DDR-240 Series

240W DIN Rail Type DC-DC Converter

Compliance to EN50155 and EN45545-2 railway standard

Width only 40mm

2:1 wide input range

-40~+70 wide working temperature °C

150% peak load capability

Current sharing up to 960W(3+1)

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)

DC OK relay contact

Remote ON-OFF control

3-year warranty

MODEL		DDR-240B-24	DDR-240B-48	DDR-240C-24
OUTPUT	DC VOLTAGE	24V	48V	24V
	RATED CURRENT	10A	5A	10A
	CURRENT RANGE	0 ~ 10A	0 ~ 5A	0 ~ 10A
	RATED POWER	240W	240W	240W
	PEAK CURRENT	15A	7.5A	15A
	PEAK POWER	360W (3sec.)	360W (3sec.)	360W (3sec.)
	RIPPLE & NOISE (max.)	80mVp-p	100mVp-p	80mVp-p
	VOLTAGE ADJ. RANGE	24 ~ 48V	48 ~ 56V	24 ~ 28V
	VOLTAGE TOLERANCE	±1.0%	±1.0%	±1.0%
	LINE REGULATION	±0.5%	±0.5%	±0.5%
	LOAD REGULATION	±1.0%	±1.0%	±1.0%
	SETUP, RISE TIME	500ms, 60ms
	HOLD UP TIME (Typ.)	6ms@24Vdc		8ms@48Vdc
INPUT	VOLTAGE RANGE - Continuous	16 ~ 33.6Vdc		33 ~ 67.2Vdc
	EFFICIENCY (Typ.)	90%	90%	91%
	DC CURRENT (Typ.)	11.2A @24Vdc		5.6A @48Vdc
	INRUSH CURRENT (Typ.)	30A
Specs		Download PDF

MODEL		DDR-240C-48	DDR-240D-24	DDR-240D-48
OUTPUT	DC VOLTAGE	48V	24V	48V
	RATED CURRENT	5A	10A	5A
	CURRENT RANGE	0 ~ 5A	0 ~ 10A	0 ~ 5A
	RATED POWER	240W	240W	240W
	PEAK CURRENT	15A	7.5A	3.75A
	PEAK POWER	360W (3sec.)	360W (3sec.)	360W (3sec.)
	RIPPLE & NOISE (max.)	100mVp-p	80mVp-p	100mVp-p
	VOLTAGE ADJ. RANGE	48 ~ 56V	24 ~ 28V	48 ~ 56V
	VOLTAGE TOLERANCE	±1.0%	±1.0%	±1.0%
	LINE REGULATION	±0.5%	±0.5%	±0.5%
	LOAD REGULATION	±1.0%	±1.0%	±1.0%
	SETUP, RISE TIME	500ms, 60ms
	HOLD UP TIME (Typ.)	8ms@48Vdc	11ms@110Vdc
INPUT	VOLTAGE RANGE	33.6 ~ 67.2Vdc	67.2 ~ 154Vdc
	EFFICIENCY (Typ.)	92%	92%	92.5%
	DC CURRENT (Typ.)	5.6A @ 48Vdc	2.5A @ 110Vdc
	INRUSH CURRENT (Typ.)	30A
Specs		Download PDF