FTR-K3 SERIES
POWER RELAY
1 POLE - 20A Heavy Load
RoHS compliant
FTR-K3 Series
SPST 20A and #250 tab terminal type is also available
l
Low coil power (780mW)
l
Cadmium free contacts
l
SAFETY STANDARDS
UL, CSA, VDE,CQC approved
l
RoHS Compliant since production
l
n
FEATURES
n
ORDERING INFORMATION
[Example]
(a)
(b)
(c)
(d)
(e)
(f)
FTR-K3 J B 02 W – ( )
(a)
(b) (c) (d) (e) (f )
FTR-K3 : FTR-K3 Series
A
J
B
005
08
W
: form A (SPST-NO) (PCB terminal)
: form A (SPST-NO) (Tab terminal)
: Standard (780 mW)
: 5 VDC,
: 8 VDC
: Silver alloy
:
006 : 6VDC,
024: 24VDC,
009 : 9VDC
048 : 48VDC
02 : 2VDC
Series Name
Contact Arrangement
Coil Type / Enclosure
Nominal Voltage
Contact Material / TV type
Special Designation
Actual marking does not carry the type name : "FTR"
E.g.: Ordering code: FTR-K3AB02W
Actual marking: K3AB02W
FTR-K3 SERIES
n
PART NUMBERS
400mW type
Ordering Part Number
FTR-K3AB005W
FTR-K3AB006W
FTR-K3AB009W
FTR-K3AB02W
FTR-K3AB08W
FTR-K3AB024W
FTR-K3AB048W
FTR-K3JB005W
FTR-K3JB006W
FTR-K3JB009W
FTR-K3JB02W
FTR-K3JB08W
FTR-K3JB024W
FTR-K3JB048W
J: form A
Tab terminal
FTR-K3
B: 780 mW
A: form A
PCB terminal
Series
Contact
Coil Power
Coil
Voltage
5
6
9
2
8
24
48
5
6
9
2
8
24
48
W: Silver alloy
Contact Material
n
COIL DATA CHART
Coil
Voltage
005
006
009
02
08
024
048
Nominal
Voltage
(VDC)
5
6
9
2
8
24
48
Coil
Must Operate
Must
Resistance
2
Voltage*
Release Voltage*2
(±0%)
32 Ω
46 Ω
105 Ω
185 Ω
415 Ω
740 Ω
2,955 Ω
3.5 VDC
4.2 VDC
6.3 VDC
8.4 VDC
2.6 VDC
6.8 VDC
33.6 VDC
0.5 VDC
0.6 VDC
0.9 VDC
.2 VDC
.8 VDC
2.4 VDC
4.8 VDC
780
Nominal Power
(mW)
Note: All values in the table are measured at 20°C.
*: No contact current at 20°C
*2: Specified values are subject to pulse wave voltage
2
FTR-K3 SERIES
n
SPECIFICATIONS
Item
Contact Arrangement
Material
Configuration
Resistance (initial)
Rating
Maximum Carrying Current*
Maximum Switching Current
Maximum Switching Rating
Maximum Switching Voltage
Maximum Switching Load*2
Coil
Nominal Power (at 20ºC)
Operate Power (at 20ºC)
Operating Temperature
Time
Value
Life
Operate (without diode)
Release (without diode)
Mechanical
Electrical
Resistive
Motor
Inverter
Other
Vibration
Resistance
Shock
Resistance
Weight
Misoperation
Endurance
Misoperation
Endurance
FTR-K3
form A
Silver alloy
Single
Maximum 100 mΩ at 1 A, 6 VDC
20 A, 250 VAC (resistive)
25A
25A
6,250VA
250 VAC
00 mA 5VDC
780mW
380 mW
-40ºC to +60ºC (no frost)
Maximum 20ms (at nominal voltage, no bounce)
Maximum 0ms (at nominal voltage, no bounce)
20 x 0
6
operations minimum
00 x 0
3
operations min.
200 x 0
3
operations min.
30 x 0
3
operations min.
0 to 55 Hz, at double amplitude of 0.7 mm
0-55Hz, at double amplitude of .5 mm
Min. 00m/s
2
(±ms)
Approximately 25g
Min. ,000m/s
2
(6±ms)
*
Need to consider the head from PCB when max. current is more than 0A.
*
2
Minimum switching loads mentioned above are reference values. Please perform the confirmation test with the actual
load before production since reference values may vary according to switching frequencies, environmental conditions
and expected reliability levels.
