NAIS CB1AH-D-12V High power automotive relay Datasheet

HIGH POWER
AUTOMOTIVE RELAY
FEATURES
26.5
1.043
22.0
.866
CB-RELAYS
• 40 A rating at 85°C 185°F
• ISO type terminals
• High shock resistance for drop test requirements
(2 meters 6.6 feet)
• Low temperature rise — all current carrying material
is copper.
• Quick connect and PC board type
25.5
1.004
22.0
.866
26.0
1.024
25.0
.984
mm inch
SPECIFICATIONS
Contact
(1) Standard type (12V coil voltage)
Arrangement
1 Form A
Nominal switching capacity
40 A 14 V DC
Rating
Max. switching current
(at 85°C 185°F)
Initial contact resistance, max.
Contact material
Mechanical (at 120 cpm)
Expected life
Electrical (at rated load)
40 A 14 V DC
High contact capacity
(1 Form A)
70 A 14 V DC (at 20°C 68°F)
50 A 14 V DC (at 85°C 185°F)
1 Form C
N.O.: 40 A 14 V DC
N.C.: 30 A 14 V DC
N.O.: 40 A 14 V DC
N.C.: 30 A 14 V DC
15mΩ
Silver alloy
Min. 106
Flux-resistant type: Min. 105*1
Sealed type: Min. 5 × 104
40 A 14 V DC
(2) Standard type (24V coil voltage)
Arrangement
Rating
1 Form A
Nominal switching capacity
20 A 28V DC
Max. switching current
(at 85°C 185°F)
20 A 28 V DC
1 Form C
N.O.: 20 A 28 V DC
N.C.: 10 A 28 V DC
N.O.: 20 A 28 V DC
N.C.: 10 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
Arrangement
Rating
12V coil voltage
1 Form C
N.O.: 35 A 14 V DC
35 A 14V DC
N.C.: 30 A 14 V DC
N.O.: 35 A 14 V DC
35 A 14 V DC
N.C.: 30 A 14 V DC
1 Form A
Nominal switching
capacity
Max. switching current
(at 85°C 185°F)
24V coil voltage
1 Form C
N.O.: 20 A 28 V DC
20 A 28 V DC
N.C.: 10 A 28 V DC
N.O.: 20 A 28 V DC
20 A 28V DC
N.C.: 10 A 28 V DC
1 Form A
*1 All other specifications are the same as those of standard type (12V coil voltage)
Coil
Arrangement
1 Form A,
1 Form C
High contact capacity
Coil voltage
12V DC
24V DC
12V DC
Nominal operating power
1.4W
1.8W
1.8W
379
CB
Characteristics
Max. operating speed (at rated load)
Initial insulation resistance*2
15 cpm
Min. 20 MΩ (at 500 V DC)
500 Vrms for 1 min.
500 Vrms for 1 min.
Max. 15 ms
Max. 15 ms
Min. 200 m/s2 {20 G}
Min. 1,000 m/s2 {100 G}
10 to 500Hz, Min. 44.1m/s2 {4.5G}
10 to 2,000Hz, Min. 44.1m/s2 {4.5G}
–40°C to +85°C –40°F to +185°F
(Heat resistant type: –40°C to +125°C –40°F to +257°F)
5 to 85% R.H.
Approx. 33 g 1.16 oz
Between open contacts
Between contacts and coil
Initial breakdown voltage*3
Operate time*4 (at nominal voltage)
Release time (without diode)*4 (at nominal voltage)
Functional*5
Destructive*6
Functional*7
Functional*8
Shock resistance
Vibration resistance
Conditions for operation, transport and storage*9
(Not freezing and condensing at low temperature)
Ambient temp.
Humidity
Unit weight
Remarks
*6 Half-wave pulse of sine wave: 11ms; detection time: 10µs
*7 Half-wave pulse of sine wave: 6ms
*8 Detection time: 10µs
*9 Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 61)
* Specifications will vary with foreign standards certification ratings.
