FTR-K1 SERIES
MINIATURE RELAY
2 POLES - 1 to 2 A (For Signal Switching)
NA Series
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FEATURES
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Slim type relay for high density mounting
Conforms to Telcordia specification and FCC Part 68
- Dielectric strength 1,500 VAC between coil and contacts
- Surge strength 2,500 V between coil and contacts
(at 2 × 10 s surge wave)
UL, CSA recognized
High sensitivity and low consumption power
High reliability - bifurcated contacts
DIL pitch terminals
Plastic sealed type
RoHS compliant.
Please see page 8 for more information
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PARTNUMBER INFORMATION
[Example]
NA L
(a) (b)
-
(*)
D 12
(c) (d)
W - K
(e)
(f)
(a)
(b)
(c)
(d)
(e)
(f)
Relay type
Coil type
Number of coil
Coil rated voltage
Contact style
Enclosure
NA
Nil
L
Nil
D
12
W
K
: NA Series
: Standard type
: Latching type
: Single winding type
: Double winding type
: 1.5....48VDC
Coil rating table at page 3
: Bifurcated type
: Plastic sealed
Note: Actual marking omits the hyphen ( - ) of (*).
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FTR-K1
SERIES
NA
SERIES
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SPECIFICATION
Item
Standard type
NA - ( ) W - K
Contact
Data
Configuration
Construction
Material
Resistance (Initial)
Contact rating
(resistive)
Max. carrying current
Max. switching voltage
Max. switching power
Max. switching current
Min. switching load *
Capacitance
Life
Mechanical
Electrical
Coil Data
Rated power
Operate power
Operating temperature range
Timing Data
Insulation
Operate (at nominal voltage)
Release (at nominal voltage)
Resistance (Initial)
Dielectric strength
2 form C (DPDT)
Bifurcated
Gold overlay silver alloy (AgPd)
Max. 50 mΩ at 1 A, 6 VDC
0.5A, 125VAC or 1A, 30VDC
2A
250VAC / 220VDC
62.5 AV / 30W
2A
0.01 mA, 10 mVDC
Approx. 0.5 pF (open contacts, adjacent contacts)
Approx. 1.0 pF (between coil and contacts)
Min. 100 x 10
6
operations
Min. 10 x 10
6
operations
Single winding
latching type
NAL - ( ) W - K
Double winding
latching type
NAL-D ( ) W - K
Min. 200 x 10
3
operations (0.5A, 125VAC),
Min. 500 x 10
3
operations (1A, 30VDC)
140 - 300 mW
80 - 70 mW
Max. 6 ms
Max. 4 ms
100 - 150 mW
60 - 85 mW
Max. 6 ms (set)
Max. 6 ms (reset)
200 - 300 mW
115 - 170 mW
-40 °C to +85 °C (no frost)
Min. 1,000MOhm at 500VDC
Open contacts /
1,000VAC (50/60Hz) 1min
adjacent contacts
Contacts to coil
1,500VAC (50/60Hz) 1min.
1,000VAC (50/60Hz)
1min
Surge strength
Other
Open contacts /
1,500V / 10 x 700µs standard wave
adjacent contacts
Coil to contacts
2,500V / 2 x 10µs standard wave
1,500V / 10 x 160µs
standard wave
Vibration resistance
Shock
Weight
Misoperation
Endurance
Misoperation
Endurance
10 to 55Hz double amplitude 3.3mm
10 to 55Hz double amplitude 5.0mm
500m/s² (11 ± 1ms)
1,000m/s² (6 ± 1ms)
Approximately 1.5 g
* Minimum switching loads mentioned above are reference values. Please perform the confirmation test with actual
load before production since reference values may vary according to switching frequencies, environmental conditions
and expected reliability levels.
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NA
SERIES
FTR-K1
SERIES
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COIL RATING
Standard type
Coil
Code
1.5
3
4.5
5
6
9
12
18
24
48
Rated Coil
Voltage
(VDC)
1.5
3
4.5
5
6
9
12
18
24
48
Coil Resistance
+/- 10% (Ohm)
16.1
64.3
145
178
257
579
1,028
1,620
2,880
7,680
Must Operate
Voltage
(VDC) *
+1.13
+2.25
+3.38
+3.75
+4.5
+6.75
+9
+13.5
+18
+36
Must Release-
Max. Coil Voltage
Voltage
(VDC)
(VDC) *
+0.15
+0.3
+0.45
+0.5
+0.6
+0.9
+1.2
+1.8
+2.4
+4.8
3.6
7.2
10.8
12.0
14.4
21.6
28.8
36.0
48.0
84.0
200
300
140
Rated Power
(mW)
Single winding latching type
Coil
Code
1.5
3
4.5
5
6
9
12
18
24
Rated Coil
Voltage
(VDC)
1.5
3
4.5
5
6
9
12
18
24
Coil Resistance
+/- 10% (Ohm)
22.5
90
203
250
360
810
1,440
2,160
3,840
Set Voltage
(VDC) *
+1.13
+2.25
+3.38
+3.75
+4.5
+6.75
+9
+13.5
+18
Reset
Voltage
(VDC) *
-1.13
-2.25
-3.38
-3.75
-4.5
-6.75
-9
-13.5
-18
150
100
Rated Power
(mW)
Note: All values in the table are valid for 20°C and zero contact current.
* Specified operate values are valid for pulse wave voltage.
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NA
SERIES
FTR-K1
SERIES
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COIL RATING
Double winding latching type
Coil
Code
1.5
3
4.5
5
6
9
12
18
24
Rated Coil
Voltage
(VDC)
1.5
3
4.5
5
6
9
12
18
24
Coil Resistance
+/- 10% (Ohm)
P 11.25
S 11.25
P 45
S 45
P 101
S 101
P 125
S 125
P 180
S 180
P 405
S 405
P 720
S 720
P 1,080
S 1,080
P 1,920
S 1,920
+18
+18
P: Primary coil
S: Secondary coil
Set Voltage
(VDC) *
+1.13
Reset
Voltage
(VDC) *
+1.13
Rated Power
(mW)
+2.25
+2.25
+3.38
+3.38
+3.75
+3.75
+4.5
+4.5
+6.75
+6.75
+9
+9
+13.5
+13.5
300
200
Note: All values in the table are measured at 20°C and zero contact current.
* Specified values are measured with pulse wave voltage
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SAFETY STANDARDS
Type
UL
Compliance
UL 508, UL 1950
E 45026
CSA
C22.2 No. 14, No. 950
LR 35579
Contact rating
Flammability: UL 94-V0 (plastics)
0.5A, 125VAC (general use)
2A, 30VDC (resistive)
0.3A, 110VDC (resistive)
Complies to IEC60950-1; FCC part 68: Telcordia
(Relay is only marked with UL and CSA logo)
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FTR-K1
SERIES
NA
SERIES
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CHARACTERISTIC DATA
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