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

DS74US-277Y/G
Part Number 32143455
DS74US-277Y/G
Availability:
$390.00 (excl. tax)
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  • Hybrid Technology (Multi-MOV+GSG)
  • UL1449 Type 1 LISTED
  • 75kA Surge Current Rating per module
  • Visual fault indicator and remote contacts
  • 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)

2500/1500/1500/1200
MCOV
 (V)

840/420/420/320
IN
15 impulses 8/20µs
 (kA)

20
SCCR
 (kA)

200
IMAX
8/20µs
 (kA)

75
RELATIVE HUMIDITY
 (%)

95%
TECHNOLOGY

Multi-MOV+GSG
NETWORK CONFIGURATION

3PH, 4W+G, Wye
CONNECTION METHOD

SPD-Screw Terminal (8-12AWG), Terminal blocks 6AWG
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
UL STANDARD

UL1449 5th Edition
UL CATEGORY

VZCA, VZCA7
UL FILE NUMBER

E326289
STANDARDS

IEC61643-11/EN61643-11, NOM-003-SCFI-2014, NOM-001-SCFI-1993
ENVIRONMENTAL STANDARDS

ROHS