737
SONG CHUAN
Features
□
30A general purpose Power Relay.
□
SPDM, SPDB, SPDM+DB contact configurations.
□
AC & DC coils are both available.
□
Optional for anti-rotation tab, tapped core indicator
lamp & push-to-test button, flanged covers. (side flange
& top flange)
□
Comply with RoHS-Directive 2002/95/EC.
Type List
Terminal
style
Contact
form
1X(SPDM)
1Y(SPDB)
1Z (SPDM/B)
1X(SPDM)
------
Designation
Enclosure style
Open type
737-1X
737-1Y
737-1Z
------
Dust cover
737-1X-C
737-1Y-C
737-1Z-C
737-1X-C-L
737-1Y-C-L
737-1Z-C-L
737-1X-C-M
737-1Y-C-M
737-1Z-C-M
737-1X-C-T
737-1Y-C-T
737-1Z-C-T
737-1X-C-LT
737-1Y-C-LT
737-1Z-C-LT
737-1X-C-MT
737-1Y-C-MT
737-1Z-C-MT
Ears on cover
737-1X-C1
737-1Y-C1
737-1Z-C1
737-1X-C1-L
737-1Y-C1-L
737-1Z-C1-L
737-1X-C1-M
737-1Y-C1-M
737-1Z-C1-M
------
------
------
------
------
------
------
------
------
Antirotation-tab
737-1X-C2
737-1Y-C2
737-1Z-C2
737-1X-C2-L
737-1Y-C2-L
737-1Z-C2-L
737-1X-C2-M
737-1Y-C2-M
737-1Z-C2-M
737-1X-C2-T
737-1Y-C2-T
737-1Z-C2-T
737-1X-C2-LT
737-1Y-C2-LT
737-1Z-C2-LT
737-1X-C2-MT
737-1Y-C2-MT
737-1Z-C2-MT
Ears on top
737-1X-C3
737-1Y-C3
737-1Z-C3
737-1X-C3-L
737-1Y-C3-L
737-1Z-C3-L
737-1X-C3-M
737-1Y-C3-M
737-1Z-C3-M
737-1X-C3-T
737-1Y-C3-T
737-1Z-C3-T
737-1X-C3-LT
737-1Y-C3-LT
737-1Z-C3-LT
737-1X-C3-MT
737-1Y-C3-MT
737-1Z-C3-MT
Quick terminal
1Y(SPDB)
1Z (SPDM/B)
1X(SPDM)
1Y(SPDB)
1Z (SPDM/B)
1X(SPDM)
1Y(SPDB)
1Z (SPDM/B)
1X(SPDM)
Lamp
------
------
------
Manual
------
------
------
------
------
------
------
PCB terminal
1Y(SPDB)
1Z (SPDM/B)
1X(SPDM)
1Y(SPDB)
1Z (SPDM/B)
Lamp
------
------
------
Manual
------
------
Ordering Information
737
1
1. 737
2. 1X
1Y
1Z
-
1X
2
-
F
3
-
C1
4
-
M
5
3. Blank
F
4. Blank
C
-- Standard type
-- Class F
-- Open type
-- With cover
-- Basic series designation
-- Single pole double make
-- Single pole double break
-- Single pole double make/ break
0
SONG CHUAN
737
C1
C2
C3
-- With mounting ears on cover
-- With accessible mounting hole with
anti-rotation tab
-- Mounting Ears on top of cover
5. Blank
M
T
L
--
--
--
--
No special feature
With manual operator
Printed circuit board terminals
Pilot lamp
Contact Rating
Resistive load
Motor
30A 28VDC, 15A 600VAC, 30A 300VAC
1HP 120VAC, 1.5HP 200~600VAC
Coil Rating (DC)
Rated
voltage
(V)
6
12
1X
1Y
24
48
110
125
6
12
1Z
24
48
110
125
Rated current
10 % at 23°C
(mA)
188
100
51
27
11
12.5
250
125
63
31
11.5
13
Coil resistance Max. continuous
10 % at 23°C
( )
32
120
472
1800
10000
10000
24
96
384
1536
9600
9600
approx. 1.5W
110 % of
rated
voltage
80 % of
rated
voltage
10 % of
rated
voltage
approx. 1.2W
voltage
at 75°C
Pick up
at 23°C
Drop out
at 23°C
Power consumption
at rated
voltage
voltage(Max) voltage(Min)
Coil Rating (AC)
Rated
voltage
(V)
6
12
24
110
120
220
240
Coil resistance
10 % at 23°C
( )
4.2
18
72
1580
1700
5500
7200
110 % of
rated
voltage
85 % of
rated
voltage
30 % of
rated
voltage
approx. 3.0VA
Max. continuous
voltage
at 75°C
Pick up
voltage(Max)
at 23°C
Drop out
voltage(Min)
at 23°C
Power consumption
at rated
voltage
1
737
Specification
Contact material
Contact resistance
Operate time
Release time
(1)
(1)
(1)
(1)
SONG CHUAN
AgSnO alloy
50 m
Max.
