E20-50K Cherry Electrical, E20-50K Datasheet - Page 3

• Manufacturer Part Number: E20-50K
• Description: SWITCH ROLLER DPDT 20A QC TERM
• Manufacturer: Cherry Electrical
• Series: Er
• Type: Double-Pole Snap-Action Switchesr

Specifications of E20-50K

• Circuit: DPDT
• Switch Function: On-Mom
• Contact Rating @ Voltage: 20A @ 125VAC
• Actuator Type: Lever, Roller
• Mounting Type: Chassis Mount
• Termination Style: Quick Connect - .250" (6.3mm)
• Operating Force: 212gf
• Contact Form: DPDT
• Contact Rating: 20 Amps at 125 Volts, 250 Volts
• Actuator: Roller Lever
• Case Material: Phenolic
• Current, Rating: 20 A
• Flammability Rating: UL94HB
• Length, Actuator: 0.902 in.
• Material, Blade: Brass
• Material, Contact: Gold
• Material, Spring: Stainless Steel
• Movement Differential: 0.075 in. (Max.)
• Number Of Poles: 2
• Operating Position: 0.828 in. ± 0.062 in.
• Operation: Snap Action
• Over Travel: 0.146 in. (Min.)
• Pre Travel: 0.525 in. (Max.)
• Standards: UL Listed, CSA Certified
• Temperature, Operating: +105 °C
• Termination: Quick Connect
• Voltage, Rating: 125/250 VAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 0E20-50K; 0E2050K0; 0E2050KO; CH330; E20-50K0

50
Dimensions — Double Pole
Actuator Specifications — Double Pole
Series/
Prefix
E19/G20
E20/E28
E19/G20
E20/E28
E19/G20
E20/E28
E19/G20
E20/E28
E19/G20
E20/E28
E19/G20
E20/E28
E19/G20
E20/E28
* Measured above reference line. Refer to dimensional drawing above. **Actuator tolerance ±.0.031 inches (0.79mm).
† E20 and E28 actuators are shorter and formed up 15° at the button.
Contact factory for E25 specifications.
Ordering Information
Select the current rating you need. Combine
the corresponding Series/Prefix number
with the appropriate suffix number for the
switch you need. Note: Consult factory for
part number when ordering E19A switches.
Specifications subject to change without notice.
†
†
†
†
†
†
Actuator
–-00J
–00M
–00H
–50H
–00A
–00K
–50K
Type
Switch
Type
Maximum Maximum
Operating Pretravel
Force
1280
1280
1280
850
850
850
205
425
130
285
212
425
150
312
(g)
inches (mm)
(10.16)
(15.24)
(13.34)
inches
0.050
(1.27)
0.100
(2.54)
0.050
(1.27)
0.100
(2.54)
0.050
(1.27)
0.100
(2.54)
0.275
(6.99)
0.330
(8.38)
0.400
0.600
0.250
(6.35)
0.348
(8.84)
0.312
(7.92)
0.525
(mm)
0.285±0.030
0.248±0.030
0.670±0.030
(17.02±0.76)
0.630±0.030
(16.00±0.76)
0.812±0.030
(20.62±0.76)
0.774±0.030
(19.66±0.76)
0.312±0.062
0.468±0.062
(11.89±1.57)
0.281±0.062
0.437±0.062
(11.10±1.57)
0.718±0.062
(18.24±1.57)
0.860±0.062
(21.84±1.57)
0.687±0.062
(17.45±1.57)
0.828±0.062
(21.03±1.57)
Mounting — Double Pole
Recommended mounting screw: #6-32
round head. Recommended torque on
screw: 6 inch lbs. max. Recommended
maximum torque for ferrule: 20 inch pounds.
(7.24±0.76)
(6.30±0.76)
(7.92±1.57)
(7.14±1.57)
Operating
inches
Point*
(mm)
Overtravel
Minimum Max. Movement Actuation
inches
0.080
(2.03)
0.050
(1.27)
0.080
(2.03)
0.050
(1.27)
0.218
(5.54)
0.188
(4.78)
0.187
(4.75)
0.156
(3.96)
0.187
(4.75)
0.156
(3.96)
0.187
(4.75)
0.156
(3.96)
0.187
(4.75)
0.146
(3.71)
(mm)
Differential
Each Pole
inches
0.015
(0.38)
0.015
(0.38)
0.015
(0.38)
0.015
(0.38)
0.015
(.038)
0.015
(0.38)
0.093
(2.36)
0.050
(1.27)
0.140
(3.56)
0.080
(2.03)
0.093
(2.36)
0.045
(1.14)
0.140
(3.56)
0.075
(1.91)
(mm)
(38.10)
(20.85)
(44.45)
(27.20)
(35.33)
(17.48)
(41.28)
(23.95)
Length
1.500
0.821
1.750
1.071
1.391
0.688
1.625
0.943
inches
(mm)
—
—
—
—
—
—
Actuators — Double Pole
Standard type integral hinged lever and
roller actuators are available in choice of
two mounting positions. Actuation lengths
are dimensioned from centerline of switch
mounting hole as shown.
“J” & “M” Type
Optional Hardware — Double Pole
Brass Hex Nut
Brass Knurled Nut
Brass Hex Nut
(Nickel-Plated)
Brass Knurled Nut
(Nickel-Plated)
Star Washer (Lock Washer)
Circuitry — Double Pole
Contact arrangement available in choice of
single pole double throw or single pole sin-
gle throw, either normally open or normally
closed. In general, normally open may be
specified by changing suffix number from
00 to 01 and normally closed by changing
suffix number to 02.
Example: E19-00A is double throw,
E19-01A is normally open, and E19-02A
is normally closed.
Terminals — Double Pole
Standard 0.250 x 0.032 (6.35mm x 0.81mm)
[Optional 0.187 x 0.032 (4.75mm x 0.81mm)]
QC terminals can be furnished with angle
formed up or down on common as well as
open or closed terminal. Forms include
straight 30°, 45°, 85° up or down. Other
forms can be provided.
0012-0023
0012-0025
0012-0028
0012-0026
0012-0073