s
FEATURES
q
Ultra high sensitivity
q
High reliability-bifurcated contacts
q
Conforms to FCC rules and regulations Part 68
--Dielectric strength 1,500 VAC between coil and contacts
--Surge strength 1,500 V
q
UL, CSA recognized
q
Wide operating range
q
DIL pitch terminals
q
Plastic sealed type
q
Latching type available
q
Dial-pulse relay available
(a)
Series Name
RA : RA Series
(b)
Operation Function
Nil : Standard type
L : Latching type
(c)
Number of Coil
Nil : Single winding type
D : Double winding type
(d)
Nominal Voltage
Refer to the COIL DATA CHART
(e)
Contact
W : Bifurcated type
( f )
Enclosure
K : Plastic sealed type
Note: Actual marking omits the hyphen (-) of (*)
For movable and stationary contact with gold overlay type, add suffix ""-OH"".
s
SAFETY STANDARD AND FILE NUMBERS
UL478, 508 (File No. E45026)
C22.2 No. 14 (File No. LR35579)
Please request when the approval markings are required on the cover.
s
ORDERING INFORMATION
RA
L
D
12 W
K
[Example]
(a)
(b) (*) (c) (d) (e)
(f )
RA SERIES
MINIATURE RELAY
2 POLES--1 to 2 A
(FOR SIGNAL SWITCHING)
Nominal voltage
Contact rating
0.5 A
120 VAC
1.5 to 48 VDC
2 A 30 VDC
resistive
0.5 A 60 VDC
1
2
RA SERIES
s
SPECIFICATIONS
Standard Type
Single Winding Latching Type Double Winding Latching Type
Item
RA-( ) W-K
RAL-( ) W-K
RAL-D ( ) W-K
Contact
Arrangement
2 form C (DPDT)
Material
Gold overlay silver alloy
Style
Bifurcated
Resistance (initial)
Maximum 100 m
(at 1 A 6 VDC)
Rating (resistive)
0.5 A 120 VAC or 1 A 24 VDC
Maximum Carrying Current
2 A
Maximum Switching Power
60 VA, 24 W
Maximum Switching Voltage
250 VAC, 220 VDC
Maximum Switching Current
2 A
Minimum Switching Load*
1
0.01 mA 10 mVDC
Capacitance
Approximately 1.5 pF (between open contacts), 1.0 pF (adjacent contacts)
(10 MHz)
Approximately 1.7 pF (between coil and contacts)
Coil
Nominal Power (at 20
C)
0.15 to 0.2 W 0.075 to 0.2 W 0.15 to 0.2 W
Operate Power (at 20
C)
0.07 to 0.09 W 0.04 to 0.05 W
0.07 to 0.09 W
Operating Temperature
40
C to +80
C (no frost) (refer to the CHARACTERISTIC DATA)
Time Value
Operate (at nominal voltage)
Maximum 6 ms Maximum 6 ms (set)
Release (at nominal voltage)
Maximum 4 ms
Maximum 6 ms (reset)
Insulation
Resistance (at 500 VDC)
Minimum 1,000 M
between open contacts
1,000 VAC 1 minute
Dielectric
between adjacent contacts
1,500 VAC 1 minute
Strength
between coil and contacts
1,500 VAC 1 minute
Surge Strength
1,500 V
Life
Mechanical
2
10
7
operations minimum
Electrical
2
10
5
ops. min. (0.5 A 120 VAC), 5
10
5
ops. min. (1 A 24 VDC)
Other
Vibration Misoperation
10 to 55 Hz (double amplitude of 5.0 mm)
Resistance Endurance
10 to 55 Hz (double amplitude of 5.0 mm)
Shock Misoperation
500 m/s
2
(11
1 ms)
Resistance Endurance
1,000 m/s
2
( 6
1 ms)
Weight
Approximately 3.7 g
*
1
Minimum switching loads mentioned above are reference values. Please perform the confirmation test with the actual
load before production since reference values may vary according to switching frequencies, environmental conditions
and expected reliability levels.
3
RA SERIES
Nominal
Coil resistance
Must operate
Must release
Nominal
MODEL
voltage
(
10%)
voltage*
1
voltage*
1
power
RA-1.5 W-K
1.5 VDC
15
+1.0 VDC
+0.15 VDC
150 mW
RA- 3 W-K
3 VDC
60
+2.0 VDC
+0.3 VDC
150 mW
RA-4.5 W-K
4.5 VDC
135
+3.1 VDC
+0.45 VDC
150 mW
RA- 5 W-K
5 VDC
167
+3.4 VDC
+0.5 VDC
150 mW
RA- 6 W-K
6 VDC
240
+4.0 VDC
+0.6 VDC
150 mW
RA- 9 W-K
9 VDC
540
+6.1 VDC
+0.9 VDC
150 mW
RA- 12 W-K
12 VDC
960
+8.1 VDC
+1.2 VDC
150 mW
RA- 18 W-K
18 VDC
2,160
+12.3 VDC
+1.8 VDC
150 mW
RA- 24 W-K
24 VDC
2,880
+16.1 VDC
+2.4 VDC
200 mW
RA- 48 W-K
48 VDC
11,520
+32.2 VDC
+4.8 VDC
200 mW
s
COIL DATA CHART
Standard T
ype
Note: *
1
Specified values are subject to pulse wave voltage.
