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DJ-H Relays

Coil data

  • Operating characteristics such as 'Operate voltage' and 'Release voltage' are influenced by mounting conditions, ambient temperature, etc.
    Therefore, please use the relay within ±5% of rated coil voltage.
  • 'Initial' means the condition of products at the time of delivery.

1.1 coil latching

Rated coil
voltage
Set voltage *
(at 20°C)
Reset voltage *
(at 20°C)
Rated operating
current
(±10%, at 20°C)
Coil resistance
(±10%, at 20°C)
Rated operating
power
Max. allowable
voltage
(at 20°C)
Set
coil
Reset
coil
Set
coil
Reset
coil
5 V DC Max. 75% V of
rated coil voltage
(Initial)
Max. 75% V of
rated coil voltage
(Initial)
200 mA 200 mA 25 Ω 25 Ω 1,000 mW 130% V of rated coil voltage
12 V DC 83.3 mA 83.3 mA 144 Ω 144 Ω
24 V DC 41.7 mA 41.7 mA 576 Ω 576 Ω
*square, pulse drive

2.2 coil latching

Rated coil
voltage
Set voltage *
(at 20°C)
Reset voltage *
(at 20°C)
Rated operating
current
(±10%, at 20°C)
Coil resistance
(±10%, at 20°C)
Rated operating
power
Max. allowable
voltage
(at 20°C)
Set
coil
Reset
coil
Set
coil
Reset
coil
5 V DC Max. 75% V of
rated coil voltage
(Initial)
Max. 75% V of
rated coil voltage
(Initial)
400 mA 400 mA 12.5 Ω 12.5 Ω 2,000 mW 130% V of rated coil voltage
12 V DC 166.7 mA 166.7 mA 72 Ω 72 Ω
24 V DC 83.3 mA 83.3 mA 288 Ω 288 Ω
*square, pulse drive

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Specifications

Item Specifications
Contact data Contact arrangement 1 Form A
Contact resistance
(initial)
Max. 20 mΩ (by voltage drop 24 V DC 1 A)
Contact material AgSnO2 type
Contact rating
(resistive)
50 A 277 V AC
Max. switching power
(resistive)
13,850 VA(50 A 277 V AC)
Max. switching voltage 480 V AC
Max. switching current 50 A(AC)
Min. switching load
(reference value) *1
100 mA 5 V DC
Insulation resistance (initial) Min. 1,000 MΩ
(at 500 V DC, Measured portion is the same as the case of dielectric strength.)
Dielectric
strength (initial)
Between
open contacts
1,500 Vrms for 1 min (detection current: 10 mA)
Between
contact and coil
4,000 Vrms for 1 min (detection current: 10 mA)
Surge withstand
voltage (initial) *2
Between
contact and coil
12,000 V
Time
characteristics
(initial)
Set time Max. 20 ms at rated coil voltage (at 20°C, without bounce)
Reset time Max. 20 ms at rated coil voltage (at 20°C, without bounce)
Shock
resistance
Functional 100 m/s2 (half-sine shock pulse: 11 ms, detection time: 10 µs)
Destructive 1,000 m/s2 (Half-wave pulse of sine wave: 6 ms)
Vibration
resistance
Functional 10 to 55 Hz (at double amplitude of 1.5 mm, detection time: 10 µs)
Destructive 10 to 55 Hz (at double amplitude of 2 mm)
Expected life Mechanical life Min. 106 (switching frequency: 180 times/min)
Conditions Conditions for usage,
transport and storage
*3
Ambient temperature: -40 to +85°C
(Allowable temperature is from -40 to +70°C at our standard packing condition.)
Humidity: 5 to 85% RH
(Avoid icing and condensation)
Unit weight Approx. 31 g
*1This value can change due to the switching frequency, environmental conditions, and desired reliability level, therefore it is recommended to check this with the actual load.
*2Wave is standard shock voltage of ±1.2 x 50 µs according to JEC-212-1981
*3For ambient temperature, please read "GUIDELINES FOR RELAY USAGE".

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Expected electrical life

Conditions: Switching frequency ON : OFF = 1 s : 9 s

Type Load Switching capacity Number of operations
1 Form A Resistive load 25 A 277 V AC Min. 100 x 103
50 A 277 V AC Min. 10 x 103
Inrush resistance
current load
Tungsten load 2,400 W 120 V AC Min. 25 x 103
(switching frequency ON : OFF = 1 s : 59 s)
Electronic ballast load 20 A 277 V AC Min. 6 x 103
Capacitive load
(IEC 60669-1)
20 A 250 V AC 200 µF Min. 30 x 103

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Inrush load (Electrical life diagram)

Load Tungsten load Electronic ballast load Capacitive load (IEC 60669-1)
Switching capacity 2,400 W 120 V AC 20 A 277 V AC 20 A 250 V AC 200 µF
Load voltage 120 V AC (60 Hz) 277 V AC (60 Hz) 250 V AC (60 Hz)
Load current Inrush: 250 AO-P,
Steady-state: 20 Arms
Inrush: 480 AO-P,
Steady-state: 16 Arms
Inrush: 400 AO-P,
Steady-state: 20 Arms
Circuit
Inrush current
waveform

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