3
FTR-K3 SERIES
n
INSULATION
Item
Resistance (initial)
Dielectric
Strength
open contacts
coil and contacts
FTR-K
Minimum 1,000 MΩ 1 min.
,000 VAC (50/60 Hz) min.
5,000 VAC (50/60 Hz) min.
8,500 V
.2 x 50µs standard wave
Note
at 500 VDC
Surge Voltage (coil and contact)
n
SAFETY STANDARDS
Type
UL
Compliance
UL 508
E6364
CSA
C22.2 No. 4
LR 40304
Contact rating
FTR-K3
Flammability: UL 94-V0 (plastics)
20A, 277 VAC (resistive)
HP, 25VAC
2 HP, 277VAC, 00,000 ops.
VDE
CQC
0435
040000979
Complies with NEMKO, DEMKO, FIMKO
n
CHARACTERISTIC DATA
100
Nominal voltage multiplying factor
ming
Coil Temperature Rise
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0
25A
Operating Range
0A
Temperature Rise (deg.)
80
25A
20A
e
60
40
20
0A
0
0.2
0.4
0.6
0.8
1.0
1.2
op
must
mu
volt
erate
age (
hot co
il)
oil)
ltage
rate vo
st ope
(cool c
0.8
1.0
1.2
0
20
40
60
80
100
wer (W)
Coil Power (W)
Ambient temperature (ºC)
4
FTR-K3 SERIES
Maximum Switching Power
Life Curve
AC250 V
resistive
50
30
20
10
5
3
2
1
AC250 V COSØ=0.4
AC250 V COSØ=0.7
100
Switching Current (A)
50
20
10
5
2
1
AC resistive
0.5
0.2
0.1
10
Contact Voltage (V)
20
50
100
200
500 1000
Service Life (10
4
operations)
100
0
Contact Current Load (A)
100
5
10
15
20
25
100
90
Distribution of Operation &
Release Voltage
Distribution (%)
FTR-K3JB012W
n=200
Operate
Release
100
90
80
70
60
50
40
30
20
10
Distribution of Operation &
Release Time
Release
Distribution of Contact Resistance
FTR-K3JB012W
n=200
Distribution (%)
70
60
50
40
30
20
10
0
0
10
20
30
40
50
Distribution (%)
8
9 10 11 12
80
FTR-K3JB012W
n=200
Operate
90
80
70
60
50
40
30
20
10
60
70
80
90 100
0
0
1
2
3
4
Nominal Voltage Multiplying Factor
Voltage (V)
Contact resistance (mΩ) Voltage (V)
0
8
_
_
Time (ms)
5
6
7
0
Contact Resistance (mΩ)
10
0
5
10
15
20
25
30
35
40
45
50
Mechanical Test
Operate
_
_
_
10
8
6
4
2
_
Electrical Test
Voltage (V)
Operate
_
_
Electrical Test
Operate
_
_
_
8
6
4
2
0
50
20
10
5
2
1
0.5
_
_
×
_
6
4
2
0
50
20
0
5
○
_
○
_
○
_
_
○
○
_
○
_
_
○
○
_
○
_
○
_
○
_
_
_
Contact resistance (mΩ)
×
_
×
_
Release
_
_
_
_
_
_
×
Release
_
_
_
×
×
_
Release
Contact resistance (mΩ)
×
_
×
_
×
_
_
_
×
×
_
×
_
_
_
×
×
_
×
0
50
20
10
5
_
_
×
_
×
FTR-K3JB012W
n 10
_
×
_
×
_
_
×
_
×
_
_
_
_
2
0.5
FTR-K3JB02W
n=0
2
1
0.5
FTR-K3JB012W
n 10
_
×
_
_
_
_
0.33Hz Duty 50%
AC250V, 20A (resistive)
0.33Hz Duty 50%
AC250V, 80A cosφ 0.7 0.3sec
20A cosφ 0.9
Initial
20
Operation (x0
4
)
Electrical Test
_
60
00
200
Initial
Operation
5
(x10
4
)
10
Initial
10
20
Operation (x10
4
)
Voltage (V)
10
8
6
4
2
0
20
10
5
2
○
_
Operate
_
○
_
_
_
Contact resistance (mΩ)
×
Release
_
_
×
_
×
_
×
_
_
1
0.5
FTR-K3JB012W
n 6
0.13Hz Duty 38%
AC100V, 200A
20A
Initial
Operation
(x10
4
)
3
5
