid min. | 0.2 mm² | Conductor cross section, rigid max. | 6 mm² |
Conductor cross section flexible min. | 0.2 mm² | Conductor cross section flexible max. | 4 mm² |
Conductor cross section AWG min. | 18 | Conductor cross section AWG max. | 10 |
Stripping length | 7 mm | Screw thread | M4 |
Tightening torque, min | 0.5 Nm | Tightening torque max | 0.6 Nm |
Connection method | Screw connection | Conductor cross section, rigid min. | 0.2 mm² |
Conductor cross section, rigid max. | 6 mm² | Conductor cross section flexible min. | 0.2 mm² |
Conductor cross section flexible max. | 4 mm² | Conductor cross section AWG min. | 12 |
Conductor cross section AWG max. | 10 | Stripping length | 7 mm |
Screw thread | M4 | Tightening torque, min | 0.5 Nm |
Tightening torque max | 0.6 Nm | Conductor cross section, rigid min. | 0.2 mm² |
Conductor cross section, rigid max. | 6 mm² | Conductor cross section flexible min. | 0.2 mm² |
Conductor cross section flexible max. | 4 mm² | Conductor cross section AWG min. | 18 |
Conductor cross section AWG max. | 10 | Screw thread | M4 |
Tightening torque, min | 0.5 Nm | Tightening torque max | 0.6 Nm |
Types of signaling | LED
Active switching output
Relay contact | Status display | U |
Note on status display | U | Color | green |
Note on status display | LED flashing | Status display | U |
Note on status display | U | Color | green |
Note on status display | LED flashing | Status display | I |
Color | yellow | Number of phases | 3.00 |
Insulation voltage input/output | 4 kV AC (type test)
2 kV AC (routine test) | Insulation voltage output / PE | 500 V DC (routine test) |
Insulation voltage input / PE | 3.5 kV AC (type test)
2 kV AC (routine test) | Product type | Power supply |
Product family | QUINT POWER | MTBF (IEC 61709, SN 29500) | > 900000 h (25 °C)
> 534000 h (40 °C) |
Article revision | 05 | Protection class | I |
Degree of pollution | 2 | Width | 69 mm |
Height | 130 mm | Depth | 125 mm |
Installation distance right/left | 5 mm / 5 mm | Installation distance top/bottom | 50 mm / 50 mm |
Width | 125 mm | Height | 130 mm |
Depth | 72 mm | Assembly note | alignable: P |
Mounting position | horizontal DIN rail NS 35, EN 60715 | With protective coating | yes |
Housing material | Metal | Housing material | Steel sheet, zinc-plated |
Type of housing | Steel sheet, zinc-plated | Degree of protection | IP20 |
Ambient temperature (operation) | -40 °C ... 70 °C (> 60 °C Derating: 2,5 %/K) | Ambient temperature (storage/transport) | -40 °C ... 85 °C |
Ambient temperature (start-up type tested) | -40 °C | Maximum altitude | 5000 m |
Climatic class | 3K3 (in acc. with EN 60721) | Max. permissible relative humidity (operation) | 100 % (at 25 °C, non-condensing) |
Shock | 18 ms, 30g, in each space direction (according to IEC 60068-2-27) | Vibration (operation) | < 15 Hz, amplitude ±2.5 mm (according to IEC 60068-2-6)
15 Hz ... 150 Hz, 2.3g, 90 min. |
Rail applications | EN 50121-4
EN 50121-3-2 | Standard – Limitation of mains harmonic currents | EN 61000-3-2 |
Standard - Electrical safety | IEC 61010-2-201 (SELV) | Standard - Equipment safety | BG (design tested) |
Standard – Protection against shock currents, basic requirements for protective separation in electrical equipment | EN 50178 | Standard – Safety extra-low voltage | IEC 61010-1 (SELV)
IEC 61010-2-201 (PELV) |
Standard - Safe isolation | IEC 61010-2-201 | Standard - safety for equipment for measurement, control, and laboratory use | IEC 61010-1 |
Noxious gas test | ISA-S71.04-1985 G3 Harsh Group A | Approval - requirement of the semiconductor industry with regard to mains voltage dips | SEMI F47-0706 Compliance Certificate |
EN 62477-1 | III | Standard designation | Fire protection in rail vehicles |
Standards/specifications | EN 45545-2 (HL3) | CSA | CAN/CSA-C22.2 No. 60950-1-07
CSA-C22.2 No. 107.1-01 |
Shipbuilding approval | DNV GL (EMC B), ABS, LR, RINA, NK, BV | UL approvals | UL/C-UL listed UL 508
UL/C-UL Recognized UL 60950-1 (3-wire + PE, star net)
UL ANSI/ISA-12.12.01 Class I, Division 2, Groups A, B, C, D T4 (Hazardous Location) |
Electromagnetic compatibility | Conformance with EMC Directive 2014/30/EU | Low Voltage Directive | Conformance with Low Voltage Directive 2014/35/EC |
EMC requirements for noise emission | EN 61000-6-3
EN 61000-6-4 | EMC requirements for noise immunity | EN 61000-6-1
EN 61000-6-2 |
Noise emission | EN 55011 (EN 55022) | Standards/regulations | EN 61000-4-2 |
Contact discharge | 8 kV (Test Level 4) | Discharge in air | 15 kV (Test Level 4) |
Comments | Criterion A | Standards/regulations | EN 61000-4-3 |
Frequency range | 80 MHz ... 1 GHz | Test field strength | 20 V/m (Test Level 3) |
Frequency range | 1 GHz ... 2 GHz | Test field strength | 10 V/m (Test Level 3) |
Frequency range | 2 GHz ... 3 GHz | Test field strength | 10 V/m (Test Level 3) |
Comments | Criterion A | Standards/regulations | EN 61000-4-4 |
Input | 4 kV (Test Level 4 - asymmetrical) | Output | 2 kV (Test Level 3 - asymmetrical) |
Signal | 2 kV (Test Level 4 - asymmetrical) | Comments | Criterion B |
Standards/regulations | EN 61000-4-5 | Input | 1 kV (Test Level 2 - symmetrical)
2 kV (Test Level 3 - asymmetrical) |
Output | 0.5 kV (Test Level 1 - symmetrical)
0.5 kV (Test Level 1 - asymmetrical) | Signal | 1 kV (Test Level 2 - asymmetrical) |
Comments | Criterion B | Standards/regulations | EN 61000-4-6 |
I/O/S | asymmetrical | Frequency range | 0.15 MHz ... 80 MHz |
Comments | Criterion A | Voltage | 10 V (Test Level 3) |
Standards/regulations | EN 61000-6-3 | Radio interference voltage in acc. with EN 55011 | EN 55011 (EN 55022) Class B, area of application: Industry and residential |
Emitted radio interference in acc. with EN 55011 | EN 55011 (EN 55022) Class B, area of application: Industry and residential | Criterion A | Normal operating behavior within the specified limits. |
Criterion B | Temporary impairment to operational behavior that is corrected by the device itself. |
Specifications may be subject to change without notice