Catalog 1308242
PDF Revised 9-03
P&B
KRPA, KRP KA, KR
series
,
5 to 10 Amp
General Purpose Relay
File E29244, E22575
File LR15734
KRPA
KRP
KA
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.
Coil Data @ 25°C
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
.
KRP
KRPA
KA
AC
DC
AC
DC
Nominal Power
2VA
1.2W
2VA
125mW per movable arm
Maximum Power
Enclosed Models - 4VA
Enclosed Models - 3W
Open Models - 4VA
Open Models - 4W
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
operations min. @ rated loads.
Duty Cycle:
Continuous.
Initial Insulation Resistance:
KRP KRPA - 1000 Megohms, min.
,
KA - 100 Megohms, min.
Coil Data @ 25°C
Nominal
Voltage
6
12
24
48
110
220
6
12
24
120
240
DC Resistance (Ω)
±10%
32
120
472
1,800
10,000
6
24
85
2,250
9,110
Nominal Coil
Current (mA)
188
100
51
26.6
11.5
335
168
84
17
.5
8.75
KA, KRP KRPA
,
Contact Code
Y
(Silver)
UL/CSA Contact Ratings @ 25°C
Arrangement
1, 2, 3 Poles
Contact Rating
5A @ 120VAC
3A @ 240VAC
1/10HP @ 120VAC
1/6HP @ 240VAC
10A @ 240VAC
1/2 HP @ 240VAC
1/3HP @ 120VAC
DC
Coils
Use 110V relay with 10,000
Ω
5W Resistor in series
G&N
(Silver-Cad.
Oxide)
1, 2, 3 Poles
AC
Coils
KRP KRPA
,
Contact Code
Y
G&N
Factory Ratings
Arrangement
1, 2, 3 Poles
1, 2, 3 Poles
Contact Rating
5A @ 28VDC, 120VAC, 80% PF
10A @ 28VDC, 120VAC, 80% PF
6A @ 250VAC
Operate Data @ 25°C
Must-Operate Voltage:
DC:
75% or less of nominal voltage.
AC:
85% or less of nominal voltage.
Operate Time (Excluding Bounce):
15 milliseconds typical @ nominal voltage.
Release Time (Excluding Bounce):
10 milliseconds typical @ nominal voltage.
KA UL Contact Ratings
Contact Code
Y
G
Series
KA
1
KA
2
Contact Ratings
5A @ 120VAC, 3A @ 240VAC,
1/10 HP @ 120VAC, 1/6 HP @ 240VAC
10A @ 120VAC, 6A @ 240VAC
1/6 HP @ 120VAC, 1/3 HP @ 240VAC
Environmental Data
Temperature Range:
Open Models: AC:
-45°C to +70°C.
DC:
-45°C to +85°C.
Enclosed Models: AC:
-45°C to +55°C.
DC:
-45°C to +70°C.
1
Listed by C.S.A. for 5A @ 120VAC 80% PF
2
Listed by C.S.A. for 10A @ 120VAC 80% PF
Note:
See KRPA, KRP KA Ordering Information table.
,
Initial Dielectric Strength
Between Open Contacts:
500V rms.
Between All Elements:
1,500V rms.
Mechanical Data
Termination: Open Models:
Solder terminals.
Enclosed Models:
Octal-type plug.
Enclosure:
Transparent polycarbonate.
Weight: KA:
1.7 oz. (48.2g) approximately.
KRPA, KRP:
3.0 oz. (85g) approximately.
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
737
Refer to inside back cover.
Catalog 1308242
PDF Revised 9-03
P&B
Ordering Information
Typical Part No.
1. Series:
KRPA (Newer version, enclosed)
KRP (Older version, enclosed)
KA (Open style)
2. Contact Arrangement:
5 = 1 Form C (SPDT)
3. Coil Input:
A = AC, 50/60 Hz.
D = DC
4. Contact Rating and Indicator Lamp Option:
TYPE
Codes
Available
KRPA
Y, G, N,
KRP
Y, G, N,
KA
Y, G,
11 = 2 Form C (DPDT)
14 = 3 Form C (3PDT)
B
KRPA
-5
A
Y
-120
Y = Silver, no indicator lamp
G = Silver-cadmium oxide, no indicator lamp
N = Silver-cadmium oxide, with indicator lamp*
5. Coil Voltage:
Up to 240VAC
Up to 125VDC
*
Indicator Lamp not available on 25-90V coils. Only 120-240VAC and 110VDC models are UL recognized and CSA certified.
