UL TYPE 1 SPD - Imax 75kA - In 20/30kA - Modular Assembly

DS73US-277Y/NN
Part Number 32145355
DS73US-277Y/NN
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  • Multi-MOV Technology
  • UL1449 Type 1 LISTED
  • 75kA Surge Current Rating per module
  • Visual fault indicator and remote contacts
  • Replaceable Modules
  • 10-Year warranty
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POWER SPD TYPE
 UL1449 TYPE 1 LISTED
VOLTS
 (V) 480/277
AC/DC/DC PV/RF
 AC
PHASE
 (PH) 3Y
AMPS
 (A) N/A
AMBIENT MIN
 (C) -40
AMBIENT MAX
 (C) +85
MODES
 L-L, L-G
VPR
 (V) 2500/-/1500/-
MCOV
 (V) 840/-/420/-
IN
15 impulses 8/20µs
 (kA) 20
SCCR
 (kA) 200
IMAX
8/20µs
 (kA) 75
RELATIVE HUMIDITY
 (%) 95%
TECHNOLOGY
 Multi-MOV
NETWORK CONFIGURATION
 3PH, 3W+G, No Neutral
CONNECTION METHOD
 Screw Terminal, 13-2AWG Solid Wire, 13-4AWG Stranded Wire
MOUNTING
 Din Rail
MATERIAL
 Thermoplastic UL94-V0
NEMA RATING (IP RATING)
 NEMA 2 (IP20)
FAIL-SAFE BEHAVIOR
 Yes, no upstream over current protection required
REAL-TIME DIAGNOSTICS
 Visual indicator and remote contacts
DIMENSIONS
 See diagram
WEIGHT
 0.97 lbs
UL STANDARD
 UL1449 5th Edition
UL CATEGORY
 VZCA, VZCA7
UL FILE NUMBER
 E326289
STANDARDS
 NOM-003-SCFI-2014, NOM-001-SCFI-1993
ENVIRONMENTAL STANDARDS
 ROHS