1
DS-BT
RELAYS
4,000 V BREAKDOWN
VOLTAGE DS RELAYS
TESTING
20.65
.813
10.5
.413
10.65
.419
FEATURES
•4,000 V breakdown voltage
•Reinforced insulation between coil and contacts
•Surge voltage withstand: 1500 V FCC Parts 68
SPECIFICATIONS
Contact
**
1
This value can change due to the switching frequency, environmental
conditions, and desired reliability level, therefore it is recommended to
check this with the actual load.
Coil
Characteristics
Arrangement 2 Form C 2 Form D
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)
50 m
Ω
Contact material Gold-clad silver
Rating
(resistive
load)
Nominal switching capacity
2 A 30 V DC 1 A 30 V DC
Max. switching power 60 W, 125 VA 30 W, 62.5 VA
Max. switching voltage 220 V DC, 250 V AC
Max. switching current 2 A 1 A
Min. switching capacity**
1
10
µA 10 mV DC
Electrical
life (min.
ope.)
Mechanical (at 180 cpm) 2
×10
7
10
6
Electrical (at 20 cpm) 2
×10
5
Arrangement 2 Form C 2 Form D
Nominal operating power 360 mW 540 mW
Arrangement 2 Form C 2 Form D
Max. operating speed 60 cpm at rated load
Initial insulation resistance*
1
Min. 100 M
Ω (at 500 V DC)
Initial
break-
down
voltage*
2
Between open contacts
750 Vrms
for 1 min.
500 Vrms
for 1 min.
Between contacts and coil
4,000 Vrms for 1 min.
Between contacts sets
750 V 500 V
FCC surge voltage between open
contacts
1,500 V
Operate time*
3
(at nominal volt-
age)
Approx. 3 ms
Release time (without diode)*
3
(at nominal voltage)
Approx. 2 ms
Temperature rise Max. 65
°C
Vibration
resistance
Functional*
4
10 to 55 Hz
at double amplitude of 3.3 mm
Destruction*
5
10 to 55 Hz
at double amplitude of 5 mm
Shock
resistance
Functional*
6
Min. 294 m/s
2
(30 G)
Destruction Min. 980 m/s
2
(100 G)
Conditions for oper-
ation, transport and
storage*
7
(Not freezing and
condensing at low
temperature)
Ambient
temp.
–40
°
C to +70
°
C
–40
°
F to +158
°
F
–40
°
C to +60
°
C
–40
°
F to +140
°
F
Humidity 5 to 85%R.H.
Unit weight Approx. 4.0 g 0.14 oz
Remarks
* Specifications will vary with foreign standards certification ratings.
*
1
Measurement at same location as "Initial breakdown voltage" section
*
2
Detection current: 10mA
*
3
Excluding contact bounce time
*
4
Half-wave pulse of sine wave: 11ms, detection time: 10
µs
*
5
Half-wave pulse of sine wave: 6ms
*
6
Detection time: 10
µs
*
7
Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT in catalog
TYPICAL APPLICATIONS
Modem
Facsimile
Telecommunication equipment
ORDERING INFORMATION
2DSBT M
Contact
arrangement
Sensitivity MBB function Coil voltage
2: 2 Form C or
2 Form D
DC 1.5, 3, 5,
6, 9, 12, 24 V
Nil: BBM (Form C)
2D: 2MBB
(2 Form D)
S: 360 mW
(2 Form C only)
M: 540 mW
(2 Form D only)
Note: Standard packing; Carton: 25 pcs. Case 1,000 pcs.
2D DC3V
mm inch