*1 All other specifications are the same as those of standard type (12V coil voltage)
*2 Measurement at same location as "Initial breakdown voltage" section
*3 Detection current: 10 mA
*4 Wave is standard shock voltage of ±1.2 × 50µs according to JEC-212-1981
*5 Excluding contact bounce time
TYPICAL APPLICATIONS
• Automotive system
• ABS, Head Lamp, Air conditioner
• Tracter, Combine
ORDERING INFORMATION
CB
1
F
T
R
M
12 V
Contact arrangement
Protective construction
Heat resistant of types
Type classification
Mounting classification
Coil voltage (DC)
1a: 1 Form A
1: 1 Form C
1aH: High contact
capacity*1
(1 Form A)
Nil: Sealed type
F: Flux-resistant type
Nil: Standard type
T: Heat resistant type*2
Nil: Standard type
D: with diode inside
R: with resistor inside
Nil: Quick connect type
P: PC board type
M:Bracket type
12, 24 V
Note: Bulk pakage: 50 pcs.; Case: 200 pcs.
*1 High contact capacity type is available only for “Quick connect” and 12 V.
(See “1. Standard type in TYPES” Page 380)
*2 Heat resistant type with high contact capacity is not available.
(See “2. Heat resistant type in TYPES” Page 381)
TYPES
1. Standard type
Contact arrangement
Mounting classification
PC board type
1 Form A
Quick connect type
Bracket type
PC board type
1 Form C
Quick connect type
Bracket type
High contact capacity (1 Form A)
380
Quick connect type
Coil voltage, V DC
12V
24V
12V
24V
12V
24V
12V
24V
12V
24V
12V
24V
12V
Part No.
Sealed type
CB1a-P-12V
CB1a-P-24V
CB1a-12V
CB1a-24V
CB1a-M-12V
CB1a-M-24V
CB1-P-12V
CB1-P-24V
CB1-12V
CB1-24V
CB1-M-12V
CB1-M-24V
CB1aH-12V
Flux-resistant type
CB1aF-P-12V
CB1aF-P-24V
CB1aF-12V
CB1aF-24V
CB1aF-M-12V
CB1aF-M-24V
CB1F-P-12V
CB1F-P-24V
CB1F-12V
CB1F-24V
CB1F-M-12V
CB1F-M-24V
CB1aHF-12V
CB
2. Heat resistant type
Contact arrangement
Mounting classification
PC board type
1 Form A
Quick connect type
Bracket type
PC board type
1 Form C
Quick connect type
Bracket type
Coil voltage, V DC
12V
24V
12V
24V
12V
24V
12V
24V
12V
24V
12V
24V
Part No.
Sealed type
CB1a-T-P-12V
CB1a-T-P-24V
CB1a-T-12V
CB1a-T-24V
CB1a-T-M-12V
CB1a-T-M-24V
CB1-T-P-12V
CB1-T-P-24V
CB1-T-12V
CB1-T-24V
CB1-T-M-12V
CB1-T-M-24V
Flux-resistant type
CB1aF-T-P-12V
CB1aF-T-P-24V
CB1aF-T-12V
CB1aF-T-24V
CB1aF-T-M-12V
CB1aF-T-M-24V
CB1F-T-P-12V
CB1F-T-P-24V
CB1F-T-12V
CB1F-T-24V
CB1F-T-M-12V
CB1F-T-M-24V
COIL DATA (at 20°C 68°F)
Nominal
voltage,
V DC
Pick-up voltage,
V DC (max.)
Drop-out
voltage,
V DC (mim.)
Nominal
current,
mA (±10%)
Coil resistance,
Ω (±10%)
1 Form A
1 Form C
12
24
3 to 7
6 to 14
1.2 to 4.2
2.4 to 8.4
117
75
High contact
capacity
(1 Form A)
12
3 to 7
1.2 to 4.2
150
Contact
arrangement
103
320
Nominal
operating power,
W
1.4
1.8
Usable voltage
range,
V DC
10 to 16
20 to 32
80
1.8
10 to 16
mm inch
DIMENSIONS
1. PC board type
Schematic (Bottom view)
1a
25.0
.984
4.5
.177
1c
86
85
1.0
.039
2.15
6.3 .085
.248
26.0
1.024
22.0
.866
86
87
Including diode type, including load type also available.
