Page 16 - TDK Lambda - Products Selection Guide

DRFseries

Unit / PCB Type
120W〜960W Din Rail Power Supplies for Hazardous Environment

Features
High efficiency up to 95%
150% Peak power for 4 seconds
Parallel operation up to 5 units
Remote ON/OFF and remote voltage adjustment

Option (/HL): with PCB coating, ATEX and IEC EX
CVCC
approval (not available for DRF960)

DRF
Specification
Model DRF120-24-1 DRF240-24-1 DRF480-24-1 DRF960-24-1
Rated Output Voltage 24V
Input Voltage Range 85 to 264VAC (47 to 63Hz), withstand 300VAC surge for 5 sec. 180 to 264VAC (47 to 63Hz)
Max. Output Power 120W 240W 480W 960W
Peak Output Power 180W 360W 720W 1440W
Efficiency Up to 91% Up to 94% Up to 94% Up to 95%
Size (W×H×D mm) 36.5×123.4×115.4 49×123.4×115.4 82×123.4×115.4 110×123.4×139
Weight (g) 600 900 1300 1735
Power Module

DRMseries

DIN-Rail Type MOSFET Redundancy Module

Features
150% peak load
Onboard Type
Reverse polarity protection (40V max.)
Dual input (2×20A) with Single output (1×40A)
DC_OK relay, DC_OK LED, Current balancing LED
Approved safety IEC/EN/UL623681, UL508

DRM
Specification
Model DRM40
EMC Filter
Input Voltage Range 10 to 30VDC
Max. Input Current 2×20A
Peak Input Current 2×30A
Max. Output Current 40A
Peak Output Current 60A for 4s maximum, 35% duty cycle
Size (W×H×D mm) 35×124×125
Weight (g) 330
Options
DRM40B Basic type (without monitoring signal)

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