TESTING
4,000 V BREAKDOWN
VOLTAGE DS RELAYS
DS-BT
RELAYS
FEATURES
•4,000 V breakdown voltage
10.65
.419
20.65
.813
•Reinforced insulation between coil and contacts
•Surge voltage withstand: 1500 V FCC Parts 68
10.5
.413
mm inch
SPECIFICATIONS
Contact
Characteristics
Arrangement
2 Form C
2 Form D
50 mΩ
Gold-clad silver
2 A 30 V DC 1 A 30 V DC
Arrangement
2 Form C
60 cpm at rated load
Min. 100 MΩ (at 500 V DC)
2 Form D
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)
Max. operating speed
Initial insulation resistance*1
Contact material
750 Vrms
for 1 min.
500 Vrms
for 1 min.
Initial
Between open contacts
Nominal switching capacity
break-
down
voltage*2
Max. switching power
Rating
(resistive Max. switching voltage
60 W, 125 VA 30 W, 62.5 VA
220 V DC, 250 V AC
Between contacts and coil
Between contacts sets
4,000 Vrms for 1 min.
750 V
500 V
load)
Max. switching current
Min. switching capacity**1
2 A
1 A
FCC surge voltage between open
contacts
Operate time*3 (at nominal volt-
age)
Release time (without diode)*3
(at nominal voltage)
1,500 V
10 µA 10 mV DC
2×107
Electrical Mechanical (at 180 cpm)
life (min.
106
Approx. 3 ms
Electrical (at 20 cpm)
ope.)
2×105
Approx. 2 ms
**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.
Temperature rise
Max. 65°C
10 to 55 Hz
at double amplitude of 3.3 mm
Functional*4
Vibration
Coil
resistance
10 to 55 Hz
at double amplitude of 5 mm
Destruction*5
Arrangement
2 Form C
360 mW
2 Form D
540 mW
Nominal operating power
Functional*6
Shock
Min. 294 m/s2 (30 G)
Min. 980 m/s2 (100 G)
Remarks
resistance
Destruction
* Specifications will vary with foreign standards certification ratings.
*1 Measurement at same location as "Initial breakdown voltage" section
*2 Detection current: 10mA
Conditions for oper- Ambient
ation, transport and temp.
storage*7
–40°C to +70°C
–40°C to +60°C
–40°F to +158°F –40°F to +140°F
*3 Excluding contact bounce time
*4 Half-wave pulse of sine wave: 11ms, detection time: 10µs
*5 Half-wave pulse of sine wave: 6ms
(Not freezing and
condensing at low
Humidity
5 to 85%R.H.
*6 Detection time: 10µs
temperature)
*7 Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 61)
Unit weight
Approx. 4.0 g 0.14 oz
TYPICAL APPLICATIONS ORDERING INFORMATION
Modem
Facsimile
DSBT
2
M
2D
DC3V
Telecommunication equipment
Contact
arrangement
Sensitivity
S: 360 mW
MBB function
Coil voltage
Nil: BBM (Form C)
2D: 2MBB
2: 2 Form C or
2 Form D
(2 Form C only)
DC 1.5, 3, 5,
6, 9, 12, 24 V
M: 540 mW
(2 Form D only)
(2 Form D)
Note: Standard packing; Carton: 25 pcs. Case 1,000 pcs.
192