Datasheet
Table Of Contents
- 1. Intended Use
- 2. Installation Requirements
- 3. AC-Input
- 4. DC-Input
- 5. Input Inrush Current
- 6. Output
- 7. Hold-up Time
- 8. Efficiency and Power Losses
- 9. Reliability
- 10. Functional Diagram
- 11. Terminals and Wiring
- 12. Front Side and User Elements
- 13. EMC
- 14. Environment
- 15. Protection Features
- 16. Safety Features
- 17. Dielectric Strength
- 18. Approvals
- 19. Fulfilled Standards
- 20. Used Substances
- 21. Physical Dimensions and Weight
- 22. Accessories
- 23. Application Notes
- 23.1. Repetitive Pulse Loading
- 23.2. Peak Current Capability
- 23.3. Back-feeding Loads
- 23.4. External Input Protection
- 23.5. Charging of Batteries
- Parallel Use to Increase Output Power
- Parallel Use for Redundancy
- 23.8. Daisy Chaining of Outputs
- Series Operation
- 23.10. Inductive and Capacitive Loads
- Operation on Two Phases
- 23.12. Use in a Tightly Sealed Enclosure
- 23.13. Mounting Orientations

QS3.241
Q-Series
24V, 3.4A, SINGLE PHASE INPUT
18. APPROVALS
EC Declaration of Conformity
The CE mark indicates conformance with the EMC directive
2004/108/EC, the low-voltage directive (LVD) 2006/95/EC and
the RoHS directive 2011/65/EC.
IEC 60950-1
2
nd
Edition
CB Scheme,
Information Technology Equipment
UL 508
IND. CONT. EQ.
Listed for use as Industrial Control Equipment;
U.S.A. (UL 508) and Canada (C22.2 No. 107-1-01);
E-File: E198865
UL 60950-1
2
nd
Edition
Recognized for use as Information Technology Equipment,
Level 5; U.S.A. (UL 60950-1) and Canada (C22.2 No. 60950-1);
E-File: E137006
ANSI / ISA 12.12.01-2007
(Class I Div 2)
Recognized for use in Hazardous Location Class I Div 2 T4
Groups A,B,C,D systems; U.S.A. (ANSI / ISA 12.12.01-2007) and
Canada (C22.2 No. 213-M1987)
The unit is suitable for use in Class I Division 2 Groups A, B, C, D locations.
Substitution of components may impair suitability for Class I Division 2 environment.
Do not disconnect equipment unless power has been switched off. Wiring must be
in accordance with Class I, Division 2 wiring methods of the National Electrical Code,
NFPA 70, and in accordance with other local or national codes.
Marine
GL (Germanischer Lloyd) classified and
ABS (American Bureau for Shipping) PDA
Environmental category: C, EMC2
Marine and offshore applications
SEMI F47
SEMI F47-0706
Ride-through compliance for semiconductor industry.
Full SEMI range compliance
(Input: AC120V or higher, output: < 80W)
GOST P
Certificate of Conformity for Russia and other GUS countries
19. FULFILLED STANDARDS
EN 61558-2-17 Safety of Power Transformers
EN/IEC 60204-1 Safety of Electrical Equipment of Machines
EN/IEC 61131-2 Programmable Controllers
EN 50178, IEC 62103 Electronic Equipment in Power Installations
Sep. 2017 / Rev. 2.2 DS-QS3.241-EN
All parameters are specified at 24V, 3.4A, 230Vac, 25°C ambient and after a 5 minutes run-in time unless otherwise noted.
www.pulspower.com Phone +49 89 9278 0 Germany
16/25










