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)
baSe
cataLOg #
ratiNg
ratiNg
OPtiON
cOde
ratiNg
OPtiON
cOde
ratiNg
OPtiON
cOde
ratiNg
OPtiON
cOde
ratiNg
OPtiON
cOde
ratiNg
OPtiON
cOde
ratiNg
OPtiON
cOde
ratiNg
OPtiON
cOde
OPtiON
cOde
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
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