Patent No. 99206529.1
Features
Small size, light weight.
Low coil consumption.
PC board mounting.
Suitable for household electrical appliance, automation system, electronic equipment, instrument, meter,
telecommunication facilities and remote control facilities.
Ordering Information
NT78 C S 10
1
2
3
4
DC12V 0.6
5
6
4 Contact rating：5A,10A/14VDC；10A/120VAC；5A/250VAC
5 Coil rated Voltage(V)：DC:6,9,12,24
6 Coil power consumption：0.6:0.6W；0.8:0.8W
1 Part number：NT78
2 Contact arrangement：A:1A；B:1B；C:1C；U:1U
3 Enclosure：S: Sealed type；NIL: Dust cover
Contact Data
Contact Arrangement
Contact Material
Contact Rating (resistive)
1A SPSTNO
f1B
SPSTNC
f1C
SPDT(B-M)f1U SPSTNODM
Ag CdO Ag SnO
2
Ag SnO
2
In
2
O
3
NO:20A/14VDC 10A/120VAC,5A/250VAC
IU:2y10A/14VDC
NC:15A/14VDC,10A/120VAC,5A/250VAC
Motor load : 1/2HP 125VAC
Lamp load : TV-5
280W 1250VA
42VDC 380VAC
Max. Switching Current:20A
50m
Item 3.12 of IEC255-7
5
10
Item 3.30 of IEC255-7
10
7
Item 3.31 of IEC255-7
Max. Switching Power
Max. Switching Voltage
Contact Resistance or Voltage drop
Operation
Electrical
life
Mechanical
Coil Parameter
Coil voltage
VDC
Pickup
voltage
VDC(max)
(80%of rated
voltage )
4.8
7.2
9.6
19.2
4.8
7.2
9.6
19.2
release voltage
VDC(min)
(5% of rated
voltage)
0.30
0.45
0.60
1.20
0.30
0.45
0.60
1.20
0.8
10
5
0.6
10
5
Dash
numbers
Coil
resistance
±10%
Coil power
consumption
W
Operate
Time
ms
Release
Time
ms
Rated
006-600
009-600
012-600
024-600
006-800
009-800
012-800
024-800
6
9
12
24
6
9
12
24
Max.
6.6
9.9
13.2
26.4
6.6
9.9
13.2
26.4
60
135
240
960
45
102
180
720
CAUTION
:
1.The use of any coil voltage less than the rated coil voltage will compromise the operation of the relay.
2.Pickup and release voltage are for test purposes only and are not to be used as design criteria.
91
Ambient Temperature
Relative Humidity
Mass
-40~85
85% (at 20)
6g
IEC68-2-3Test Ca
Qualification inspection:
Perform the qualification test as specified in the table
of IEC255-19-1 and minimum sample size 24.
Safety approvals
Safety approval
Load
UL
NO 20A/14VDC 10A/120VAC
NC 10A/14VDC
1/2HP 125VAC TV-5
CCEE
5A/250VAC
Dimensions (Unit: mm)
mm
0.4
0.5
1.1
1.3
1.4
1.45
2.5
3.5
5.0
10.2
12.3
14
15.7
>àçÇá
Dimensions
Mounting (Bottom views)
Wiring diagram (Bottom views)
0.016
0.020
0.043
0.051
0.055
0.057
0.098
0.138
0.197
0.401
0.848
0.551
0.618
NOTES
1).Dimensions are in millimeter.
2).Inch equivalents are given for general information only.
Reference Data
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