CR
SPECIFICATIONS
TWIN POWER SILENT
AUTOMOTIVE RELAY
CR RELAYS
18.5
.728
24.6
.969
17.0
.669
mm
inch
RoHS Directive compatibility information
http://www.nais-e.com/
FEATURES
• Silent
Noise has been reduced by
approximately 20 dB, using our own
silencing design.
• Twin (1 Form C
×
2)
Forward/reverse motor control is possible
with a single relay.
• Sealed construction
• Simple footprint enable ease of PC
board layout
Normally
Open
Common
Normally
Closed
Coil
Coil
Contact
Coil
#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.
Characteristics
Arrangement
1 Form C
×
2
Contact material
Ag alloy (Cadmium free)
Initial contact resistance (Initial)
(By voltage drop 6 V DC 1A)
Typ. 6 m
Ω
(N.O.)
Typ. 9 m
Ω
(N.C.)
Contact voltage drop
Max. 0.2V (at 10 A)
Rating
Nominal switching
capacity
N.O.: 20 A 14 V DC
N.C.: 10 A 14 V DC
Max. carrying current
35 A for 2 minutes,
25 A for 1 hour
(12 V, at 20
°
C
68
°
F
)
30 A for 2 minutes,
20 A for 1 hour
(12 V, at 85
°
C
185
°
F
)
Min. switching capacity
#1
1 A 12 V DC
Expected life
(min. operations)
Mechanical (at 120 cpm)
Min. 10
7
Electrical
Resistive load
Min. 10
5
*
1
Motor load
Min. 2
×
10
5
*
2
Min. 10
5
*
3
Nominal operating power
640 mW
Max. operating speed
(at nominal switching capacity)
6 cpm
Initial insulation resistance*
4
Min. 100 M
Ω
(at 500 V DC)
Initial breakdown
voltage*
5
Between open
contacts
500 Vrms for 1 min.
Between contacts
and coil
500 Vrms for 1 min.
Operate time*
6
(at nominal voltage)(at 20
°
C
68
°
F
)
Max. 10 ms (initial)
Release time*
6
(at nominal voltage)(at 20
°
C
68
°
F
)
Max. 10 ms (initial)
Shock resistance
Functional*
7
Min. 100 m/s
2
{10G}
Destructive*
8
Min. 1,000 m/s
2
{100G}
Vibration resistance
Functional*
9
10 Hz to 100 Hz,
Min. 44.1 m/s
2
{4.5G}
Destructive*
10
10 Hz to 500 Hz,
Min. 44.1 m/s
2
{4.5G}
Conditions for
operation, transport
and storage*
11
(Not freezing and
condensing at low
temperature)
Ambient
temperature
–40
°
C to +85
°
C
–40
°
F to +185
°
F
Humidity
5% R.H. to 85% R.H.
Mass
Approx. 12.5g
.44 oz
Remarks
*
1
At nominal switching capacity, operating frequency: 1s ON, 9s OFF
*
2
N.O.: at 5 A (steady), 25 A (inrush)/N.C.: at 20 A (brake) 14 V DC, operating
frequency: 0.5s ON, 9.5s OFF
*
3
At 20A 14 V DC (Motor lock), operating frequency: 0.5s ON, 9.5s OFF
*
4
Measurement at same location as “Initial breakdown voltage” section
*
5
Detection current: 10mA
*
6
Excluding contact bounce time
*
7
Half-wave pulse of sine wave: 11ms; detection: 10
µ
s
*
8
Half-wave pulse of sine wave: 6ms
*
9
Detection time: 10
µ
s
*
10
Time of vibration for each direction;
X, Y, direction: 2 hours
Z direction: 4 hours
*
11
Refer to Conditions for operation, transport and storage mentioned in AMBIENT
ENVIRONMENT.
Please inquire if you will be using the relay in a high temperature atmosphere
(110
°
C
230
°
F
).
X
Y
Z
TYPICAL APPLICATIONS
• Power windows
• Auto door lock
• Electrically powered sunroof
• Electrically powered mirror, etc.
ORDERING INFORMATION
Contact arrangement
Coil voltage(DC)
1 Form C
×
2
Standard packing: Carton(tube package) 32pcs. Case: 800pcs.
12 V
Ex. CR
2
12 V
–
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OPYRIGHT
Matsushita Electric Works, Ltd.
