491-SC3 LINEMASTER, 491-SC3 Datasheet - Page 3
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491-SC3
Manufacturer Part Number
491-SC3
Description
Switch; 10 A; 125 VAC; SPDT; 2-7/8 x 2- 1/2 x 1-1/8; Steel (Housing); Black
Manufacturer
LINEMASTER
Type
Footr
Datasheet
1.491-SC3.pdf
(3 pages)
Specifications of 491-SC3
Color
Black
Contact Form
SPDT-NO
Current, Rating
10 A
Ip Rating
IP20
Mounting Hole Size
2.44 mm
Number Of Poles
1
Number Of Positions
2
Operation
Momentary
Standards
UL Listed, CSA Certified
Voltage, Rating
250 VAC
Weight
7 Oz.
Size
27⁄8" × 21⁄2" × 11⁄8"
Lead Free Status / Rohs Status
RoHS Compliant part
EN 60529 Degree of Protection IP20
Splash Resistant (Available Momentary Only)
VERSATILE COMPACT DESIGN
Materials of Construction:
Features & Benefits:
Options:
SPECIFICATIONS (Special variations are available to the O.E.M. on special order on the models listed below)
AGENCY
APPROVALS
Single
Size (HxWxD):
Weight:
Twin
Size (HxWxD):
Weight:
Mounting Bracket Model
Size (HxWxD):
Weight:
LD
LIGHT DUTY
1
with 3 prong series plug. Green lead grounded.
Supplied with 6 ft. 16/3 cord with 3 prong series plug. Green lead grounded.
WARNING
Steel housing is painted Black
Metal Mounting Plate spot welded to base on 491-SC36MP
Twin Baseplate formed from cast aluminum
The two pedal model is supplied with a divider bar between pedals which helps prevent accidental operation of both pedals at one
time
Momentary & Maintained Models Non-Skid base pad for secure placement
Compact in size and light in weight
Supplied with internal adjustable strain relief
Built for long life
2 Mounting Holes for Rigid Mounting to Floor or Equipment
Rectangular mounting bracket is available for Compact models on special order. Bracket
comes spot-welded to switch base and has two clearance holes for mounting
Heavy gauge steel guard available (See “Accessories - Guards” on page 74 & 75 for details)
Airval models available (See “Compact Pnuematic Airval” on page 55 for details)
SEE PRODUCT WARNING ON PAGE 8
2.88 x 2.50 x 1.13 In.
7.00 oz.
6.00 x 2.89 x 1.44 In.
1.25 lbs.
2.88 In. x 3.50 x 1.29 In.
8.00 oz.
Degree of Protection
EN 60529
IP20
IP20
IP20
IP20
IP20
IP20
IP20
IP20
IP20
491-S
491-SC36
491-DA
491-DC36A
491-SC3
491-DC3A
492-S
TWIN 491-S
491-SC36MP
CATALOG
NUMBER
3
1
4
4
Supplied with 6 ft. 16/3 cord without plug. Green lead grounded.
2
1
2.500 IN.
(63.50mm)
1.281 IN.
(32.54mm)
Single / Momentary
Single / Momentary
Single / Maintained
Single / Maintained
Single / Momentary
Single / Maintained
Single / Momentary
Twin / Momentary
Single / Momentary
with Mounting Plate
.096 IN. (2.44mm)
MOUNTING HOLES
(2 PLA CES)
DESCRIPTION
2.875 IN.
(73.02mm)
(17.88mm)
.704 IN.
2
Supplied with 6 ft. 18/3 cord without plug. Green lead grounded.
(11.13mm)
.438 IN.
1.750 IN.
(44.45mm)
(9.53mm)
.375 IN.
SPDT
SPDT Wired N.O.
SPST
SPST
SPDT Wired N.O.
SPST
SPDT
SPDT - Each Side
SPDT Wired N.O.
CIRCUIT
2.737 IN.
(69.52mm
2.500 IN.
(63.50mm)
(152.07mm)
5.987 IN.
3.250 IN.
(82.55mm)
(146.05mm)
5.750 IN.
FORM
C
A
A
A
A
A
C
C
A
#8-32 T APPED
MOUNTING HOLES
(2 PLA CES)
ELECTRICAL
RATINGS
10 A 125-250 VAC
1 ∕2 H.P. 125-250 VAC
10 A 125-250 VAC
1 ∕2 H.P. 125-250 VAC
20 A 125-250 VAC
1 H.P. 125-250 VAC
10 A 125-250 VAC
1 ∕2 H.P. 125-250 VAC
10 A 125-250 VAC
1 ∕2 H.P. 125-250 VAC
3
Supplied with 8 ft. 16/3 cord
2.000 IN.
(50.80mm)
.375 IN.
(9.53mm)
Compact
2.875 IN.
(73.02mm)
(15.78mm)
.625 IN.
1.468 IN.
(37.29mm)
2.750 IN.
(69.85mm
41