CB
Characteristics
Max. operating speed (at rated load)
Initial insulation resistance*
2
Initial breakdown voltage*
3
Between open contacts
Between contacts and coil
15 cpm
Min. 20 M
Ω
(at 500 V DC)
500 Vrms for 1 min.
500 Vrms for 1 min.
Max. 15 ms
Max. 15 ms
Min. 200 m/s
2
{20 G}
Min. 1,000 m/s
2
{100 G}
10 to 500Hz, Min. 44.1m/s
2
{4.5G}
10 to 2,000Hz, Min. 44.1m/s
2
{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
*
6
Half-wave pulse of sine wave: 11ms; detection time: 10
µ
s
*
7
Half-wave pulse of sine wave: 6ms
*
8
Detection time: 10
µ
s
*
9
Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 61)
Operate time*
4
(at nominal voltage)
Release time (without diode)*
4
(at nominal voltage)
Shock resistance
Vibration resistance
Conditions for operation, transport and storage*
9
(Not freezing and condensing at low temperature)
Unit weight
Remarks
* 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
×
50
µ
s according to JEC-212-1981
*
5
Excluding contact bounce time
Functional*
5
Destructive*
6
Functional*
7
Functional*
8
Ambient temp.
Humidity
TYPICAL APPLICATIONS
• Automotive system
• ABS, Head Lamp, Air conditioner
• Tracter, Combine
ORDERING INFORMATION
CB
1
F
T
R
M
12 V
Contact arrangement
1a: 1 Form A
1: 1 Form C
1aH: High contact
capacity*
1
(1 Form A)
Protective construction
Nil: Sealed type
F: Flux-resistant type
Heat resistant of types
Nil: Standard type
T: Heat resistant type*
2
Type classification
Nil: Standard type
D: with diode inside
R: with resistor inside
Mounting classification
Nil: Quick connect type
P: PC board type
M:Bracket type
Coil voltage (DC)
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)
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
380
NAIS [ NAIS(MATSUSHITA ELECTRIC WORKS) ]