Including diode
(1 Form A)
Including load
(1 Form C)
86
30
Sealed by epoxy resin
0.8
.031
86
30
8.4
.331
16.8
.661
87a*
87
85
8.0
.315
8.4
.331
17.9
.705
87
85
86
Venting
hole
87a
2.6
.102
85
Dimension:
Max. 1mm .039 inch:
1 to 3mm .039 to .118 inch:
Min. 3mm .118 inch:
87
87a
87
85
General tolerance
±0.1 ±.004
±0.2 ±.008
±0.3 ±.012
2. Quick connect type
Schematic (Bottom view)
1a
25.0
.984
4.0
11.0.157
.433
85
86
87
85
87a
87
Including diode type, including load type also available.
5-6.3
5-.248
26.0
1.024
1.7 dia.
.067 dia.
22.0
.866
Sealed by epoxy resin
Venting
hole
0.8
.031
1c
86
86
30
85
8.4
.331
87a*
87
8.0
.315
8.4
.331
17.9
.705
16.8
.661
2.6
.102
Dimension:
Max. 1mm .039 inch:
1 to 3mm .039 to .118 inch:
Min. 3mm .118 inch:
General tolerance
±0.1 ±.004
±0.2 ±.008
±0.3 ±.012
381
CB
3. Bracket type
mm inch
4.0±0.1
.157±.004
1.7
.067
16.0
.630
5.4±0.1 dia.
.213±.004
Schematic (Bottom view)
1a
6.0 16.0
.236 .630
1c
86
85
25.0
.984
86
87
87a
85
87
Including diode type, including load type also available.
4.0
11.0.157
.433
22.0
.866
5-6.3
5-.248
26.0
1.024
1.7 dia.
.067 dia.
Sealed by epoxy resin
0.8
.031
30
86
85
87a*
17.9
.705
2.6
.102
16.8
.661
Dimension:
Max. 1mm .039 inch:
1 to 3mm .039 to .118 inch:
Min. 3mm .118 inch:
8.4
.331
87
8.0±0.1
.315±.004
8.4
.331
General tolerance
±0.1 ±.004
±0.2 ±.008
±0.3 ±.012
4. High contact capacity type
Schematic (Bottom view)
86
25.5
1.004
30
87
85
4.0
.157 11.0
.433
15.0
.591
5.8
.228
2-6.3 ±0.08
2-.248 ±.003
26.5
1.043
4-1.7 dia. hole
4-.067 dia. hole
Sealed by epoxy resin
0.8
.031
22.0
.866
2-9.5±0.08
2-.374±.003
8.4
.331
86
1.2
.047
16.8
.661
30
Dimension:
Max. 1mm .039 inch:
1 to 3mm .039 to .118 inch:
Min. 3mm .118 inch:
87
85
8.4
.331
17.9
.705
2.6
.102
General tolerance
±0.1 ±.004
±0.2 ±.008
±0.3 ±.012
REFERENCE DATA
1. Coil temperature rise
2. Electrical life test (Motor load)
Tested sample: CB1aF-P-12V, 3pcs.
Ambient temperature: 85°C 185°F
Contact carrying current: 40A
Tested sample: CB1a-12V, 3pcs.
Load: 18A steady, Inrush 82A
Operating frequency: ON 2s, OFF 6s
180
120
90
60
Contact welding: 0 times
Miscontact: 0 times
6
5
Pick-up voltage
–x
4
3
Drop-out voltage
Max.
–x
Min.
2
Contact resistance, mΩ
150
Pick-up and drop-out voltage, V
Temperature rise, °C
5
7
40A
4
Max.
3
x
2
Min.
1
30
1
0
12
14
16
Coil applied voltage, V
0
0
0
5
No. of operations,
10
×104
0
5
10
No. of operations, ×104
For Cautions for use, see Relay Technical Information (Page 48 to 76).
382
9/1/2000
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