RA1

• 1 Form A/C
• Rated current: 10 to 30 A
• High capacity, high endurance
• Without dust cover
• Flux-proof

Coil data
Coil input voltage 5/8/9/12/18/22/24/48 V DC
Coil power L Type: 900 mW, D Type: 1,000 mW
Response voltage < 75% (Room temp.)
Drop out voltage > 5% (Room temp.)
Operation time / Release time Less than 15 ms / less than 10 ms

Contact data
Contact numbers 1 Form A/C
Contact material Ag alloy
Max. switching voltage 28 V DC, 250 V AC
Max. swiching power A Type: 7,500 VA, C Type: N.O. 5,000 VA, N.C. 2,500 VA
Contact ratings A Type: 30 A 250 V AC, C Type: N.O. 20 A 250 V AC,
N.C. 10 A 250 V AC, 2HP 240 V AC
Contact resistence Max. 100 mΩ (1 A / 6 V DC)
Mechanical service life 1×107 times
Electrical Service life (AC1) 1×105 times

General data
Rated withstand impulse voltage (Coil / Contact) 4 kV AC / 1 min
Rated withstand impulse voltage (Between contacts) 1.5 kV AC / 1 min
Surge voltage 4 kV AC (1.2/50 μs)
Insulation Resistance 1,000 MΩ (500 V DC)
Vibration Malfunction 10~55 Hz (Amplitude 1.5 mm)
Endurance  10~55 Hz (Amplitude 1.5 mm)
Shock Malfunction 98 m/s2, Endurance 980 m/s2
Ambient temperature (Operation) -40~85 ℃ (No condensation)
Operating humidity 20~85%
Dimension L×W×H (mm) 32.0×27.0×20.0
Enclosure type Flux-proof, sealed
Mounting PCB
Weight (g) 26
Compliance certification number cULus:E345228, TUV:R50228669, CQC:CQCI2002078691

Model designation

Number of poles

Coil voltage

Coil power

Contact configuration

Contact material

Insulation class

Enclosure type

Special request
RA1 -1 12 D M * F -S XXX
RA1:A type case withPCB terminal 1:1 pole 05:5 V L:900 mW M:
1 Form A		 Blank:
AgSnO2		 Blank:
class A		 Blank:
flux-proof		 335:
08:8 V D:1000 mW Blank:
1 Form C		 4:AgNi F:class F S:sealed accordance withIEC60335-1
09:9 V
12:12 V
18:18 V
22:22 V
24:24 V
48:48 Vonly for AgNi contacts