20 Amp Subminature PCB Power Relay
FEATURES
20 A at 125 VAC and 10 amp at 250 VAC contact rating
1 \HP at 125 VAC and 250 VAC
Class "B" insulation standard
TV8 rated at 125 VAC
Class "F" insulation available
Very economically priced
PC420
UL/CUR RATINGS
CHARACTERISTICS
Operate Time
15 ms. Max.
Release Time
Insulation Resistance
5 ms. Max.
1,000 megohms min, at 500VDC, 50%RH
Dielectric Strength
4000 Vrms, 1 min. between coil and contacts
1000 Vrms, 1 min. between open contacts
Shock Resistance
10 g, 11ms, functional; 100 g, destructive
Vibration Resistance
DA 1.5 mm, 10 - 55 Hz
Power Consumption
.36 W
Ambient Temperature Range
-40 to 85 C operating for class B, -40 to 130 C storage
Weight
13 grams approx.
Sales: Call Toll Free (888)997-3933 Fax (818) 342-5296 email: pickerwest@sbcglobal.net URL: pickercomponents.com
3220 Commander Drive, Suite 102, Carrollton, Texas 75006
PC420 Rev C 4-26-05
PAGE 1
ORDERING INFORMATION
Example:
PC420
Model
-1A
1A, 1B, 1C
Sealed, immersion cleanable
S
CONTACT DATA
Material
Initial Contact Resistance
Service Life
Mechanical
Electrical
AgCdO (Silver Cadmium Oxide)
100 milliohms max @ 0.1A, 6VDC
1 X 10
7
1 X 10
5
Operations
Operations
Insulation System
Nil: Class B, F: Class F
Contact Form
Contact Material
Nil: AgCdO, T: AgSnO, G: AgCdO + Gold Plate
G
F
Coil Voltage
-12
20 A/125 VAC, 10 A/250 VAC, 6 A/277 VAC All Contacts
20A @ 125VAC 100K Cycles
E93379
Enclosure
S: Sealed; C: Dust Cover
Inductive Load
Normally Open
Contact
Contact
1 HP at 125 & 250 VAC
1/2 HP at 125 & 250 VAC
Normally Closed
Contact
Resistive Load
20A @ 125VAC 30K Cycles
Tungsten Load
TV-8
NA
General Purpose
PC420
PC420
COIL DATA
Coil Voltage
5
6
12
24
48
Resistance
ohms + 10%
Must Operate
Voltage Max.
(VDC)
Must Release
Voltage Min.
(VDC)
Continuous
Voltage Max.
(VDC)
25
70
100
400
1600
6400
3.5
4.2
8.4
16.8
33.6
0.5
0.6
1.2
2.4
4.8
6.5
7.8
15.6
31.2
62.4
_
Sales: Call Toll Free (888) 997-3933 Fax (818) 342-5296 email: pickerwest@sbcglobal.net URL: pickercomponents.com
3220 Commander Drive, Suite 102, Carrollton, Texas 75006
PAGE 2
Note: Custom coil voltages within the ranges shown are available on special order.
Tolerances + .010 unless otherwise noted
Notes:
Contact Form C shown
On Contact Forms A & B Unused Pins are Omitted
3
2.1
0.3
3.9
Dimensions in Inches (millimeters)
Side View
End View
Bottom View
PC Board Layout
Wiring Diagram
9
225
6.3
0.9
11.7
(12.0)
.472
.078
(2.0)
(12.2)
.480
(22.5)
.866
(16.8)
.661
(20.2)
.795
(3.5)
.138
(1.3)
.051
0
1
5
10
15
10
20 30 40 50 100
C
u
r
r
e
n
t
i
n
A
m
p
s
AC Contact Voltage.
200 360
20
Contact Derating for AC loads
10
20 30 40 50 100
DC Contact Voltage.
Contact Derating for DC loads
0
1
5
10
15
Current in Amps
20
40
30
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