SONG CHUAN
305
Features
ϭ DPDT ; 4PDT General Purpose Power Relay.
ϭDC / AC Coil.
ϭ10A 24VDC/250VAC ; UL, CSA/CUS Approvals.
ϭWith position indicator and manual override.
ϭOptional LED and protection diode.
ϭComply with RoHS-Directive 2002/95/EC.
German Technology
Type List
Terminal
Contact
Designation
style
form
(provided with)
2C
(DPDT)
LED
Quick terminal
4C
(4PDT)
Enclosure style
Dust cover with
Dust cover with manual
lockable manual
305-2CC-D-1
305-2CC-DM-1
Diode & LED
305-2CC-D-4
305-2CC-DM-4
LED
305-4CC-D-1
305-4CC-DM-1
Diode & LED
305-4CC-D-4
305-4CC-DM-4
Ordering Information
305
1
-
4C C
2 3
- DM 4
1. 305
-- Basic series designation
2. 2C
4C
-- Double pole double throw
-- Four pole double throw
5
5. Blank
1
2
3
3. C
CA
-- Contact material AgNi
-- Contact material AgNi + Au plating
4. D
DM
-- Dust cover with manual
-- Dust cover with lockable manual
Contact Rating
212
Rated load (resistive)
10A / 250VAC
Max. switching current
20A
Max. switching capacity
2000VA
4
5
-- Without special features
-- Coil parallel with LED
-- Co il parallel with diode, the positive
poleϚ+ϛon #14 terminal
-- Coil parallel with diode, the negative
poleϚ-ϛon #14 terminal
-- Coil parallel with diode & LED, the
positive pole
Ϛ+ϛon #14 terminal
-- Coil parallel with diode & LED, the
negative poleϚ-ϛon #14 terminal
SONG CHUAN
305
Coil Rating (DC)
Rated
Rated current
Coil resistance Max. continuous
Pick up
Drop out
Power consumption
voltage
̈́10 % at 23°C
̈́10 % at 23°C
voltage
voltage(Max)
voltage(Min)
at rated
(V)
(mA)
(7)
at 60°C
at 23°C
at 23°C
voltage
12
83.9
143
24
41.7
576
48
21.3
2,250
110 % of
80% of
5% of
60
18.6
3,225
rated
rated
rated
110
9.1
12,100
voltage
voltage
voltage
125
8.8
14,200
220
5.0
44,230
approx. 1.0W
Coil Rating (AC)
Rated
Coil resistance
Max. continuous
Pick up
Drop out
Power consumption
voltage
̈́10 % at 23°C
voltage
voltage(Max)
voltage(Min)
at rated
(V)
(7)
at 60°C
at 23°C
at 23°C
voltage
12
46.5
24
177
48
762
110 % of
85% of
15% of
60
1,200
rated
rated
rated
115
4,570
voltage
voltage
voltage
120
4,570
220/230/240
19,040
approx. 0.98VA
Specification
Contact material
AgNi alloy
(1)
Contact resistance
Operate time
(1)
Release time
(1)
10 ms Max.
10 ms Max.
Insulation resistance
Dielectric strength
100m7 Max. (1A(100mA for Au-plating contact)/6VDC by 4 pipes m7 meter)
(1)
1,000 M7 Min. (DC 500V)
(1)
Between open contact
: AC 1000V , 50/60Hz 1 min.
Between contact and coil
: AC 2500V , 50/60Hz 1 min.
Between contact circuits
: AC 2000V , 50/60Hz 1 min.
Vibration resistance
Operating extremes
30 ~ 100Hz , NC>2G,NO>10G
Life expectancy
Mechanical
20,000,000 operations
(frequency 18,000 operations/hr)
-40 ~ +60°C (no freezing)
Operating ambient temperature
Weight
Approx. 33g
NoteΚ(1) initial value
Safety Approval
Certified
UL
CSA / CUS
File No.
E74321
171397
Safety Approval Rating
UL
CSA / CUS
10A 24VDC / 250VAC
1/6HP 120VAC / 240VAC
10A 24VDC / 250VAC
213
SONG CHUAN
305
6
5.5
(0.217)
0.5
3.6
(0.020)
(0.142)
4.2
(0.165)
4.4
6.35
(0.250)
6.35
(0.236)
37.4
(1.472)
(1.709)
43.4
Outline Dimensions
4.1
(0.173)
4.4
(0.161)
4.4
(0.173)
(0.173)
(0.250)
27.5
2.4
(1.083)
(0.094)
21
(0.827)
Wiring Diagram
BOTTOM VIEW
4C
2C
Engineering Data
Coil operating range AC
Coil operating range DC
220
220
200
200
0A
180
Coil voltage(%)
Coil voltage(%)
180
160
4Cx10A
140
2Cx10A
120
0A
160
140
120
With coil voltage 100%
Without coil voltage
100
100
80
Without coil voltage
80
60
0
20
40
60
80
60
100
0
20
40
Ambient temperature(°C)
80
100
Switching capability DC
Below limiting characteristic: service life of contacts
4
2 x 10 switching cycles (90 % operating)
resistive load
20
5
10
2
1
0,5
0,2
Max.DC load breaking capacity
300
Resistive load
200
Switching voltage (V)
10
Switching current in A
Service life of contact (x106)
Electrical Service Life AC
90 % operating
resistive load
condustive load
cosͫ= 0.4...0.7
5
2
1
0,5
100
four contact
Two contact
50
40
One contact
30
20
0,1
0,05
0,2
10
2
5
100
2
5
1000
Switching capacity in VA
214
60
Ambient temperature(°C)
————
2
5000
0,1
0
20
40
60
80
100 120 140 160 180 200
220
10
0.1
0.2
Switching voltage in V
All specifications subject to change.
Please contact Song Chuan for update. ————
0.5
1
2
Switching current(A)
5
10