UL
iQ
for Surge Protective Devices
Surge Protective Devices
E326289
Guide Information
Citel America Inc
10108 USA Today Way, Miramar FL 33025
Model(s): M50-277Y-A(f), M50-277Y-B(f)
Permanently Connected
SPD
Type
Volts
(V)
AC/DC
DC PV
Phase
Amps
(A)
Ambient
Min(°C)
Ambient
Max(°C)
Mode
VPR
(Vpk)
MCOV
(V)
In
(kA)
SCCR
(kA)
1
480/277
AC
3Y
n/a
-35
80
L-L
2500
560
20
150
L-N
1200
320
L-G
1500
320
N-G
1200
280
Evaluated to: UL 1449 5th Ed. Rev: 2022-12-15
(f) -
May be followed by -RA
SPDs investigated for Type 1 applications are automatically suitable for Type 2 applications and may be marked for SPD Type 1 and/or Type 2 applications. SPDs only marked "SPD Type 2" are not suitable for Type 1 applications.
Where a minimum ambient temperature is not specified, assume 0°C unless the product is marked otherwise or with an Outdoor use Environmental Rating. See Electrical Equipment for Use in Ordinary Locations (AALZ) for details regarding Environmental Ratings.
Report Date:
2015-07-23
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Last Revised:
2023-09-28