SONG CHUAN
170
Contact Rating
Ordering Information
Type List
Features
□10A general purpose Power Relay with octal 8 & 11 pins
type.
□AC & DC coils are both available.
□SPDT, DPDT, TPDT of contact configurations.
□Optional to be equipped with lamp indicator or push-to-
test button.
Designation (provided with)
Terminal
style
Contact
formBlankLampManual Lamp & Manual
Open type
XA (SPDT)703XA703XAL703XAM703XALM703XAX
XB (DPDT)703XB703XBL703XBM703XBLM703XBX
XC (TPDT)703XC703XCL703XCM703XCLM703XCX
Quick terminal
XC-1 (TPDT)
(different contact)
703XC-1703XC-1L703XC-1M
703XC-1LM---------
703 XC L
123
1. 703 -- Basic series designation 3. Blank -- No special feature
L -- Pilot lamp
2. XA -- Single pole double throw、eight M -- Manual operator
pins terminal X -- Open type with solder terminals
XB -- Double pole double throw、eight 703XAX-Open type 、SPDT、3
pins terminal terminals
XC -- Three pole double throw、eleven 703XBX-Open type、DPDT、6
pins terminal terminals
XC-1 -- Three pole double throw、eleven pins 703XCX-Open type、3PDT、9
terminal (Different contact arrangement) terminals
Resistive load10A 28VDC, 10A 120VAC, 5A 240VAC
Motor1/6HP 120VAC, 1/3HP 240VAC
703
SONG CHUAN
171
Coil Rating (DC)
Coil Rating (AC)
Specification
Rated
voltage
(V)
Rated current
±10 % at 23˚C
(mA)
Coil resistance
±10 % at 23˚C
(Ω)
Max. continuous
voltage
at 70˚C
Pick up
voltage(Max)
at 23˚C
Drop out
voltage(Min)
at 23˚C
Power consumption
at rated
voltage
618832
12100120
2451472
120 % of
75 % of
10 % of
48271800
rated
rated
rated
approx. 1.2W
1101110000
voltage
voltage
voltage
12512.510000
Rated
voltage
(V)
Coil resistance
±10 % at 23˚C
(Ω)
Max. continuous
voltage
at 70˚C
Pick up
voltage(Max)
at 23˚C
Drop out
voltage(Min)
at 23˚C
Power consumption
at rated
voltage
66
1221
2485110 % of
85 % of30 % of
48350rated
rated
rated
approx. 2.0VA
1101980voltagevoltagevoltage
1202250
2208400
2409110
Contact material AgCdO alloy
Contact resistance (1) 50 mΩMax.
Operate time (1) 20 ms Max.
Release time (1) 20 ms Max.
Insulation resistance (1) 1000 MΩMin. (DC 500V)
Between live parts & ground :AC 1500V, 50/60Hz 1 min.
Dielectric strength
(1)
Between contact and coil :AC 1500V, 50/60Hz 1 min.
Between open contact :AC 500V, 50/60Hz 1 min.
Operating extremes 10～55Hz, amplitude 1.0 mm
Vibration resistance
Damage limits 10～55Hz, amplitude 1.5 mm
Operating extremes 10G
Shock resistance
Damage limits 100G
703
SONG CHUAN
172
Safety Approval
Safety Approval Rating
Outline Dimensions
Note：(1) initial value
10,000,000 operations
Mechanical
(frequency 18,000 operations/hr)
Life expectancy
100,000 operations
Electrical
(frequency 1,200 operations/hr)
Operating ambient temperature -45～+70˚C (no freezing)
Weight Approx. 79.2 g
Certified UL CSA FIMKO
File No. E88991 LR90143 193853-01
UL CSA FIMKO
10A 28VDC 10A 28VDC 10A 250VAC
10A, 1/6HP 120VAC 10A, 1/6HP 120VAC 5A 250VAC
5A, 1/3HP 240VAC 5A, 1/3HP 240VAC
◆703XA,703XB
◆703XC,703XC-1
(1.299)
33
35
(1.378)
(2.146)
54.5
(2.717)
69
(1.299)
33
35
(1.378)
(2.146)
54.5
(2.717)
69
703
SONG CHUAN
173
Wiring Diagram
BOTTOM VIEW
Engineering Data
XA XB XC XC-1
4
3
2
1
5
6
8
7
5
4
3
2
18
6
7
7
56
3
4
2
1
8
9
11
10
56
3
4
2
111
7
9
8
10
Operate time
110
Release time
% of Nominal coil voltage (at 23℃)
Operate time/Release time
90 10070
60 80
Time (ms)
8
12
16
140130120
20
24
4
Temperature rise (℃)
20
60
50
40
30
10
% of Nominal Coil Voltage (at 23℃)
1008060 160140120 180
80
70
90
100
Coil temperature rise
10A
5A
Life expectancy
AC resistive load/Switching current(A)
10
0 2
6
Number of operations
5
10
10 7
3 4 6 8 10
10 4
240VAC
120VAC
28VDC
130
Temperature rise (℃)
% of Nominal Coil Voltage (at 70℃)
70
20
30
40
50
5A
80 90 110100
Coil temperature rise
60
10A
120
703
