Emerson 420 Surge Protective Device (formerly PowerSure CM Handbook

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General Specifications
Maximum Continuous Operating Voltage 120VAC 150%, all others 115%
Short Circuit Current Rating (SCCR) 200kAIC
Maximum Surge Current Rating 50kA per Mode/50kA per Phase
Operating Frequenc y Range 47-63Hz
Location Type Type 1 / Type 2
Nominal Discharge Current (In) 20kA
Status Indication Green/Red LED, Relay Alarm Contacts
Certifications ANSI/UL 1449 Third Edition Type 1 or Type 2; cUL
(ROHS Compliant)
Standard Enclosure NEMA Type 4X
Weights 1.2 lbs (.54 kg)
Warranty 5 Year Replacement
ANSI/UL 1449 Third Edition, Type 1 VPR’s
Source
Configuration
L-N L-G L-L N-G
SA, YA 700V 1200V 1200V 700V
YC 1200V 2500V 2500V 1200V
YD 1500V 3000V 2500V 1500V
DB N/A N/A 1200V N/A
DF N/A N/A 2500V N/A
DG N/A N/A 2500V N/A
400 Series
420 Surge Protective Device
Submittal Specification
100 Emerson Parkway
Binghamton, NY 13905
P (607) 721 8840
P (800) 288 6169
F (607) 722 8713
E [email protected]
SS-70104 Rev 1 8-14
Model Number
Surge
Rating
Source Configuration
(Consult Factory fo r additional source configurations)
Modes Of
Protection
UL Location Type
420SA05BWRJ1S
50kA Mode
50kA Phase
“SA” - 120/240VAC, 120/208VAC, Single Split Phase, 3W+G L-N, N-G Type 1
420YA05BWRJ1S
“YA” - 120/208VAC, 127/220VAC, Three Phase WYE, 4W+G L-N, N-G Type 1
420YC05BWRJ1S
“YC” - 277/480VAC, 254/440VAC, Three Phase WYE, 4W+G L-N, N-G Type 1
420YD05BWRJ2S
“YD” - 346/600VAC, Three Phase WYE, 4W+G L-N, N-G Type 2
420DB05EWRJ1S
“DB” - 240VAC, Three Phase DELTA, 3W+G L-L Type 1
420DF05EWRJ1S
“DF” - 480VAC, Three Phase DELTA, 3W+G L-L Type 1
420DG05EWRJ2S
“DG” - 600VAC, Three Phase DELTA, 3W+G L-L Type 2
Dimensions:
To
p
View
Side View
For applications requirin
g
CUL approval, chan
g
e the SPD model number from a UL Type 1 (
4
2
0
xxxxxxx
x
1
x) to a UL Type 2 (
4
2
0
xxxxxxx
x
2
x