All values in the table are measured at 20
C.
Nominal
Coil resistance
Set
Reset
Nominal
MODEL
voltage
(
10%)
voltage*
1
voltage*
1
power
RAL-1.5 W-K
1.5 VDC
30
+1.0 VDC
1.0 VDC
75 mW
RAL- 3 W-K
3 VDC
120
+2.1 VDC
2.1 VDC
75 mW
RAL-4.5 W-K
4.5 VDC
270
+3.1 VDC
3.1 VDC
75 mW
RAL- 5 W-K
5 VDC
335
+3.4 VDC
3.4 VDC
75 mW
RAL- 6 W-K
6 VDC
480
+4.1 VDC
4.1 VDC
75 mW
RAL- 9 W-K
9 VDC
1,080
+6.3 VDC
6.3 VDC
75 mW
RAL- 12 W-K
12 VDC
1,920
+8.3 VDC
8.3 VDC
75 mW
RAL- 18 W-K
18 VDC
4,320
+12.5 VDC
12.5 VDC
75 mW
RAL- 24 W-K
24 VDC
5,760
+16.6 VDC
16.6 VDC
100 mW
RAL -48 W-K
48 VDC
11,520
+21.0 VDC
21.0 VDC
200 mW
RAL-D1.5 W-K
1.5 VDC
P 15
+1.0 VDC
150 mW
S 15
+1.0 VDC
RAL-D 3 W-K
3 VDC
P 60
+2.0 VDC
150 mW
S 60
+2.0 VDC
RAL-D4.5 W-K
4.5 VDC
P 135
+3.1 VDC
150 mW
S 135
+3.1 VDC
RAL-D 5 W-K
5 VDC
P 167
+3.4 VDC
150 mW
S 167
+3.4 VDC
RAL-D 6 W-K
6 VDC
P 240
+4.0 VDC
150 mW
S 240
+4.0 VDC
RAL-D 9 W-K
9 VDC
P 540
+6.1 VDC
150 mW
S 540
+6.1 VDC
RAL-D 12 W-K
12 VDC
P 960
+8.1 VDC
150 mW
S 960
+8.1 VDC
RAL-D 18 W-K
18 VDC
P 2,160
+12.3 VDC
150 mW
S 2,160
+12.3 VDC
RAL-D 24 W-K
24 VDC
P 2,880
+16.1 VDC
200 mW
S 2,880
+16.1 VDC
RAL-D 48 W-K
48 VDC
P 11,520
+32.2 VDC
200 mW
S 11,520
+32.2 VDC
Single Winding Latching
T
ype
Double Winding Latching
T
ype
P: Primary coil S: Secondary coil
Note: *
1
Specified values are subject to pulse wave voltage.
All values in the table are measured at 20
C.
4
RA SERIES
s
CHARACTERISTIC DATA
5
RA SERIES
s
REFERENCE DATA
6
RA SERIES
s
DIMENSIONS
q
Dimensions
q
Schematics
(Bottom View)
q
PC board mounting
hole layout
(Bottom View)
RA, RAL type (Non-latching type, single winding latching type)
RAL-D type (Double winding latching type)
Unit: mm
2003 Fujitsu Components America, Inc. All company and product names are trademarks or registered trademarks
of their respective owners. Rev. 02/12/2003
Japan
Fujitsu Component Limited
Gotanda-Chuo Building
3-5, Higashigotanda 2-chome, Shinagawa-ku
Tokyo 141, Japan
Tel: (81-3) 5449-7010
Fax: (81-3) 5449-2626
Email: promothq@ft.ed.fujitsu.com
Web: www.fcl.fujitsu.com
North and South America
Fujitsu Components America, Inc.
250 E. Caribbean Drive
Sunnyvale, CA 94089 U.S.A.
Tel: (1-408) 745-4900
Fax: (1-408) 745-4970
Email: marcom@fcai.fujitsu.com
Web: www.fcai.fujitsu.com
Europe
Fujitsu Components Europe B.V.
Diamantlaan 25
2132 WV Hoofddorp
Netherlands
Tel: (31-23) 5560910
Fax: (31-23) 5560950
Email: info@fceu.fujitsu.com
Web: www.fceu.fujitsu.com
Asia Pacific
Fujitsu Components Asia Ltd.
102E Pasir Panjang Road
#04-01 Citilink Warehouse Complex
Singapore 118529
Tel: (65) 6375-8560
Fax: (65) 6273-3021
Email: fcal@fcal.fujitsu.com
www.fcal.fujitsu.com
Fujitsu Components
International
Headquarter
Offices
PDF 
ZIP