DDR-120B-24
DC-DC DIN Rail Converter 120W, input voltage range 16.8-33.6VDC, output 24VDC 5A, ultra slim width 32 mm
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DDR-120 series is a 120W DIN Rail type DC-DC converter with main features including DIN rail-type easy installation, ultra slim width (32mm), 2: 1 ultra wide input voltage, fanless design -40~+70℃ wide operating temperature, 4KVdc I/O isolation, 150% peak load, adjustable output voltage and full protective functions.
This series of models has various input options: 9~18V /16.8~33.6V / 33.6~67.2V / 67.2~154V and various output options: 12V / 24V / 48V and can be used for industrial & railway control, security control, communication system and other fields. Suitable applications are DC buck/boost regulator, increasing system insulation level and voltage drop compensation along cable...etc.
Feature
- Compliance to EN50155 and EN45545-2 railway standard
- Width only 32mm
- 2:1 wide input range
- -40~+70℃ wide working temperature
- 150% peak load capability
- DC output adjustable
- Cooling by free air convection
- Can be installed on DIN rail TS-35/7.5 or 15
- Protections: Short circuit / Overload / Over voltage / Input reverse polarity / Input under voltage protection
- 4KVdc I/O isolation(Reinforced isolation)
- 3 years warranty
Applications
- Bus, tram, metro or railway system
- Industrial control system
- Semi-conductor fabrication equipment
- Factory automation
- Electro-mechanical
- Wireless network
- Telecom or datacom system
Specifications
OUTPUT
DC VOLTAGE: 24V
RATED CURRENT: 5A
CURRENT RANGE: 0 ~ 5A
RATED POWER: 120W
PEAK CURRENT: 7.5A
PEAK POWER: 180W (3sec.)
RIPPLE & NOISE (max.): 50mVp-p
VOLTAGE ADJUSTMENT RANGE: 24 ~ 28V
VOLTAGE TOLERANCE: ±1.0%
LINE REGULATION: ±0.5%
LOAD REGULATION: ±1.0%
SETUP, RISE TIME: 500ms, 60ms @24Vdc
INPUT
VOLTAGE RANGE: 16.8 ~ 33.6Vdc
EFFICIENCY (Typ.): 89.5%
DC CURRENT (Typ.): 5.6A @24Vdc
INRUSH CURRENT (Typ.): 5A @24Vdc
INTERRUPTION OF VOLTAGE SUPPLY: EN50155:2007-comply with S1 level (6ms) @ full load, S2 level (10ms) @ 70% load
EN50155:2017-comply with S1 level
PROTECTION
OVERLOAD: Normally works within 150% rated output power for more than 3 seconds and then constant current protection 105~135% rated output power with auto-recovery
OVER VOLTAGE: 28.8 ~ 33.6V
Protection type: Shut down o/p voltage, re-power on to recover
REVERSE POLARITY: By internal MOSFET, no damage, recovers automatically after fault condition removed
UNDER VOLTAGE LOCKOUT: 24Vin (B - type): Power ON≥16.8V , OFF≤16.5V
ENVIRONMENT
WORKING TEMP.: -40 ~ +70°C (Refer to "Derating Curve")
WORKING HUMIDITY: 5 ~ 95% RH non-condensing
STORAGE TEMP., HUMIDITY: -40 ~ +85°C, 5 ~ 95% RH non-condensing
TEMP. COEFFICIENT: ±0.03%/°C (0 ~ 55°C) RH non-condensing
VIBRATION: Component: 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes; Mounting: Compliance to IEC61373
OPERATING ALTITUDE: 5000 meters
SAFETY & EMC
SAFETY STANDARDS: IEC 62368-1, UL 62368-1, EAC TP TC 004, AS/NZS 62368.1 approved; design refer to UL508
WITHSTAND VOLTAGE: I/P-O/P:4KVdc I/P-FG:2.5KVdc O/P-FG:2.5KVdc
ISOLATION RESISTANCE: I/P-O/P, I/P-FG, O/P-FG:>100M Ohms / 500Vdc / 25℃/ 70% RH
EMC EMISSION:
EN55032 Conducted: Class B
EN55032 Radiated: Class B
EN61000-3-3 Voltage Flicker
Harmonic Current
EMC IMMUNITY:
EN55024 , EN61000-6-2(EN50082-2)
EN61000-4-2 ESD: Level 3, 8KV air ; Level 3, 6KV contact; criteria A
EN61000-4-3 Radiated: Level 3, 10V/m ; criteria A
EN61000-4-4 EFT/Burst: Level 3, 2KV ; criteria A
EN61000-4-5 Surge: Level 3, 1KV/Line-Line ;Level 3, 2KV/Line-Line-FG ;criteria A
EN61000-4-6 Conducted: Level 3, 10V ; criteria A
EN61000-4-8 Magnetic Field: Level 4, 30A/m ; criteria A
RAILWAY STANDARD:
Compliance to EN45545-2 for fire protection ; Meet EN50155 / IEC60571 including IEC61373 for shock & vibration, EN50121-3-2 for EMC (except for 9~18Vin)
MTBF: 214.6K hrs min. MIL-HDBK-217F (25°C)
DIMENSIONS: (WxHxD) 32 x 125.2 x 102 mm