E
RH Series
E-12
Key features of the RH series include:
• Compact midget size saves space
• High switching capacity (10A)
• Choice of blade or PCB style terminals
• Relay options include indicator light, check button, and top
• DIN rail, surface, panel, and PCB type sockets
mounting bracket
available for a wide range of mounting applications
Contact Material
Contact Resistance
Minimum Applicable
Load
Operating Time
Release Time
Maximum Continuous
Applied Voltage
(AC/DC) at 20°C
Minimum Operating
Voltage (AC/DC) at 20°C
Drop-Out Voltage (AC)
Drop-Out Voltage (DC)
Power
Consumption
Insulation Resistance
Dielectric Strength
Frequency Response
Temperature Rise
Vibration Resistance
Shock Resistance
Life Expectancy
Operating Temperature
Weight
Silver cadmium oxide
50m maximum (initial value)
24V DC/30mA, 5V DC/100mA
(reference value)
SPDT (RH1), DPDT (RH2): 20ms maximum
3PDT (RH3), 4PDT (RH4): 25ms maximum
SPDT (RH1), DPDT (RH2): 20ms maximum
3PDT (RH3), 4PDT (RH4): 25ms maximum
110% of the rated voltage
80% of the rated voltage
30% or more of the rated voltage
10% or more of the rated voltage
SPDT (RH1): DC: 0.8W
AC: 1.1VA (50Hz), 1VA (60Hz)
DPDT (RH2): DC: 0.9W
AC: 1.4VA (50Hz), 1.2VA (60Hz)
3PDT (RH3): DC: 1.5W
AC: 2VA (50Hz), 1.7VA (60Hz)
4PDT (RH4): DC: 1.5W
AC: 2.5VA (50Hz), 2VA (60Hz)
100M min (measured with a 500V DC megger)
SPDT (RH1)
Between live and dead parts: 2,000V AC, 1
minute; Between contact circuit and oper-
ating coil: 2,000V AC, 1 minute;
Between contacts of the same pole: 1,000V
AC, 1 minute
DPDT (RH2), 3PDT (RH3), 4PDT (RH4)
Between live and dead parts: 2,000V AC, 1
minute; Between contact circuit and oper-
ating coil: 2,000V AC, 1 minute;
Between contact circuits: 2,000V AC,
1 minute; Between contacts of the same
pole: 1,000V AC, 1 minute
1,800 operations/hour
Coil: 85°C maximum
Contact: 65°C maximum
0 to 6G (55Hz maximum)
SPDT/DPDT: 200N (approximately 20G)
3PDT/4PDT: 100N (approximately 10G)
Electrical: over 500,000 operations at 120V
AC, 10A; (over 200,000 operations at 120V
AC, 10A for SPDT [RH1], 3PDT [RH3], 4PDT
[RH4])
Mechanical: 50,000,000 operations
–30 to +70°C
SPDT: 24g, DPDT: 37g (approximately)
3PDT: 50g, 4PDT: 74g (approximately)
RH Series — General Purpose Midget Relays
Order standard voltages for fastest delivery. Allow extra delivery time for
non-standard voltages.
File No. B020813332452
UL Recognized
Files No. RH1 = E66043
Basic Part No.
RH2B-U
Ordering Information
RH2 = E66043
RH3 = E66043
RH4 = E55996
Relays
Coil Voltage:
AC110-120V
CSA Certified
File No.LR35144