LV
SERIES
Features
●
SPD with a fail safe function to prevent
short-circuit (separation of circuit and element is
visually confirmable)
●
Compliance with IEC 61643-1 that meets the new
JIS standards
●
Against indirect lightning surge for single phase /
three phase power supplies
●
Quick response for surge
●
Impulse current capacity 8/20μs-5,000A
●
Impulse test category: Class II (Type II)
●
Every pathway consists of same elements.
Between line and line/between lines and ground
can protect as the same level.
SURGE PROTECTIVE DEVICES
Safety Standard
UL
:UL1449
cUL
:C22.2 No.8
SEMKO :IEC61643-1:2005 2nd
:EN61643-11:2002 +A11
File No.
E322107
SE-57200
815201
Applications
●
Tapping machine, NC machine, other machine
tools
●
Lithography equipment, Washing device, IC
tester
●
Injection molding machine, Winding machine,
Surface mounter
●
Vehicle air conditioner
●
Servo amplifier
●
Electric facility, Industrial equipment
●
Model numbering system
●
Action indication
L V
Rated Voltage
Series name
D I
Q
U
1 Phase
3 Phase
4
PVC wire type
Status
Green: Normal
No Green: Abnormal
Electrical Specifications
Safety
Standard
Model
Number
LV150DI-Q4
LV275DI-Q4
LV275DI-U4
LV480DI-Q4
LV480DI-U4
LV550DI-U4
Rated Voltage
50/60Hz
Single Phase
Single Phase
Three Phase
Single Phase
Three Phase
Three Phase
AC150V
AC275V
AC480V
AC550V
DC Breakdown Voltage Protection Normal Discharge
Current
Level (V)
Voltage (V)
8/20μs (A)
450±25%
800±25%
1,400±25%
1,600±25%
110
1,200
1,500
2,000
2,500
2,500
5,000
Approx.
500 times
Max. Discharge
Current
8/20μs (A)
Surge
Current Life
8/20μs-1,000A
LV
SERIES
●
Dimensions
LV-
DI-Q4 series (Single-Phase)
LV-
SURGE PROTECTIVE DEVICES
DI-U4 series (Three-Phase)
9.5±1
φ4.2±0.5
Action indication
Action indication
5±1
36.5±1
200
+30
-0
200
+30
-0
5±1
36.5±1
9.5±1
Attachment hole
φ4.2±0.5
Attachment hole
24.5±1
4±0.5
43±1
43±1
24.5±1
Unit: mm
●
Circuit
LV
DI-Q4 series
LV
DI-U4 series
Black
1
Black
2
Green / Black
Black
1
Black Black
2
3
Separator
MOV
MOV
Separator
GDT
GDT
Green / Black
* There is no problem even if the connecting cable (Black) is connected with every parts.
111
4±0.5
SURGE PROTECTIVE DEVICES
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