SONG CHUAN
69
Relays Selection Chart
SONG CHUAN
845
69
Type List
Features
ϭLow cost and low profile miniature PCB Relays.
ϭUL/CUL, TUV approved.
ϭHigh rating 12A SPDT, 8A DPDT.
ϭ3.5mm & 5mm pinning are both available.
ϭStandard coil 700mW and high sensitivity coil 530mW.
ϭSPNC, SPNO, SPDT, DPNO, DPNC, DPDT contact
configurations.
ϭGeneral purpose application including UPS, power
supply controls, Home Appliances of heating element
controls, motor control for access control, etc.
ϭPC board type socket & hold down clips can be offered
with relay for automation control application.
ϬStandard Type
Designation
Terminal
style
Contact
form
High
capacity
UL Insulation
system approval Flux tight Sealed type Sealed type
washable
1A (SPNO) H ----------- 845H-1A-C 845H-1A-V 845H-1A-S
1C (SPDT) H ----------- 845H-1C-C 845H-1C-V 845H-1C-S
2A (DPNO) ----- ----------- 845-2A-C 845-2A-V 845-2A-S
2C (DPDT) ----- ----------- 845-2C-C 845-2C-V 845-2C-S
2A (DPNO) H ----------- 845H-2A-C 845H-2A-V 845H-2A-S
2C (DPDT) H ----------- 845H-2C-C 845H-2C-V 845H-2C-S
1A (SPNO) H F 845H-1A-F-C 845H-1A-F-V 845H-1A-F-S
1C (SPDT) H F 845H-1C-F-C 845H-1C-F-V 845H-1C-F-S
2A (DPNO) ----- F 845-2A-F-C 845-2A-F-V 845-2A-F-S
2C (DPDT) ----- F 845-2C-F-C 845-2C-F-V 845-2C-F-S
2A (DPNO) H F 845H-2A-F-C 845H-2A-F-V 845H-2A-F-S
PCB terminal
2C (DPDT) H F 845H-2C-F-C 845H-2C-F-V 845H-2C-F-S
ϬHigh Sensitivity Type
1A (SPNO) H ----------- 845HN-1A-C 845HN-1A-V 845HN-1A-S
1C (SPDT) H ----------- 845HN-1C-C 845HN-1C-V 845HN-1C-S
2A (DPNO) ----- ----------- 845N-2A-C 845N-2A-V 845N-2A-S
2C (DPDT) ----- ----------- 845N-2C-C 845N-2C-V 845N-2C-S
2A (DPNO) H ----------- 845HN-2A-C 845HN-2A-V 845HN-2A-S
2C (DPDT) H ----------- 845HN-2C-C 845HN-2C-V 845HN-2C-S
1A (SPNO) H F 845HN-1A-F-C 845HN-1A-F-V 845HN-1A-F-S
1C (SPDT) H F 845HN-1C-F-C 845HN-1C-F-V 845HN-1C-F-S
PCB terminal
ϭComply with RoHS-Directive 2002/95/EC.
Contact Rating
Ordering Information
Coil Rating (DC)
2A (DPNO) ----- F 845N-2A-F-C 845N-2A-F-V 845N-2A-F-S
2C (DPDT) ----- F 845N-2C-F-C 845N-2C-F-V 845N-2C-F-S
2A (DPNO) H F 845HN-2A-F-C 845HN-2A-F-V 845HN-2A-F-S
PCB terminal
2C (DPDT) H F 845HN-2C-F-C 845HN-2C-F-V 845HN-2C-F-S
845 H N - 1A - F - C
123456
1. 845 -- Basic series designation 2A -- Double pole normally open
2B -- Double pole normally closed
2. Blank -- Standard type 2C -- Double pole double throw
H -- High capacity type
5. Blank -- Standard type
3. Blank -- Standard type
F -- Class F
N -- High sensitivity type
6. C -- Flux tight
4. 1A -- Single pole normally open
V -- Sealed type
1B -- Single pole normally closed
S -- Sealed type washable
1C -- Single pole double throw
Load type (845H) 1A , 1B , 1C (845) 2A , 2B , 2C (ϡ) (845H) 2A , 2B , 2C
Rated load (resistive) 10A 240VAC 5A 240VAC 8A 240VAC
Max. switching current 10A 5A 8A
Max. switching voltage 277VAC 277VAC 277VAC
Max. switching capacity 2400VA 1200VA 1920VA
Rated
voltage
(V)
Rated current
p10 % at 23°C
(mA)
Coil resistance
p10 % at 23°C
(7)
Max. continuous
voltage
at 85°C
Pick up
voltage(Max)
at 23°C
Drop out
voltage(Min)
at 23°C
Power consumption
at rated
voltage
3 234 12.8
5 139 36
6 118 51
978 116
12 58 206
18 39 460
24 29 825
36 19.5 1850
48 15 3300
60 11.7 5100
110 6.4 17,230
160 % of
rated
voltage
75 % of
rated
voltage
10 % of
rated
voltage
approx. 0.7W
ϬStandard Type
SONG CHUAN
845
70
SONG CHUAN
845
71
Specification
Safety Approval
ϬHigh Sensitivity Type
Rated
voltage
(V)
Rated current
p10 % at 23°C
(mA)
Coil resistance
p10 % at 23°C
(7)
Max. continuous
voltage
at 85°C
Pick up
voltage(Max)
at 23°C
Drop out
voltage(Min)
at 23°C
Power consumption
at rated
voltage
3 176 17
5 105 47.7
688 68
9 60 150
12 44 275
18 29.5 610
24 22 1100
36 14.8 2440
48 11 4400
60 8.8 6800
170 % of
rated
voltage
80 % of
rated
voltage
10 % of
rated
voltage
approx. 0.53W
NoteΚ(1) initial value
Contact material Ag SnO alloy
Contact resistance (1) 100m7Max.
