![](http://datasheet.mmic.net.cn/180000/30-05-01-502-04_datasheet_11220838/30-05-01-502-04_5.png)
Pushbutton
Switches
Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois
60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com
Butt Contact Pushbutton Switches
Contacts
Butt type
Wiping type
Rating at 115 Vac Res.
1 Amp
0.25 Amp
Rating at 220 Vac Res.
0.5 Amp
0.125 Amp
Circuitry
SPST–N.O. (Standard);
SPDT, DPDT
SPST–N.O. (w/Overtravel),
Break Before Make
SPST–N.O. (w/Positive Feel)
Life Expectancy
SPST–N.O. (Standard):
250,000
1,000,000 operations
operations
SPST–N.O. (w/Positive Feel):
200,000 operations;
SPST–N.O. (w/Overtravel):
500,000 operations
Contact Resistance
25 milliohms or less on a new switch
Voltage Breakdown
1000 Vac between mutually insulated parts
Insulation Resistance
1000 megohms minimum
Operating Temperature
-40°C to +85°C
RATINGS
Electrical Ratings
Series 46
Series 30
SPECIFICATIONS
Material and Finishes
Lockwasher (Round Bezel): Steel, zinc trivalent
chromate-plated
Behind Panel Plate (Square Bezel): Steel,
zinc trivalent chromate-plated
Mounting Sleeve and Screws (46-01-08-500,
46-01-09-500 only): Steel, zinc trivalent
chromate-plated. Base: Phenolic per MIL-M-
14, Type CFG
Square Bezel: ABS (SPST, SPDT), thermoset
plastic (DPDT)
Mounting Nut, Bushing, and Round Bezel:
Brass, tin zinc
Button Cap: ABS (UL version is PPS)
Shorting Bar: Series 30–Fine silver contact
area
Series 46–Phosphor bronze, silver-plated
Terminals: Series 30–Fine silver contact area
with silver-plated terminal ends
Series 46–Silver contact surface with tin/silver
clad terminal ends
Spring: Tinned music wire
Plunger: Polyphenylene sulfide (PPS) for 30-
01-01-500-X and 46-01-05-500-X. Nickel-plated
brass for 46-01-07-500-X, 46-05-07-502-X, 46-
01-09-500-X and 46-05-09-502-X. Zinc trivalent
chromate-plated brass for 46-01-08-500-X.
Polycarbonate for all others.
Operating Temperature: -40°C to +85°C
LEGENDS
All button caps can be printed in epoxy ink. Any
type style or design can be used to produce the
legend. If News Gothic Condensed style is
used, limits can be approximated from the chart
below; actual limits depend on specific legend.
Grayhill Type
Identification
No.
Round Button
Character and Line
Limitation
4GH088
1GH125
3GH187
2GH250
15
OFF
TAB
N/A
3 Char.
1 Line
3 Char.
1 Line
2 Char.
1 Line
N/A
Square Button
Character and Line
Limitation
TAB
LOCATE
INDEX
OFF
15
6 Char.
2 Lines
5 Char.
1 Lines
3 Char.
1 Line
2 Char.
1 Line
Sample Style
and Sizes
ABCDEFGHIJ
ABCDEF
ABCD
Character
Height
(Typ.)
.083
(2,1)
.138
(3,5)
.207
(5,3)
.276
(7,0)
There is a per-button impression charge. A
nominal set up charge per legend applies to
orders of 1 to 99 pieces. (Non-standard legends
are subject to a one time tooling charge. Contact
Grayhill for more specifics.)
.080 ± .015
(2,03 ± 0,38)
Positive Feel &
.156 ± .015
Overtravel
(3,96 ± 0,38)
46-01-05-500-*
46-05-05-502-*
SPDT
Momentary
.180 min. (4,57)
1.1 ± .25 Lbs.
——
.210 ± .015
(5,33 ± 0,38)
46-01-08-500-*
46-05-08-502-*
DPDT
Momentary
.180 min. (4,57)
1.6 ± .5 Lbs.
——
.210 ± .015
(5,33 ± 0,38)
ORDERING INFORMATION & OPERATING FEATURES
Butt
Contact
Square
Bezel
Round
Bezel
Circuitry
Feature
Total
Travel
Overtravel
Actuating
Force
Bottoming
Force
*Partial part number; complete the part number by adding a dash for button color:
white –01; red –03; green –04; blue –05; yellow –06 or black –07.
30-01-01-500-*
30-05-01-502-*
SPST–N.O.
Momentary
——
10 ± 4 oz.
——
46-01-09-500-*
46-05-09-502-*
DPDT
Alternate Action
1.8 ± .5 Lbs.
——
Wiping
Contact
46-01-07-500-*
46-05-07-502-*
SPDT
Alternate Action
1.5 ± .25 Lbs.
——
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales
Office, an authorized local Distributor or Grayhill.
STANDARD OPTIONS
Epoxy-sealed terminals and wire leads, see
page E-35.
30-01-04-500-*
30-05-04-502-*
SPST–N.O.
——
18 ± 4 oz.
.046 Min.
ALTERNATE ACTION (PUSH-PUSH)
OPERATING SEQUENCE
Part Number*
46-05-07-502, 46-05-09-502,
46-01-07-500, 46-01-09-500
Alternate action (Push-Push) switches provide
a maintained actuated position until the button
is pushed again to release.
LOCK DOWN
POSITION
C. & N.O.
SHORTED
N.C. OPEN
UP POSITION
C. & N.C.
SHORTED
N.O. OPEN
PUSH TO
ACTUATE
13/64 (5,16)
Approx.
3/32 (2,38)
Approx.
Pushbutton
53