Our authorized distributors are more likely to stock the following items for immediate delivery.
KA-5AG-120
KA-5AY-120
KA-5DG-6
KA-5DG-12
KA-5DG-110
KA-11AG-120
KA-11AY-6
KA-11AY-24
KA-11AY-120
KA-11DG-12
KA-11DG-24
KA-11DG-110
KA-14AG-120
KA-14AY-120
KA-14DG-24
KA-14DG-110
KRP-5AG-120
KRP-11AG-24
KRP-11AG-120
KRP-11AG-240
KRP-11AN-24
KRP-11AN-120
KRP-11AY-120
KRP-11DG-12
KRP-11DG-24
KRP-11DG-48
KRP-11DG-110
KRP-11DG-125
KRP-11DN-12
KRP-11DN-24
KRP-11DY-24
KRP-14AG-120
KRP-14AG-240
KRP-14AN-120
KRP-14AY-120
KRP-14DG-12
KRP-14DG-24
KRP-14DG-110
KRP-14DN-24
KRPA-5AG-24
KRPA-5AG-120
KRPA-5AY-120
KRPA-5DG-6
KRPA-5DG-12
KRPA-5DG-24
KRPA-5DY-12
KRPA-5DY-24
KRPA-11AG-6
KRPA-11AG-12
KRPA-11AG-24
KRPA-11AG-120
KRPA-11AG-240
KRPA-11AN-12
KRPA-11AN-24
KRPA-11AN-120
KRPA-11AN-240
KRPA-11AY-6
KRPA-11AY-12
KRPA-11AY-24
KRPA-11AY-120
KRPA-11AY-240
KRPA-11DG-6
KRPA-11DG-12
KRPA-11DG-24
KRPA-11DG-48
KRPA-11DG-110
KRPA-11DN-12
KRPA-11DN-24
KRPA-11DN-110
KRPA-11DY-12
KRPA-11DY-24
KRPA-14AG-12
KRPA-14AG-24
KRPA-14AG-120
KRPA-14AG-240
KRPA-14AN-24
KRPA-14AN-120
KRPA-14AN-240
KRPA-14AY-24
KRPA-14AY-120
KRPA-14AY-240
KRPA-14DG-12
KRPA-14DG-24
KRPA-14DG-48
KRPA-14DG-110
KRPA-14DN-24
KRPA-14DY-24
Dimensions are shown for
738
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
Catalog 1308242
PDF Revised 9-03
P&B
KRP-3-H
series
20 Amp
Small AC or DC Relays
File E22575
KRP-3-H
Features
• 1 Form X (SPST - NO - DM) contact rating of 20A.
• Heavy copper alloy movable contact arms.
• Twin silver-cadmium oxide contacts.
• Many uses in automation controls and other applications requiring high
current switching.
Coil Data @ 25°C
See chart on page 105.
Nominal Power: DC Coils:
1.2W
AC Coils:
2.0VA
Initial Insulation Resistance:
1,000 megohms.
Contact Data @ 25°C
Arrangement:
1 Form X (SPST - NO - DM).
Ratings:
UL Rating: 20A @ 120VAC, 3/4 HP @ 120VAC.
Factory Rating:
20A @ 120VAC, 80% PF; 1 HP @
120/240VAC.
Material:
Twin, silver-cadmium oxide.
Expected Life:
2.5 million operations min., mechanical. 100,000
operations at rated contact load.
Operate Data @ 25°C
Must-Operate Voltage: DC:
75% of nominal voltage.
AC:
85% of nominal voltage.
Operate Time:
15 milliseconds approximate (Excluding Bounce).
Release Time:
10 milliseconds approximate (Excluding Bounce).
Environmental Data
Temperature Range: Enclosed Models: AC:
-45°C to +55°C.
DC:
-45°C to +70°C.
Initial Dielectric Strength
Between Open Contacts:
500V rms, 60 Hz. between all elements.
Mechanical Data
Mounting:
Socket mounting.
Termination:
Octal-type plug.
Enclosure:
Polycarbonate enclosure with octal-type mounting.
Weight:
2 oz. (57g) approximately.
Ordering Information
Typical Part No.
1. Basic Series:
KR
2. Type:
P = Enclosed
(20 amp models available only with Contact Arrangement 3 and Material H.)
