General purpose miniature power relay

RoHS compliantCIseries
Power relay series pursuing reliability and safety

CI1U (tab terminal type)

CI1U (PCB terminal type)¥ Currently it is used for such purposesï Industrial equipment, Solar water heater, Factory automation equipment,Automation equipment, Commercial equipment
ï Various household appliancesï Ideal for air conditioners

DEC is a professional manufacturer of relays

Daiichi Electric Co., Ltd.
https://www.j-dec.co.jp

General purpose miniature power relay that can be used for a wide range of applications from control to power.

CI series¥ Features
ï Boasting high reliability and achievement, suitable for motor load of air conditioners compressor.
ï PCB type and TMP type (with tab terminal for contact and PCB terminal for coil and contact signal) are prepared.
ï Small size, easy to use 1-pole type, ideal for inverter power supply for air conditioners.

¥ Model numbering system

CIRated coil voltage: Numeric part indication
DC (V)ÿ 5, 12, 24
Coil typeDÿ DC
Number of contact poles 1ÿ 1 pole0
Shape indication 0Nilÿ Standard type ÿmake contact with #250 tab terminalÿO(Mÿÿ No tab terminal make contact¥ Safety standards
Contact rating

Contact rating

UL(C-UL)

20A 250V ACTUV

Making: 80A(cosÇ=0.7 300ms)

Breaking: 25A(cosÇ=0.9)

CQC

25A 250V AC

Electrical Appliances andMaterials Safety Act

Conformable250V AC¥ Coil ratings
Item
AC/DC

VoltageDCï Notesÿ51224

Rated current
ÿÿAÿCoil resistance
ÿ«ÿ

180
75
37.5

27.8
160
640

Operate voltage
ÿVÿ75% max.

Release voltage
Maximum voltageÿVÿÿVÿ
Ratio to rated voltage
5% min.

Powerconsumption
ÿÿÿ

110%

1. Rated current and coil resistance are values at coil temperature of 20#, tolerance is 10%.
2. Operate voltage and release voltage are values at coil temperature of 20#.
3. Maximum voltage is the maximum value of the allowable voltage fluctuation range of the relay coil operating power supply
with the ambient temperature at 20#.

DEC is a professional manufacturer of relays

Daiichi Electric Co., Ltd.
https://www.j-dec.co.jp

0.9General purpose miniature power relay that can be used for a wide range of applications from control to power.

CI series¥ RatingsûPerformance
Specifications
Contactspecification

Ratings

Electricalcapability

Mechanicalcapability

LifeConditions foroperation
Mass

Item

PerformanceContact configuration
Contact resistanceContact material
Rated load (resistive load)
Max. switching capacity (resistive load)
Max. switching voltage
Max. switching current
Insulation resistance
Between coil and contact
Dielectricstrength
Between open contact
Impulse withstand voltage (between coil and contact)
Operate time (at rated voltage on, at 20#ÿRelease time (at rated voltage off, at 20#ÿMalfunction
Vibration
resistance Destruction
Malfunction
Shockresistance Destruction
Mechanical endurance (at 60 times/min)Electrical endurance (resistive load)ÿat 6 times/minÿ
Ambient temperatureAmbient humidity

1a100m« max. (at DC6V 1A)
Ag alloy
AC250V 20A
5000VA
AC250V
20A
100M« min. (at DC500V)
AC4000V 1 min
AC1000V 1 min
8500V min. (1.2¶50¿s)
20ms max. (excluding contact bounce time)
10ms max. (excluding contact bounce time)
10 to 55 to 10Hz ÿdouble amplitude 1.5mmÿ
10 to 55 to 10Hz ÿdouble amplitude 1.5mmÿ
100m/s 2
1000m/s 2
1 000 000 times min.
100 000 times min. ÿat rated loadÿ-20# to +60# (no freezing and condensing at low temperature)
5% to 85%RHapprox. 23g

ï Notes: The above is the initial value.

DEC is a professional manufacturer of relays

Daiichi Electric Co., Ltd.
https://www.j-dec.co.jp

General purpose miniature power relay that can be used for a wide range of applications from control to power.

CI series¥ Dimensions

CI1U (tab terminal type)¥ Schematics

Unit: mmTOLERANCES
ÿ1 mm: 0.2
1 to 5 mm: 0.3
ÿ5 mm: 0.4

¥ PCB mounting holes (tolerances0.1)

Unit: mm

¥ Dimensions

CI1U (PCB terminal type)¥ Schematics

Unit: mmTOLERANCES
ÿ1 mm: 0.2
1 to 5 mm: 0.3
ÿ5 mm: 0.4

¥ PCB mounting holes (tolerances0.1)

Unit: mm

DEC is a professional manufacturer of relays

Daiichi Electric Co., Ltd.
https://www.j-dec.co.jp

General purpose miniature power relay that can be used for a wide range of applications from control to power.

CI series
Reference data
¥ Maximum switching capacity
CI1U
100

Contact current (A)10AC resistive load

10.1
1

10100

1000

AC contact voltage (V)¥ Durability curve
CI1U

Number of operations¶104 times

1000

100

AC250V resistive load

1010246810121416182022

AC contact current (A)ï Please understand that specifications may be changed without notice due to product improvement etc. ï Dimensions and specifications indicate only major points. Please contact our sales representatives for details.

DEC is a professional manufacturer of relays

AgencyDaiichi Electric Co., Ltd.
Head office 22, Noge 3chome, Setagayaku, Tokyo 158-0092, Japan
Phone +81-3-3703-5421
Facsimile +81-3-3703-5426
U R L
https://www.j-dec.co.jp E-Mail: sales@j-dec.co.jp

202205