943 Series Relay
FEATURES
●
Subminiature
”sugar
cube” relay with universal terminal footprint
●
Tracking resistance: CTI>250 available
●
Surge voltage 4,500V
●
UL & TUV safety approval.
●
TV-5 rated available.
●
UL Class F (155℃) coil insulation type available.
●
Nominal power 360 mw.
●
Operating power 200 mw
●
Heavy current up to 15 Amps.
●
Dielectric Strength (coil contact) 3KV available.
UL FILE NO: E162117
TUV FILE NO: R50048093
CQC FILE NO: CQC02001001785
VDE : In Process
CONTACT RATINGS
●Contact
Arrangement .......... 1 Form A (SPST-NO)
........... 1 Form C (SPDT)
●Max.
Switching Power........ 1750VA 210W
●Max.
Switching Voltage...... 250VAC 30VDC
●Max.
Switching Current...... 15A
●Contact
Resistance ..............
≤100mΩ(initial
value)
●Resistive
Load
1 Form A........................15A/125VAC 12A/125VAC
7A/250VAC/30VDC(UL Rated)
1 Form C……………… 12A/125VAC
……7A/250VAC
/30VDC(UL Rated)
……
6A/250VAC/30VDC
●Pilot
Duty Load…………1.5A Break 5.4A Inrush/277VAC
●Horse
Power Load...........FLA 5.8A / LRA 34.8A 240VAC
●TV
Rating ........................TV-5 (SPST- NO ONLY)
●Contact
Material ..............Ag Alloy
CHARACTERISTICS
●Electrical
Life………….…….1×10
5
(6A250VAC/30VDC)
●Mechanical
Life……………...1×10
7
●Contact
Resistance (Initial)….≤100mΩ
●Operate
Time………………...≤10ms
●Release
Time…………..….…≤5ms
●Insulation
Resistance………...Min. 1,000MΩ 500VDC
●Dielectric
Strength
............................... 50/60Hz 750VAC 1 min. (between open contacts)
……………………50/60Hz
1500VAC 1 min. (between contacts and coil)
●Surge
Strength......................... 4,500V(1.2X50μs)between contact and coil
●Vibration
Resistance………… Malfunction: 10 to 55Hz at Double Amplitude of 1.5mm
…………Destructive:
10 to 55Hz at Double Amplitude of 1.5mm
●Shock
Resistance….……….... Malfunction: 10G (11ms) / Destructive: 100G (6ms)
●Ambient
Temperature….…….-35℃½＋85℃
●Relative
Humidity…………….85% at 40℃
●Unit
Weight…………………...Approx. 10g
27
ORDERING INFORMATION
943 -
1
1A
2
-12
3
D
4
S
5
Enclosure………………..….. S = Sealed Type
Coil Type………………..…...D: DC
Coil Voltage………………….3~48V
Contact Arrangement………..1A = 1 Form A (SPST-NO)
..………..1C = 1 Form C (SPDT)
Model Number
……………...943
COIL RATINGS (at 20℃)
COIL
TYPE
Coil Nominal
Voltage (V)
3
5
6
DC
Standard Coils
9
12
18
24
48
Coil
Resistance
(Ω±10%)
25
70
100
225
400
900
1600
6400
Pick-Up
Voltage (V)
≤
2.25
3.75
4.5
6.75
9
13.5
18
36
Drop-Out
Voltage (V)
≥
0.3
0.5
0.6
0.9
1.2
1.8
2.4
4.8
Nominal
Current
(mA)
120
71
60
40
30
20
15
7.5
* Max Continuous Voltage at 20℃: 130% of Coil Nominal Voltage.
OUTLINE DIMENSIONS
Dimensions
Internal Connections
(Bottom View)
Drilling Plan
(Bottom View)
REMARK: Tolerance of outline dimensions:
±0.3(.012).
UNIT：mm (inch)
28
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