25 ms Max.
20 ms Max.
1000 M
Min. (DC 500V)
:
AC 1600V , 50/60Hz 1 min.
:
AC 2200V , 50/60Hz 1 min.
:
AC 1000V , 50/60Hz 1 min.
10½55Hz , amplitude 2.0 mm
10½55Hz , amplitude 2.0 mm
10G
100G
10,000,000 operations
(frequency 18,000 operations/hr)
100,000 operations
(frequency 360 operations/hr)
-40½+75°C (no freezing)
Approx. 83 g
Between live parts & ground
Insulation resistance
Dielectric strength
(1)
Between contact and coil
Between open contact
Operating extremes
Damage limits
Operating extremes
Damage limits
Mechanical
Vibration resistance
Shock resistance
Life expectancy
Electrical
Operating ambient temperature
Weight
Note：(1) initial value
Safety Approval
Certified
File No.
UL
E88991
CSA
1664125
TUV
R50044822
Safety Approval Rating
UL
30A 28VDC
30A 300VAC
15A 600VAC
1HP 120VAC
1.5HP 200/240/480/600VAC
CSA
30A 28VDC
30A 300VAC
15A 600VAC
1HP 120VAC
1.5HP 200~600VAC
TUV
30A 250VAC (for 1X,1Z)
SONG CHUAN
737
Outline Dimensions
◆737
C
(0.252)
(1.496)
6.4
38
(1.870)
(0.346)
5.7
47.5
8.8
(0.224)
(0.437) (0.437)
11.1
11.1
(0.220)
(0.610)
◆737
C1
(2.750)
(2.500)
69.85
63.5
(1.870)
5.7
47.5
(0.224)
(0.346)
8.8
(0.157)
4
(0.626)
15.9
(1.370)
15.5
5.6
34.8
(0.437) (0.437)
11.1
11.1
(0.220)
(0.610)
(1.370)
15.5
34.8
5.6
(0.252)
(1.496)
6.4
38
◆737
C2
(0.157)
4
(0.126)
3.2
6-32TAP
(0.236)
(0.896)
22.75
(1.333)
33.85
(0.062)
1.57
737
◆737
C3
SONG CHUAN
(1.370)
(0.500)
34.8
12.7
φ
3.55
(0.140)
(0.437) (0.437)
11.1
(0.252)
(1.496)
(0.063)
1.6
(0.346)
8.8
11.1
(0.224)
(0.220)
(0.610)
5.7
5.6
(1.874)
47.6
15.5
◆737
M
(0.165)
◆737
T
4.2
(0.153)
(0.260)
3.9
(2.150)
54.61
(2.530)
(0.157)
64.26
6.4
38
(0.154)
3.9
(1.096)
27.85
(0.252)
6.4
(0.217)
5.5
BOTTOM VIEW
Wiring Diagram
1X
3
A
4
B
1Y
1
A
2
B
1Z
1
3
A
2
4
B
PC Board Layout
BOTTOM VIEW
1X
(0.445)
1Y
(0.224)
1Z
(0.437)
(0.437)
5.7
(0.437)
11.3
(0.437)
(0.437)
(0.437)
(0.831)
(0.220)
(0.224)
5.7
11.1
11.1
11.1
11.1
11.1
11.1
4
(0.047)
1.19
6.6
(0.610)
Ø1.6-4
(0.063)
Ø1.6-4
(0.063)
Ø1.6-6
(0.063)
(0.610)
21.1
15.5
15.5
5.6
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