NHG RELAYS
NT90 (T90)
03001003503
R
E9930952E01
C
30.5
24.2
17
32.5
27.6
20.5
E160644
R2033977
Patent No.: 95213824.7 99218304.9
99312549.2 01311661.4 02110881.1
US
Features
Small size, light weight. Low coil power consumption, heavy contact load. Strong anti-shock and anti-vibration, high
reliability, long life.
PC board mounting.
Suitable for automobile, machine, electronic equipment, air conditioner and household appliances applications.
Ordering Information
NT90 R H
1
2
3
1
2
3
4
5
A S
4
5
DC12V C B 0.9
6
7
8
9
6 Coil rated voltage(V) AC:12,24,110,120,220
DC:3,5,6,9,12,15,18,24,48,110
7 Contact material C: AgCdO S: AgSnO
2
I: AgSnO
2
In
2
O
3
8 Resist heat class B:130
F:155
9 Coil power consumption 0.6:0.6W 0.9:0.9W
NIL:2VA
Part number NT90(T90)
Terminal R: without Pin 6 NIL: With Pin 6
Load H:30A N:40A
Contact arrangement 1A:1A 1B:1B 1C:1C
Enclosure S: Sealed type D: Dust cover
E: Covered O: Open type
Contact Data
Contact Arrangement
Contact Material
Contact Rating (resistive)
1A SPSTNO
1B(SPSTNC) 1C(SPDT(B-M))
AgCdO AgSnO
2
AgSnO
2
In
2
O
3
NO:30A/240VAC,14VDC;
NC:20A/240VAC;30A/14VDC
NO:40A/250VAC,30VDC; NC:30A/250VAC,30VDC (0.9W)
NO:30A/277VAC;NC:20A/277VAC
Motor load 2HP 250VAC 1.5HP 250V
Lamp load TV-5
Max. Switching Power
Max. Switching Voltage
Contact Resistance or Voltage drop
Operation
Electrical
life
Mechanical
1100W 7200VA
110VDC 250VAC
30m
5
10
10
7
Max. Switching Current:40A
Item 3.12 of IEC255-7
Item 3.30 of IEC255-7
Item 3.31 of IEC255-7
Coil Parameter
AC Coil Parameter
Rated voltage
VAC
Rated
current
mA
Pick up
voltage
VAC(max)
(75%of
rated
voltage)
9.0
18.0
82.5
90.0
165.0
Release
voltage
VAC(min)
(30%of
rated
voltage)
3.6
7.2
33.0
36.0
66.0
Dash
numbers
Coil
resistance
10%
Coil
power
Operate
Time
ms
Release
Time
ms
Rated
012AC
024AC
110AC
120AC
220AC
12
24
110
120
220
Max
15.6
31.2
143
156
286
187
95
20
16.5
6.4
27
120
2360
3040
13490
2VA
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.
NT90(T90)
Coil Parameter
DC Coil Parameter
Rated voltage
V
Pick up
voltage
V(max)
(75%of
rated
voltage)
Release
voltage
V(min)
(10%of
rated
voltage)
Dash
numbers
Coil
resistance
10%
Coil
power
W
Operate
Time
ms
Release
Time
ms
Rated
Max
003-900
005-900
006-900
009-900
012-900
015-900
018-900
024-900
048-900
110-900
3
5
6
9
12
15
18
24
48
110
3.9
6.5
7.8
11.7
15.6
19.5
23.4
31.2
62.4
143
10
28
40
90
160
250
360
640
2560
13445
2.25
3.75
4.50
6.75
9.00
10.25
13.50
18.00
36.00
82.50
0.3
0.5
0.6
0.9
1.2
1.5
1.8
2.4
4.8
11.0
0.9
15
10
003-600
005-600
006-600
009-600
012-600
015-600
018-600
024-600
048-600
110-600
3
5
6
9
12
15
18
24
48
110
3.9
6.5
7.8
11.7
15.6
19.5
23.4
31.2
62.4
143
15
42
60
135
240
375
540
960
3840
20167
2.25
3.75
4.50
6.75
9.00
10.25
13.50
18.00
36.00
82.50
0.3
0.5
0.6
0.9
1.2
1.5
1.8
2.4
4.8
11.0
0.6
15
10
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.
Operation condition
Insulation Resistance
Dielectric Strength
Between contacts
Between contact and coil
Shock resistance
Vibration resistance
Terminals strength
Solderability
Ambient Temperature
Relative Humidity
Mass
1000M
min (at 500VDC)
Item 7 of IEC255-5
Item 6 of IEC255-5
Item 6 of IEC255-5
IEC68-2-27 Test Ea
IEC68-2-6 Test Fc
IEC68-2-21 Test Ua1
IEC68-2-20 Test Ta method 1
IEC68-2-3 Test Ca
50Hz 1500V
50Hz 2500V 4000V without Pin 6
200m/s
2
11ms
10~55Hz double amplitude 1.5mm
10N
235
2
3 0.5s
-55~100
-55~125
85% (at 40 )
27g Open type 30g
Qualification inspection:
Perform the qualification test as specified in the table
of IEC255-19-1 and minimum sample size 24.
Ningbo
Huaguan
Relay Corporation LTD.
PCB Design
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