DIN RAIL DC
DS72R-48DC
DS72R-48DC
Part Number: 492101
  • Multi-MOV Technology
  • UL1449 Type 1 LISTED
  • 75kA Surge Current Rating per module
  • Visual fault indicator and remote contacts
  • 10-Year warranty


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Maximum Discharge Current kA (+)-(-) 70 kA
Maximum Discharge Current kA (+)-G 70 kA
Maximum Discharge Current kA (-)-G 70 kA
POWER SPD TYPE UL1449 TYPE 4CA
VOLTS (V) 48
AC/DC/DC PV/RF DC
PHASE (PH) -
AMPS (A) n/a
AMBIENT MIN (C) -30
AMBIENT MAX (C) +85
MODES DC+-DC-,DC+-G,DC--G
MLV DC (V) 710/540/560
MCOV (V) 65/65/65
IN (kA) 10
SCCR (kA) n/a
TECHNOLOGY Multi-MOV
NETWORK CONFIGURATION 2W+G
CONNECTION METHOD Screw Terminal (8-12AWG)
MOUNTING DIN RAIL
MATERIAL Thermoplastic UL94-V0
NEMA RATING (IP RATING) NEMA 2 (IP20)
FAIL-SAFE BEHAVIOR Disconnection via fuse-link
REAL-TIME DIAGNOSTICS Visual indicator
DIMENSIONS See diagram
WEIGHT 0.30 lbs
SPARE PART DSM70-48DC
UL STANDARD UL1449 4th Edition
UL CATEGORY VZCA2, VZCA8
UL FILE NUMBER E326289
STANDARDS IEC 61643-11, NOM-003-SCFI-2014, NOM-001-SCFI-1993
ENVIRONMENTAL STANDARDS ROHS
Wiring type Screw
Solid wire cross section mm² 2.5 mm²
Solid Wire cross section mm² 35 mm²
Stranded Wire cross section mm² 2.5 mm²
Stranded wire cross section mm² 25 mm²
Wire gauge AWG 13 AWG
Wire gauge AWG 4 AWG
Torque Nm 2.0 - 2.5
Torque in-lbs 17.8 - 22.1
Strip Length mm 13 mm
Strip Length in 0.5 in
Operating Temperature °C -40 °C
Operating Temperature °C 85 °C
Operating Temperature °F -40 °F
Operating Temperature °F 85 °F
Operating Relative Humidity %RH 95
Operating Altitude m 2000 m
Operating Altitude Ft 6500 Ft
Housing/Enclosure material Thermoplastic
Flammability rating V0
Mounting Din Rail
IP Environmental rating IP20
NEMA Environmental rating NEMA 1
Installation Location Indoor
Spare part Module
Product Dimension mm 99 mm
Product Dimension mm 61 mm
Product Dimension mm 36 mm
Product Dimension In 3.89 In
Product Dimension In 2.39 In
Product Dimension In 1.42 In
Individual Pack Yes
Storage Temperature °C -40 °C
Storage Temperature °C 85 °C
Storage Temperature °F -40 °F
Storage Temperature °F 85 °F
Storage Relative Humidity %RH 95 %RH
Waranty 10 Years