3. Contact Arrangement:
3 = 1 Form X (SPST - NO - DM)
4. Coil Input:
A = AC
D = DC
5. Contact Material & Rating:
H = Silver-cadmium oxide, 1/4" (6.35mm) dia., 20 amps.
6. Coil Voltage:
To 240VAC, 50/60 Hz. or 110VDC.
B
KR
P
-3
D
H
-12
Our authorized distributors are more likely to stock the following items for immediate delivery.
KRP-3AH-120
KRP-3DH-24
KRP-5AG-120
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
739
Refer to inside back cover.
Catalog 1308242
PDF Revised 9-03
P&B
Outline Dimensions
KA Series
1.468 MAX.
(37
.29)
.25
(6.4)
1.06 MAX.
.44
(26.9)
(11.2)
1.92 MAX.
(48.8)
1 STUD
#6-32
THREAD
.15
(3.8)
Tolerances on .XX Decimals ± .02 (± .5) Unless Otherwise Specified
Tolerances on .XXX Decimals ± .005 (± .13) Unless Otherwise Specified
KR Series Enclosures
Type “P” Clear Dust Cover
For KRPA and KRP
For KRP3-H
1.406 MAX.
(35.71)
2.0 MAX.
(50.8)
1.406 MAX.
(35.71)
1.375 MAX.
(34.93)
.312
(7
.92)
1.531 MAX.
(38.89)
1.406 MAX.
(35.71)
Hold-Down Spring
20C176 KRPA & KRP
20C206 KAP and KRP3
2.281 MAX.
(57
.94)
.031
(.79)
Durable stainless steel
spring can be moved
aside for relay removal or
installation. Mounts with
same machine screws or
rivets that secure socket
to chassis. Two .156"
(3.96mm) dia. holes
required.
Wiring Diagrams (Bottom Views)
KA
KR5
KAP5
KRP5
KRPA5
8
7
6
5
4
1
2
3
7
6
5
4
KAP11
KRP11
KRPA11
KAP14
KRP14
KRPA14
KRP3AH
8
1
2
3
9
10
8
7
11 1
2
3
4
8
7
6
5
1
2
3
4
6
5
Dimensions are shown for
740
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
Catalog 1308242
PDF Revised 9-03
P&B
Sockets For KRP KRPA Series Relays
,
The following sockets are normally maintained in stock for immediate delivery.
Screw Terminal, DIN Rail Snap-Mount Sockets
(Use with mounting track 24A110)
27E891
10A, 300VAC
1.295
(32.89)
1.005
(25.53)
2.010
(51.05)
.165
(4.19)
DIA.TYP
.
Terminal
Location
Top View
2
1
8
7
27E892
10A, 300VAC
2.060
(52.32)
Terminal
Location
Top View
1
1.018
(25.84)
2.035
(51.69)
.165
(4.19)
DIA.TYP
.312 TYP
.
(7
.92)
2.332
(59.22)
.970
(24.64)
.580
(14.73)
.770
(19.56)
4
5
6
2
3
11
10
9
3
.312 TYP
.
(7
.92)
1.575
(40.01)
.580
(14.73)
4
5
6
7
8
.970
(24.64)
Sockets have M3.5 screw terminals which accept up to two #12 AWG
wires. Rated 10 amps @ 300VAC and meets UL 94V-0.
Screw Terminal Sockets
27E122
10A, 300VAC
8-pin
1.296
(32.92)
.648
(16.46)
.156 TYP
.
(3.96)
.062
(1.57)
1.030
(26.16)
1.296
(32.92)
.156 DIA. TYP
.
(3.96)
.156 TYP
.
(3.96)
27E123
10A, 300VAC
11-pin
2.060
(52.32)
2.385 MAX.
(60.58)
1.188
(30.18)
.781 ¢
(19.84)
1.572 MAX.
(39.93)
.648
(16.46)
.062
(1.57)
.093
(2.36)
.210 TYP
.
(5.33)
2.385 MAX.
(60.58)
+
1.188
(30.18)
¢
+
= 6-32 SCREWS &
CAPTIVE WASHERS
.925 MAX.
(23.50)
¢
1.156
(29.36)
.093
(2.36)
.210 TYP
.
(5.33)
2.322 MAX.
(58.98)
= 6-32 SCREWS &
CAPTIVE WASHERS
.925 MAX.
(23.50)
Terminal
Location
6
5
4
3
Terminal
Location
8
7
6
5
4
7
8
1
2
9 10 11 1
2
3
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
741
Refer to inside back cover.
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