JT-N
RELAYS
COMPACT ECONOMICAL
30 AMP. RELAY
FEATURES
• High switching capacity — 30 A for 1 Form A
• 2 contact arrangements — 1 Form A or 1 Form C
• Sealed and “TMP” types available
• UL/CSA recognized (PCB & TMP type: UL508 group A
spacing, UL873 spacing)
• Class F types standard for PCB & TMP type
PCB type
TMP type
SPECIFICATIONS
Contacts
Characteristics
PCB & TMP type
Arrangement
1 Form A
Initial contact
resistance, max.
(By voltage drop
method, 6 V DC 1
A)
Contact material
Max. switching power
Max. switchRating
ing voltage
Max. switching current
1 Form C
50 mΩ
Silver alloy
277 V AC
N.C.: 10 A
N.O.: 20 A
30 A
Min. 1×107
Expected life
Mechanical
Electrical
(Resistive load)
N.O.:
20 A 277 V AC
Min. 1×105*
N.C.:
10 A 277 V AC
Min. 1×105*
20 A 277 V AC
Min. 1×105*
* For sealed types, the life shown is for open venting-hole condition.
Coil at 20°C 68°F
Minimum operating power
Nominal operating power
Release time (without diode)*
(at nominal voltage)
Functional*4
Shock
resistance
Destructive*5
3
N.C.: 2770 VA
N.O.: 5440 VA
8310 VA
Initial insulation resistance*1
Between contacts
Initial
breakdown Between contacts
voltage*2 and coil
Operate time*3
(at nominal voltage)
PCB & TMP type
Approx. 450 mW
Approx. 800 mW
Vibration
resistance
Functional*6
Destructive
Ambient
Conditions for
operation, trans- temp.
port and storage*7
(Not freezing and
condensing at low Humidity
temperature)
Unit weight
PCB & TMP type
Min. 100 MΩ at 500 V DC
1,200 Vrms
2,500 Vrms
Max. 15 ms
Max. 10 ms
Min. 98 m/s2 {10 G}
Min. 980 m/s2 {100 G}
Max. 88.2 m/s2 {9 G}, 10 to 55 Hz
at double amplitude of 1.5 mm
Max. 117.6 m/s2 {12 G}, 10 to 55 Hz
at double amplitude of 2 mm
–55°C to +85°C –67°F to +185°F
5 to 85% R.H.
PCB type:
Approx. 25 g (.88 oz)
TMP type:
Approx. 30 g (1.06 oz)
Remarks
* Specifications will vary with foreign standards certification ratings.
*1 Measurement at same location as “Intial breakdown voltage” section
*2 Detection current: 10 mA
*3 Excluding contact bounce time
*4 Half-wave pulse of sine wave: 11ms; detection time: 10µs
*5 Half-wave pulse of sine wave: 6ms
*6 Detection time: 10µs
*7 Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 24).
TYPICAL APPLICATIONS
• Automotive
• Air conditioner
• Heating & ventilation
• Home appliance
118
JT-N
ORDERING INFORMATION
JT-N Relays (PCB and TMP type)
JTN
Contact
arrangement
1a
S
TMP
Protective
construction
1a: 1 Form A
1: 1 Form C
S: Sealed type
F
Mounting
classtification
DC12V
Coil insulation
PA: PCB type
(UL508)
TMP: TMP type
(UL508)
Coil voltage
DC 5, 6, 9, 12,
15, 18, 24 V
F: Class F
UL/CSA approved type is standard.
Note: DC rating is available for class A type. For the class A type, please consult us.
COIL DATA (at 20°C 68°F)
Nominal
Pick-up voltage,
Drop-out voltage,
voltage, V DC V DC (max.) (Initial) V DC (min.) (Initial)
5
3.75
0.5
6
4.5
0.6
9
6.75
0.9
12
9.0
1.2
15
11.25
1.5
18
13.5
1.8
24
18.0
2.4
Coil resistance, Ω (±10%)
Open
PCB & TMP
26
31
38
45
94
101
155
180
256
281
380
405
660
720
Nominal operating power, mW Max. allowable voltage,
V DC (at 70°C 158°F)
Open
PCB & TMP
962
800
6
947
800
7.2
862
800
10.8
930
800
14.4
879
800
18
853
800
21.6
873
800
28.8
DIMENSIONS
mm inch
1. PCB type
3.6±0.5
20.2±0.6 .142±.020
.795±.024
26.9±0.6
1.059±.024
1 Form A
Terminals
0.8×1.6
.031×.063
31.9±0.6
1.256±.024
3.6±0.5
20.2±0.6 .142±.020
.795±.024
26.9±0.6
1.059±.024
1 Form C
Terminals
2-0.8×1.6
2-.031×.063
31.9±0.6
1.256±.024
PC board pattern (Copper-side view)
2-2.1 dia.
2-.083 dia.
2.54
.100
Coil Terminals
2-0.6 dia.
2-.024 dia.
Terminal
1.14×1.14
.045×.045
Schematic (Bottom view)
15.24
.600
PC board pattern (Copper-side view)
3-2.1 dia.
