731
SONG CHUAN
Features
□
10A general purpose Power Relay.
□
Both available 0.25 and 0.187 terminals.
□
SPDT, DPDT, TPDT contact configurations.
□
AC & DC coils are both available.
□
Optional for anti-rotation tab, tapped core, indicator
lamp & push-to-test button, flanged cover.
□
Comply with RoHS-Directive 2002/95/EC.
Type List
◆
731
Terminal
style
Contact
form
1A (SPNO)
1C (SPDT)
Enclosure style
Open type
731-SPNO
731-SPDT
731-DPNO
731-DPDT
731-TPNO
731-TPDT
Dust cover
731-SPNO-C
731-SPDT-C
731-DPNO-C
731-DPDT-C
731-TPNO-C
731-TPDT-C
Ears on cover
731-SPNO-C1
731-SPDT-C1
731-DPNO-C1
731-DPDT-C1
731-TPNO-C1
731-TPDT-C1
Antirotation
-tab
731-SPNO-C2
731-SPDT-C2
731-DPNO-C2
731-DPDT-C2
731-TPNO-C2
731-TPDT-C2
Ears on top
731-SPNO-C3
731-SPDT-C3
731-DPNO-C3
731-DPDT-C3
731-TPNO-C3
731-TPDT-C3
Quick terminal
2A (DPNO)
2C (DPDT)
3A (TPNO)
3C (TPDT)
◆
731H
Terminal
style
Contact
form
1A (SPNO)
1C (SPDT)
Quick terminal
2A (DPNO)
2C (DPDT)
3A (TPNO)
3C (TPDT)
Dust cover
731H-SPNO-C
731H-SPDT-C
731H-DPNO-C
731H-DPDT-C
731H-TPNO-C
731H-TPDT-C
Enclosure style
Ears on cover
731H-SPNO-C1
731H-SPDT-C1
731H-DPNO-C1
731H-DPDT-C1
731H-TPNO-C1
731H-TPDT-C1
Ears on top
731H-SPNO-C3
731H-SPDT-C3
731H-DPNO-C3
731H-DPDT-C3
731H-TPNO-C3
731H-TPDT-C3
Ordering Information
731
1
1. 731
H
2
-
TPDT
3
-
C
4
M
5
-
F
6
DPDT
DPNO
DPNC
TPDT
TPNO
TPNC
--
--
--
--
--
--
Double pole double throw
Double pole normally open
Double pole normally closed
Three pole double throw
Three pole normally open
Three pole normally closed
-- Basic series designation
2. Blank -- Standard type
H
-- High power type
3. SPDT -- Single pole double throw
SPNO -- Single pole normally open
SPNC -- Single pole normally closed
1
SONG CHUAN
731
4. Blank
C
C1
C2
C3
X
--
--
--
--
Open type without frame tab
With cover
With mounting ears on cover
With accessible mounting hole with
anti-rotation tab
-- Mounting Ears on top of cover
-- Open type with frame tab
5. M
T
L
6. Blank
F
-- With manual operator
-- Printed circuit board terminals
-- Pilot lamp
-- Standard type
-- Class F
Contact Rating
731
Resistive load
10A 28VDC
10A 240VAC
731H 1P、2P
20A 300VAC
25A 277VAC
731H 3P
16A 300VAC
20A 277VAC
Coil Rating (DC)
Rated
voltage
(V)
6
12
24
48
110
120
Rated current
10 % at 23°C
(mA)
188
100
51
27
11
12
Coil resistance Max. continuous
10 % at 23°C
( )
32
120
472
1800
10000
10000
140 % of
rated
voltage
75 % of
rated
voltage
10 % of
rated
voltage
approx. 1.2W
voltage
at 70°C
Pick up
voltage(Max)
at 23°C
Drop out
voltage(Min)
at 23°C
Power consumption
at rated
voltage
Coil Rating (AC)
Rated
voltage
(V)
12
24
110
SP
DP
115
120
220
230
240
Coil resistance
10 % at 23°C
( )
21
85
1700
1700
2250
7200
7200
9110
110 % of
rated
voltage
85 % of
rated
voltage
30 % of
rated
voltage
approx. 2.0VA
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
1
731
Coil Rating (AC)
Rated
voltage
(V)
12
24
110
TP
115
120
220
230
240
( )
18
72
SONG CHUAN
Coil resistance
10 % at 23°C
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
1300
1300
1700
5600
5600
7200
110 % of
rated
voltage
85 % of
rated
voltage
30 % of
rated
voltage
approx. 2.7VA
Specification
Contact material
Contact resistance
(1)
Operate time
Release time
(1)
(1)
(1)
AgSnO alloy
50 m
Max. (for 731)
100 m
Max.