Operate time (1) 20ms Max.
Release time (1) 10ms Max.
Insulation resistance (1) 1000 M7 Min. (DC 500V)
Between open contact : AC 1000V , 50/60Hz 1 min.
Between contact and coil : AC 5000V , 50/60Hz 1 min.
Dielectric strength (1)
Between contact circuits : AC 3000V , 50/60Hz 1 min. (for 2pole only)
Operating extremes 10Д55Hz , amplitude 1.5 mm
Vibration resistance
Damage limit 10Д55Hz , amplitude 1.5 mm
Operating extremes 10G
Shock resistance
Damage limits 100G
10,000,000 operations
Mechanical
(frequency 18,000 operations/hr)
100,000 operations (
ϡ) 50,000 operations
Electrical
(frequency 1,200 operations/hr)
Operating ambient temperature -40°CД+85°C (no freezing)
Weight Approx. 14g
Life expectancy
Certified UL / CUL TUV
File No. E88991 R09754104
72
Safety Approval Rating(UL/CUL)
Safety Approval Rating(TUV)
Outline Dimensions
845 2A , 2B , 2C 845H 2A , 2B , 2C 845H 1A , 1B , 1C
5A 277VAC 8A 277VAC 12A 277VAC
5A 30VDC 8A 30VDC 12A 30VDC
1/8HP 125VAC/250VAC 1/4HP 125VAC/250VAC 1/2HP 125VAC/250VAC
TV-3 (NO contact only) TV-3 (NO contact only) TV-5 (NO contact only)
845 2A , 2B , 2C 845H 2A , 2B , 2C 845H 1A , 1B , 1C
5A 250VAC 8A 250VAC 12A 250VAC
5A 30VDC 8A 30VDC 12A 30VDC
3A 250VAC cosF 0.4 5A 250VAC cosF 0.4 10A 250VAC cosF 0.4
Ϭ845 1P
Ϭ845 2P
(0.039)
1
7.6
(0.299)
(0.138)
2.9
(0.114)
3.5
(0.138)
16.5
(0.650)
3.5
0.3
(0.012)
18.5
(0.728)(0.138)
3.5
29
(1.142)
(0.500)
12.7
(0.039)
1
7.6
(0.299)
(0.055)
1.4
0.3
(0.590)
15
(0.197)
5
(0.012)
18.5
(0.728)(0.138)
3.5
(0.197)
5
29
(1.142)
(0.500)
12.7
SONG CHUAN
845
SONG CHUAN
845
73
Wiring Diagram
BOTTOM VIEW
PC Board Layout
BOTTOM VIEW
1C 1B 1A
2C 2B 2A
1C 1A
1B 2C
2A 2B
(0.650)
16.5
(0.138)
3.5
1.3-5
(0.051)
(0.138)
3.5
(0.114)
2.9
(0.299)
7.6
(0.055)
(0.197)
51.4
15
(0.591) (0.197)
5
1.3-8
(0.051)
(0.299)
7.6
1.4
(0.787) (0.197)
20
(0.051)
1.3-6
(0.055)
5
(0.299)
7.6
6.4
(0.252)
(0.051)
(0.197)(0.591)
15 5
1.3-6
(0.299)
7.6
3.5
(0.138)
20.0
(0.787)
(0.114)
2.9
1.3-4
(0.051)
(0.299)
7.6
(0.299)
7.6
(0.252)
6.4
16.5
(0.650) (0.138)
3.5
1.3-4
(0.051)
74
Engineering Data
Ϭ845H-1P
Ϭ845-2P
Life expectancy
AC resistive load/Switching current(A)
10
02
6
Number of operations
5
10
10 7
4681012
240VAC
10 4
Temperature rise (ʨ)
20
60
50
40
30
10
% of Nominal Coil Voltage (at 23ʨ)
1008060 160140120 180
80
70
90
100
Coil temperature rise
10A 8A
90
Temperature rise (ʨ)
8A
% of Nominal Coil Voltage (at 85ʨ)
10
60 80
50
30
20
40
70
60
80
120100 140
10A
160 180
Coil temperature rise
100
90
Temperature rise (ʨ)
5A
% of Nominal Coil Voltage (at 85ʨ)
10
60 80
50
30
20
40
70
60
80
120100 140
8A
160 180
Coil temperature rise
100
Temperature rise (ʨ)
20
60
50
40
30
10
% of Nominal Coil Voltage (at 23ʨ)
1008060 160140120 180
80
70
90
100
Coil temperature rise
8A
5A
1
2
avg
min
max
0
14013012011090 10070 80 150 160
min
avg
max
180170
Operate time
Release time
15
14
13
12
11
8
6
9
7
5
3
4
10
Operate time/Release time
Time (ms)
% of Nominal coil voltage (at 23ʨ)
SONG CHUAN
845
———— All specifications subject to change. Please contact Song Chuan for update. ———— 75
Life expectancy(845H 2P)
AC resistive load/Switching current(A)
10
01
6
Number of operations
5
10
10 7
246810
240VAC
10 4
AC resistive load/Switching current(A)
Number of operations
Life expectancy(845 2P)
240VAC
10
0
4
10 5
1
10 6
10 7
246810
1
2
avg
min
max
0
14013012011090 10070 80 150 160
min
avg
max
180170
Operate time
Release time
15
14
13
12
11
8
6
9
7
5
3
4
10
Operate time/Release time
Time (ms)
% of Nominal coil voltage (at 23ʨ)
SONG CHUAN
845
