Lps series powr-switch, Pre-engineered solution datasheet, Shunt trip disconnect switch – Littelfuse LPS Series POWr-SWitch User Manual
Page 2: Specifications, Dimensions of enclosure, Ordering information, Example catalog number from desired options

Pre-Engineered Solution Datasheet
Littelfuse.com
© 2013 Littelfuse POWR-GARD
®
Products
Rev: 4-B-050113
2 of 2
LPS SerieS POWr-SWitch
Shunt Trip Disconnect Switch
LitteLfuSe
SWitch
cataLOg
Number
cONtrOL
POWer
traNSfOrmer
Std. 100Va
With Pri &
Sec fuSe
(120 V Sec.)
fire Safety
iNterface reLay
(3 Pdt, 10 a, 120 V)
Key tO
teSt SWitch
PiLOt Light
“ON”
iSOLated
NeutraL
Lug
mechaNicaL
iNterLOcK aux.
cONtact fOr
hydrauLic
eLeVatOrS W/
autOmatic recaLL
(5 a ,120 Vac)
fire aLarm
ShuNt triP
VOLtage
mONitOriNg
reLay
OPtiONaL
eNcLOSureS
—
aZ OPtiON
(byPaSS
fire
aLarm
duriNg
maiNt.
teSt)
ba
Se
cata
LO
g #
rati
N
g
rati
N
g
OP
ti
ON
cO
de
rati
N
g
OP
ti
ON
cO
de
rati
N
g
OP
ti
ON
cO
de
rati
N
g
OP
ti
ON
cO
de
rati
N
g
OP
ti
ON
cO
de
rati
N
g
OP
ti
ON
cO
de
rati
N
g
OP
ti
ON
cO
de
rati
N
g
OP
ti
ON
cO
de
OP
ti
ON
cO
de
LPS3* 30 A 208 V T20 24 VDC Coil R2 120 V
K
Red
R 30–60 A N6 1 NO & 1 NC
A
1-Pole
F1
NEMA 3R
U
–
AZ
LPS6* 60 A 240 V T24 120 VAC Coil R1
Green G
100 A
N1 2 NO & 2 NC
B
3-Pole
F3
NEMA 4
Y
–
AZ
LPS1* 100 A 480 V T48
White W
200 A
N2
NEMA 12
Z
–
AZ
LPS2* 200 A
400 A
N4
–
AZ
LPS4* 400 A
–
AZ
*Part Numbers: Any voltage can be paired with any amperage. Options can be any combination but the ratings must match the option code. Not all options are required.
Contact factory for details.
Contact factory for 600 V and other options.
Note: When ordering - desired options must be listed in the order shown above. Typical options include Control Power Transformer, Fire Safety Interface Relay, Mechanical
Interlock Auxiliary Contact and Fire Alarm Voltage Monitoring Relay.
Specifications
(Shunt Trip)
Voltage Rating
120 V, 60 Hz
Ampere Range
30-400 A
Max Inrush
4 A
Max On time
1.5 cycles
Momentary Inrush
140 VA
Dimensions of Enclosure
Example Catalog Number from Desired Options
cataLOg SerieS amPere ratiNg
Nema 1 dimeNSiONS
Nema 3r dimeNSiONS Nema 4, 12 dimeNSiONS
Lug SiZe
LPS3
30
24”H x 20”W x 9”D
24”H x 20”W x 8”D
24”H x 20”W x 10”D
#14 - #8 AL or CU
LPS6
60
24”H x 20”W x 9”D
24”H x 20”W x 8”D
24”H x 20”W x 10”D
#14 - #2 AL or CU
LPS1
100
24”H x 20”W x 9”D
24”H x 20”W x 8”D
24”H x 20”W x 10”D
#8 - 1/0 AL or CU
LPS2
200
30”H x 20”W x 9”D
30”H x 24”W x 8”D
30”H x 20”W x 10”D
#6 - 250kcmil AL or CU
LPS4
400
48”H x 36”W x 11”D
Contact Factory
Contact Factory
3/0 AL or CU
Note: Over-size enclosures used to accommodate control power transformer, interface relay and terminal blocks.
Ordering Information
Complete catalog numbers consist of switch catalog numbers and the desired options. See example below.
Note: The Littelfuse LPS, LPMP and LCP products are custom
designed products that fall outside standard specifications.
More specialized configurations are also available.
Contact factory for more information.
LPS1 T20 R1
K
N1
U
– AZ = Littelfuse Catalog Number LPS1T20R1KN1UAZ