A-20GQ21-B Omron, A-20GQ21-B Datasheet

BASIC SWITCH

A-20GQ21-B

Manufacturer Part Number
A-20GQ21-B
Description
BASIC SWITCH
Manufacturer
Omron
Series
Ar
Datasheets

Specifications of A-20GQ21-B

Circuit
SPDT
Switch Function
On-Mom
Contact Rating @ Voltage
20A @ 125VAC
Actuator Type
Roller Plunger
Mounting Type
Panel Mount
Termination Style
Screw Terminal
Operating Force
630gf
Contact Form
SPDT
Contact Rating
20 Amps at 250 Volts
Actuator
Roller Plunger
Pole Throw Configuration
SPDT
Switch Function Configuration
N.O./N.C.
Actuator Style
Cross Roller Plunger
Current Rating (max)
20A
Ac Voltage Rating (max)
500VVAC
Dc Voltage Rating (max)
250VVDC
Mechanical Life
1000000
Terminal Type
Screw
Product Depth (mm)
17.45mm
Product Length (mm)
49.2mm
Operating Temp Range
-25C to 80C
Contact Configuration
SPDT
Microswitch Type
Standard
Operating Force Max
6.18N
Contact Voltage Dc Nom
250V
Contact Voltage Ac Nom
500V
Contact Current Max
20A
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
A20GQ21B
General-purpose Snap Action Switch
• High-capacity switch capable of handling 20 A loads with
• Directly switches such loads as motors, halogen lamps and
• Same shape as OMRON snap action switch model Z
Ordering Information
Model Number Legend
Actuator
Pin plunger
Short spring plunger
Panel mount plunger
Panel mount roller plunger
Panel mount cross roller plunger
Short hinge lever
Hinge lever
Short hinge roller lever
Hinge roller lever
large inrush currents
solenoids
except in pin plunger position, yet endures inrush currents
as large as 75 A.
Snap Action Switch
A
A - 20 G
1. Ratings
2. Contact Gap
1
20: 20 A (250 VAC)
G: 0.5 mm
2
3
-
4
3. Actuator
Terminal
V:
V2:
V21:
V22:
None: Pin plunger
D:
Q:
Q21: Panel mount cross roller plunger
Q22: Panel mount roller plunger
Short spring plunger
Panel mount plunger
Hinge lever
Hinge roller lever
Short hinge lever
Short hinge roller lever
Solder terminal
A-20GQ22
A-20GV21
A-20GV22
A-20GV2
A-20GD
A-20GQ
A-20GV
Model
A-20G
---
Snap Action Switch
4. Terminals
None: Solder terminal
B:
Screw terminal (-B)
A-20GQ22-B
A-20GQ21-B
A-20GV21-B
A-20GV22-B
(with toothed washer)
Screw terminal
A-20GV2-B
A-20GD-B
A-20GQ-B
A-20GV-B
A-20G-B
Model
A
19

Related parts for A-20GQ21-B

A-20GQ21-B Summary of contents

Page 1

... Q22: Panel mount roller plunger V: Hinge lever V2: Hinge roller lever V21: Short hinge lever V22: Short hinge roller lever Screw terminal (-B) Model A-20G-B A-20GD-B A-20GQ-B A-20GQ22-B A-20GQ21-B A-20GV21-B A-20GV-B A-20GV22-B A-20GV2-B 4. Terminals None: Solder terminal B: Screw terminal (with toothed washer Snap Action Switch ...

Page 2

... IP00 Class I 175 − 25°C to 80°C (with no icing) 35% to 85%RH 1,000,000 operations min. 500,000 operations min. Approx A-20GQ-B A-20GQ22-B A-20GQ21-B A-20GV21-B 630 g max. 280g 1.3 mm 6.5 mm 5.6 mm 3.58 mm 1.2 mm 0.35 mm 1.2 mm 21.8±0.8 mm 33.4±1.2 mm 19± ...

Page 3

... M4 25.4±0.1 Note: Mount using either the side mounting holes or the panel mount plunger, not both. If using the side mounting holes, then remove the hexagonal nut(s) from the panel mount plunger. Accessories (Terminal Covers, and Separators): Refer to ‘Z/A/X/DZ Common Accessories’ datasheet ■ ...

Page 4

... Unless otherwise specified, all units are in millimeters and a tolerance of ± 0.4 mm applies to all dimensions. Pin Plunger A-20G-B Short Spring Plunger A-20GD-B Panel Mount Plunger PT A-20GQ-B OP Panel Mount Roller Plunger A-20GQ22 Panel Mount Cross Roller Plunger A-20GQ21 Snap Action Switch 2.3 dia. 19.05±0.25 PT +0.075 4.2 dia. hole −0.025 OP +0 ...

Page 5

... Note: 1. All drawings show the switches with screw terminals. For solder terminals, remove the “-B” from the end of the part number 2. Unless otherwise specified, all units are in millimeters and a tolerance of ± 0.4 mm applies to all dimensions. Short Hinge Lever A-20GV21-B Hinge Lever ...

Page 6

... Safety Precautions Be sure to read the precautions and information common to all Snap Action and Detection Switches, contained in the Technical User’s Guide, “Snap Action Switches, Technical Information” for correct use. Precautions for Safe Use Terminal Connection When soldering lead wires to the Switch, make sure that the capacity of the soldering iron maximum ...

Page 7

... MEMO A Snap Action Switch ...

Page 8

... All sales are subject to Omron Electronic Components LLC standard terms and conditions of sale, which can be found at http://www.components.omron.com/components/web/webfiles.nsf/sales_terms.html ALL DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. OMRON ELECTRONIC COMPONENTS LLC 55 E. Commerce Drive, Suite B ...

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