HIGH POWER
AUTOMOTIVE RELAY
CB-RELAYS
FEATURES
• 40 A rating at 85°C 185°F
26.5
1.043
22.0
.866
• ISO type terminals
25.5
1.004
• High shock resistance for drop test requirements
(2 meters 6.6 feet)
• Low temperature rise — all current carrying material
is copper.
26.0
1.024
22.0
.866
• Quick connect and PC board type
25.0
.984
mm inch
SPECIFICATIONS
Contact
(1) Standard type (12V coil voltage)
High contact capacity
Arrangement
1 Form A
1 Form C
(1 Form A)
N.O.: 40 A 14 V DC
N.C.: 30 A 14 V DC
70 A 14 V DC (at 20°C 68°F)
50 A 14 V DC (at 85°C 185°F)
Nominal switching capacity
40 A 14 V DC
40 A 14 V DC
Rating
Max. switching current
(at 85°C 185°F)
N.O.: 40 A 14 V DC
N.C.: 30 A 14 V DC
40 A 14 V DC
Initial contact resistance, max.
Contact material
15mΩ
Silver alloy
Min. 106
Mechanical (at 120 cpm)
Flux-resistant type: Min. 105*1
Sealed type: Min. 5 × 104
Expected life
Electrical (at rated load)
(2) Standard type (24V coil voltage)
Arrangement
1 Form A
1 Form C
N.O.: 20 A 28 V DC
N.C.: 10 A 28 V DC
Nominal switching capacity
20 A 28V DC
Rating
Max. switching current
(at 85°C 185°F)
N.O.: 20 A 28 V DC
N.C.: 10 A 28 V DC
20 A 28 V DC
*1 All other specifications are the same as those of standard type (12V coil voltage)
(3) Heat resistant type (12V, 24V coil voltage)
Type
12V coil voltage
1 Form C
24V coil voltage
Arrangement
1 Form A
1 Form A
1 Form C
Nominal switching
capacity
N.O.: 35 A 14 V DC
N.C.: 30 A 14 V DC
N.O.: 20 A 28 V DC
N.C.: 10 A 28 V DC
35 A 14V DC
20 A 28 V DC
20 A 28V DC
Rating
Max. switching current
(at 85°C 185°F)
N.O.: 35 A 14 V DC
N.C.: 30 A 14 V DC
N.O.: 20 A 28 V DC
N.C.: 10 A 28 V DC
35 A 14 V DC
*1 All other specifications are the same as those of standard type (12V coil voltage)
Coil
Arrangement
Coil voltage
12V DC
Nominal operating power
1.4W
1.8W
1.8W
1 Form A,
1 Form C
24V DC
12V DC
High contact capacity
379
NAIS [ NAIS(MATSUSHITA ELECTRIC WORKS) ]
