UL TYPE 4CA - Imax 40kA - In 20kA - Modular

DS44S-120/G
DS44S-120/G
Part Number: 461632
  • MOV Technology
  • UL1449 Type 4CA
  • 40kA Surge Current Rating
  • Visual fault indicator and remote contacts
  • 10-Year warranty



SPD type 2
Max. discharge current Imax 40 kA
Total Maximum discharge current Imax Total 40 kA
Protection mode(s) Common/Differential mode
POWER SPD TYPE UL1449 TYPE 4CA
VOLTS (V) 240/120
AC/DC/DC PV/RF AC
PHASE (PH) 3Y
AMPS (A) n/a
AMBIENT MIN (C) -35
AMBIENT MAX (C) +60
MODES L-L, L-N, L-G, N-G
MLV (V) 1700/1040/1690/1090
MCOV (V) 300/150/150/255
IN (kA) 20
SCCR (kA) n/a
IMAX (kA) 40
Iimp (kA) 4
Technology MOV+GDT
Connection to Network By screw terminals: 2.5-25 mm² / by bus
Mounting Symmetrical rail 35 mm (DIN 60715)
Housing material Thermoplastic UL94 V-0
Operating temperature Tu -40/+85°C
Protection rating IP20
Dimensions See diagram
Weight 0.316 kg
TECHNOLOGY MOV+GSG
NETWORK CONFIGURATION 3PH, 4W+G, Wye
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 and remote contacts
DIMENSIONS See diagram (mm)
WEIGHT 1.20 lbs
SPARE PART DSM40-120, DSM40G-600
Standards compliance IEC 61643-11 / EN 61643-11 / UL1449 4ed.
Certification UL / EAC / TUV
UL STANDARD UL1449 4th Edition
UL CATEGORY VZCA2, VZCA8
UL FILE NUMBER E326289
STANDARDS NOM-003-SCFI-2014, NOM-001-SCFI-1993
ENVIRONMENTAL STANDARDS ROHS