Features
• Industry standard octal-type termination for quick installation.
• Contact arrangements from 1 Form C (SPDT) to 3 Form C (3PDT).
• Indicator lamp and push-to-test options available on certain models.
• The KRPA is the automated manufactured version of the KRP .
Contact Data @ 25°C
Arrangements: See Ordering Information Table.
Materials: Silver or silver-cadmium oxide, with or without gold flashing.
Expected Life: 10 million operations min., mechanical; 100,000
KA, KRP , KRPA
KRP , KRPA
KA UL Contact Ratings
Initial Dielectric Strength
Between Open Contacts: 500V rms.
Between All Elements: 1,500V rms.
Dimensions are shown for
reference purposes only.
Note: See KRPA, KRP , KA Ordering Information table.
1
2
Contact Code
Contact Code
Contact Code
Listed by C.S.A. for 5A @ 120VAC 80% PF
Listed by C.S.A. for 10A @ 120VAC 80% PF
Y
(Silver)
G&N
(Silver-Cad.
Oxide)
G&N
KRPA
G
Y
Y
operations min. @ rated loads.
Arrangement
Series
Factory Ratings
KA
KA
1, 2, 3 Poles
1, 2, 3 Poles
1
2
UL/CSA Contact Ratings @ 25°C
Arrangement
1, 2, 3 Poles
1, 2, 3 Poles
KRP
5A @ 120VAC, 3A @ 240VAC,
1/10 HP @ 120VAC, 1/6 HP @ 240VAC
10A @ 120VAC, 6A @ 240VAC
1/6 HP @ 120VAC, 1/3 HP @ 240VAC
10A @ 28VDC, 120VAC, 80% PF
6A @ 250VAC
5A @ 28VDC, 120VAC, 80% PF
Contact Ratings
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Contact Rating
5A @ 120VAC
3A @ 240VAC
1/10HP @ 120VAC
1/6HP @ 240VAC
10A @ 240VAC
1/2 HP @ 240VAC
1/3HP @ 120VAC
Contact Rating
KA
PDF Revised 9-03
Catalog 1308242
Specifications and availability
subject to change.
KRPA, KRP , KA, KR
5 to 10 Amp
General Purpose Relay
Users should thoroughly review the technical data before selecting a product
part number. It is recommended that users also seek out the pertinent approvals
files of the agencies/laboratories and review them to ensure the product meets
the requirements for a given application.
Operate Data @ 25°C
Must-Operate Voltage:
Operate Time (Excluding Bounce):
Release Time (Excluding Bounce):
Environmental Data
Temperature Range:
Mechanical Data
Termination: Open Models: Solder terminals.
Weight: KA: 1.7 oz. (48.2g) approximately.
Coil Data @ 25°C
Duty Cycle: Continuous.
Initial Insulation Resistance: KRP , KRPA - 1000 Megohms, min.
Coil Data @ 25°C
KRP
KRPA
KA
Open Models: AC: -45°C to +70°C.
Enclosed Models: AC: -45°C to +55°C.
DC
Coils
AC
Coils
DC: 75% or less of nominal voltage.
AC: 85% or less of nominal voltage.
15 milliseconds typical @ nominal voltage.
10 milliseconds typical @ nominal voltage.
File E29244, E22575
File LR15734
KRPA, KRP: 3.0 oz. (85g) approximately.
Nominal
Voltage
AC
DC
AC
DC
Enclosed Models: Octal-type plug.
220
120
240
110
24
48
24
12
12
6
6
Enclosure: Transparent polycarbonate.
DC: -45°C to +85°C.
125mW per movable arm
DC: -45°C to +70°C.
Nominal Power
DC Resistance ( )
Use 110V relay with 10,000
1.2W
2VA
2VA
KA - 100 Megohms, min.
10,000
±10%
2,250
1,800
9,110
120
472
32
24
85
6
Maximum Power
Enclosed Models - 4VA
Enclosed Models - 3W
Open Models - 4VA
Open Models - 4W
series
5W Resistor in series
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
Nominal Coil
Current (mA)
188
335
100
168
51
26.6
84
11.5
17 .5
8.75
P&B
737