(for 731H)
20 ms Max.
20 ms Max.
1000 M
Min. (DC 500V)
:
AC 500V , 50/60Hz 1 min.
:
AC 1000V , 50/60Hz 1 min.
(for 731)
(for 731H)
(for 731)
(for 731H)
(for 731)
(for 731H)
Between open contact
Insulation resistance
Dielectric strength
(1)
Between contact and coil
:
AC 1500V , 50/60Hz 1 min.
:
AC 2500V , 50/60Hz 1 min.
Between contact circuits
Operating extremes
Damage limits
Operating extremes
Damage limits
Mechanical
:
AC 1500V , 50/60Hz 1 min.
:
AC 2500V , 50/60Hz 1 min.
10½55Hz , amplitude 1.0 mm
10½55Hz , amplitude 1.5 mm
10G
100G
Vibration resistance
Shock resistance
10,000,000 operations (frequency 18,000 ops./hr)
100,000 operations (frequency 1,200 ops./hr) (for 731)
50,000 operations (frequency 360 ops./hr)
-45½+70°C (no freezing)
(for 731)
(for 731H)
(for 731H)
Life expectancy
Electrical
Operating ambient temperature
Weight
Note： (1) initial value.
AC coil : -45½+55°C (no freezing)
DC coil : -45½+65°C (no freezing)
Approx. 79.2 g
1
SONG CHUAN
731
731H
FIMKO
23797
UL / CUL
E88991
731H 3P
UL / CUL
16A 300VAC
20A 277VAC
1.5HP 240VAC
1HP 120VAC
Safety Approval
Certified
File No.
731
UL
E88991
CSA
1663800
Safety Approval Rating
731
UL、CSA
10A 240VAC
10A 28VDC
1/3HP 120VAC
1/2HP 240VAC
FIMKO
10A 250VAC
20A 300VAC
25A 277VAC
1.5HP 240VAC
1HP 120VAC
731H 1P、2P
Outline Dimensions
◆731
OPEN
(0.173)
4.4
(1.299)
33MAX
(2.000)
50.8
(0.209)
5.3
(0.299)
7.6
(0.327)
8.3
6.1
(0.165)
4.2
(0.240)
◆731
M
(0.437) (0.437)
(0.327)
(0.299)
11.1
11.1
(0.154)
(1.096)
27.85
(0.209)
3.9
5.3
7.6
8.3
(0.437) (0.437)
11.1
11.1
1
731
◆731
C
(1.496)
SONG CHUAN
(0.189)
38
4.8
(0.240)
6.1
(0.437) (0.437)
11.1
11.1
(1.378)
(0.020)
0.5
(0.209)
35
5.3
(1.874)
(2.169)
47.6
(0.295)
7.5
55.1
◆731
T
(0.417)
◆731
C2
10.6
(0.047)
1.2
(0.157)
4
(1.429)
36.3
◆731
C1
(2.750)
(2.500)
69.85
63.5
(0.327)
8.3
(0.299)
7.6
(0.156)
3.96
(0.437) (0.437)
(0.630)
16
11.1
11.1
(0.240)
6.1
(0.209)
5.3
00
(0.299)
7.6
(0.327)
8.3
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