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HE-V 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.
Rated coil
voltage
Operate voltage*
(at 20°C)
Release voltage*
(at 20°C)
Rated operating
current
(±10%, at 20°C)
Coil resistance
(±10%, at 20°C)
Rated operating
power
Max. allowable
voltage
(at 55°C)
6 V DC Max. 70% V
of rated
coil voltage
(Initial)
Min. 5% V
of rated
coil voltage
(Initial)
320 mA 18.8 Ω 1,920 mW 110% V
of rated
coil voltage
9 V DC 213 mA 42.2 Ω
12 V DC 160 mA 75 Ω
15 V DC 128 mA 117 Ω
24 V DC 80 mA 300 Ω
*square, pulse drive

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Specifications

Item Specifications
Contact data Contact arrangement 2 Form A
Contact resistance
(initial)
Max. 100 mΩ (by voltage drop 6 V DC 1 A)
Max. 3 mΩ (by voltage drop 6 V DC 1 A, reference value)
Contact material AgNi type
Contact rating
(resistive)
20 A 800 V DC, 25 A 600 V DC (at contact connected in series)
20 A 400 V DC (at 1 Form A contact only)
Max. switching voltage 1,000 V DC
Max. switching current 25 A
Min. switching load
(reference value)
*1
100 mA 5 V DC
Insulation resistance (initial) Min. 1,000 MΩ
(at 1,000 V DC, Measured portion is the same as the case of dielectric strength.)
Short current (initial) Max. 300 A 1 ms (reference value)
Dielectric strength
(initial)
Between
open contacts
2,000 Vrms for 1 min (detection current: 10 mA)
Between
contact sets
4,000 Vrms for 1 min (detection current: 10 mA)
Between
contact and coil
5,000 Vrms for 1 min (detection current: 10 mA)
Surge withstand voltage (initial)*2 Between
contact and coil
10,000 V
Coil holding voltage *3 33 to 110% V (at -40 to 55°C: contact carrying current 25 A)
33 to 60% V (at -40 to 85°C: contact carrying current 25 A)
Time
characteristic
(initial)
Operate time Max. 30 ms at rated coil voltage (at 20°C, without bounce)
Release time Max. 10 ms at rated coil voltage (at 20°C, without bounce, without diode)
Shock
resistance
Functional 98 m/s2 (half-sine shock pulse: 11 ms, detection time: 10 μs)
Destructive 980 m/s2 (half-sine shock pulse: 6 ms)
Vibration resistance Functional 10 to 55 Hz (at double amplitude of 1 mm, detection time: 10 μs)
Destructive 10 to 55 Hz (at double amplitude of 1.5 mm)
Expected life Mechanical life Min. 106 (switching frequency: 180 times/min)
Conditions Conditions for usage,
transport and storage
*4
Ambient temperature: -40 to +55°C (when coil holding voltage is 33% to 110% of rated coil voltage)
-40 to +85°C (when coil holding voltage is 33% to 60% of rated coil voltage)
Humidity: 5 to 85% RH (Avoid icing and condensation)
Unit weight Approx. 120 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.
*3Coil holding voltage is the coil voltage after 100 ms following application of the nominal coil voltage.
*4For ambient temperature, please read "GUIDELINES FOR RELAY USAGE".

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Expected electrical life

1. Contact connected in series

Conditions: at 20°C (L/R ≦ 1 ms), switching frequency ON : OFF = 1 s : 9 s

Load Switching capacity Number of operations
Resistive load 20 A 600 V DC Min. 10 x 103
20 A 800 V DC Min. 103
25 A 600 V DC Min. 6 x 103
Overload 20 A 1,000 V DC Min. 10
Reverse direction -20 A 400 V DC Min. 103
Inrush resistance current 40 A 800 V DC Min. 103

2. 1 Form A contact only

Conditions: at 20°C (L/R ≦ 1 ms), switching frequency ON : OFF = 1 s : 9 s

Load Switching capacity Number of operations
Resistive load 20 A 300 V DC Min. 10 x 103
20 A 400 V DC Min. 103
Overload 20 A 500 V DC Min. 10
Reverse direction -20 A 200 V DC Min. 103
Inrush resistance current 40 A 400 V DC Min. 103

Recommended circuit

Positive polarity of load should be connected to pin 1 and pin 3, refer to the following circuit schematics.

1. Contact connected in series (BOTTOM VIEW)

2. 1 Form A contact only (BOTTOM VIEW)

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