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

DS74US-277Y
Part Number: 32144455
DS74US-277Y
Availability:
$492.00 (excl. tax)
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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-N, L-G, N-G
VPR
 (V) 2500/1500/2500/1000
MCOV
 (V) 920/460/880/420
IN
15 impulses 8/20µs
 (kA) 20
SCCR
 (kA) 200
IMAX
8/20µs
 (kA) 75
RELATIVE HUMIDITY
 (%) 95%
TECHNOLOGY
 Multi-MOV
NETWORK CONFIGURATION
 3PH, 4W+G, Wye
CONNECTION METHOD
 Screw Terminal (4-14AWG)
MOUNTING
 Wall mount
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
 1.32 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