3-.083 dia.
7.62
.300
Coil Terminals
2-0.6 dia.
2-.024 dia.
Terminal
1.14×1.14
.045×.045
Schematic (Bottom view)
15.24 2.54
.600 .100
3.81
.150
2. TMP type
0.8±0.1
.031±.004
0.8±0.1
.031±.004
2-1.1 dia.
2-.043 dia.
13.97
.550
17.78
.700
3.6±0.5
27.9±0.6 .142±.020
1.096±.024
27.4±0.6
1.079±.024
6.35±0.1
.250±.004
1 Form A
3.81
.150
2-1.1 dia.
2-.043 dia.
13.97
.550
17.78
.700
Terminals
0.8×1.6
.031×.063
Tolerance: ±0.1 ±.004
3.6±0.5
27.9±0.6 .142±.020
1.096±.024
27.4±0.6
1.079±.024
6.35±0.1
.250±.004
1 Form C
0.8±0.1
.031±.004
N.C.
N.O.
Terminals
2-0.8×1.6
2-.031×.063
N.C.
N.O.
32.2±0.6
1.268±.024
0.8±0.1
.031±.004
32.2±0.6
1.268±.024
COM
COM
Coil Terminals
2-0.6 dia.
2-.024 dia.
Terminal
1.14×1.14
.045×.045
PC board pattern (Copper-side view)
6.20±0.5
.244±.020
2-2.1 dia.
2-.083 dia.
2.54
.100
Schematic
10.93±0.5
.430±.020
Coil Terminals
2-0.6 dia.
2-.024 dia.
Terminal
1.14×1.14
.045×.045
PC board pattern (Copper-side view)
6.20±0.5
.244±.020
3-2.1 dia.
3-.083 dia.
Schematic
10.93±0.5
.430±.020
7.62
.300
N.C.
15.24
.600
15.24 2.54
.600 .100
N.O.
N.O.
COM
3.81
.150
13.97
.550
17.78
.700
COM
2-1.1 dia.
2-.043 dia.
3.81
.150
(Top view)
(Bottom view)
13.97
.550
17.78
.700
2-1.1 dia.
2-.043 dia.
(Top view)
(Bottom view)
Tolerance: ±0.1 ±.004
119
JT-N
REFERENCE DATA
1. Change of rate of pick-up and drop-out voltage (at 20°C 68°F)
2. Operate & release time (at 20°C 68°F)
3. Operate & release time (at 20°C 68°F)
Sample: JTN1S-TMP-F-DC24V (6 pcs.)
Sample: JTN1aS-PA-F-DC24V (6 pcs.)
40
Drop-out voltage
30
20
10
Pick-up voltage
–55 –35 –15 5 25 45 65 85 105
–67 –31 +5 +41
+113+149+185+221
+77
Ambient
–10
temperature, °C °F
–20
Time, ms
20
Operate time
10
–30
Max.
Min.
Max.
Min.
Release time
–40
0
80
90
100
110
Operate/release time, ms
Rate of
change, %
Sample: JTN1S-TMP-F-DC24V (6 pcs.)
20
Operate time
10
Max.
Min.
Release time
0
120
80
Coil applied voltage,%V
4. Distribution frequency of pick-up voltage
(at 20°C 68°F)
5. Distribution frequency of drop-out voltage
(at 20°C 68°F)
Sample: JTN1S-TMP-F-DC12V (30 pcs.)
Sample: JTN1S-TMP-F-DC12V (30 pcs.)
6.-(1) Coil temperature rise (TMP type)*
5
80
Temperature rise, °C
Distribution frequency
Distribution frequency
10
90
100 110 120
Coil applied voltage,%V
Ambient temperature: 20°C 68°F
Sample: JTN1aS-TMP-F-DC12V (6 pcs.)
15
15
Max.
Min.
10
5
20 A
60
10 A
40
20
0
0
7.3 7.5 7.7 7.9 8.1 8.3 8.5
0
3 3.2 3.4 3.6 3.8 4.0 4.2
Pick-up voltage, V
0
80
100
120
140
Coil applied voltage,%V
Drop-out voltage, V
* Coil temperature rise of sealed types are same as
data of the dust cover type.
Ambient temperature: 55°C 131°F
Sample: JTN1aS-TMP-F-DC12V (6 pcs.)
Ambient temperature: 85°C 185°F
Sample: JTN1aS-TMP-F-DC12V (6 pcs.)
10 A
40
20
20 A
60
10 A
40
80
100
120
140
Coil applied voltage,%V
0
20 A
60
10 A
40
20
20
0
Temperature rise, °C
60
0
80
80
20 A
Temperature rise, °C
Temperature rise, °C
80
Ambient temperature: 105°C 221°F
Sample: JTN1aS-TMP-F-DC12V (6 pcs.)
0
80
100
120
140
Coil applied voltage,%V
0
0
80
100
120
For Cautions for Use, see Relay Technical Information (Page 11 to 39).
120
140
Coil applied voltage,%V