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
#1This 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 (N.O.)
Typ. 9 m (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°C68°F)
30 A for 2 minutes,
20 A for 1 hour
(12 V, at 85°C185°F)
Min. switching capacity#1 1 A 12 V DC
Expected life
(min. operations)
Mechanical (at 120 cpm) Min. 107
Electrical
Resistive load Min. 105*1
Motor load Min. 2×105*2
Min. 105*3
Nominal operating power 640 mW
Max. operating speed
(at nominal switching capacity) 6 cpm
Initial insulation resistance*4Min. 100 M (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°C68°F)Max. 10 ms (initial)
Release time*6
(at nominal voltage)(at 20°C68°F)Max. 10 ms (initial)
Shock resistance Functional*7Min. 100 m/s2 {10G}
Destructive*8Min. 1,000 m/s2 {100G}
Vibration resistance
Functional*910 Hz to 100 Hz,
Min. 44.1 m/s2 {4.5G}
Destructive*10 10 Hz to 500 Hz,
Min. 44.1 m/s2 {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
*1At nominal switching capacity, operating frequency: 1s ON, 9s OFF
*2N.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
*3At 20A 14 V DC (Motor lock), operating frequency: 0.5s ON, 9.5s OFF
*4Measurement at same location as Initial breakdown voltage section
*5Detection current: 10mA
*6Excluding contact bounce time
*7Half-wave pulse of sine wave: 11ms; detection: 10µs
*8Half-wave pulse of sine wave: 6ms
*9Detection time: 10µs
*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).
XY
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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