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SP 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.Single side stable

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 20°C)
3 V DC Max. 70% V of rated coil voltage (Initial) Min. 10% V of rated coil voltage (Initial) 100 mA 30 Ω 300 mW 150% V of rated coil voltage
5 V DC 60.2 mA 83 Ω
6 V DC 50 mA 120 Ω
12 V DC 25 mA 480 Ω
24 V DC 12.5 mA 1,920 Ω
48 V DC 6.2 mA 7,700 Ω
*square, pulse drive

2.2 coil latching type

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
Set
coil
Reset
coil
3 V DC Max. 70% V
of rated coil
voltage
(Initial)
Max. 70% V
of rated coil
voltage
(Initial)
100 mA 100 mA 30 Ω 30 Ω 300
mW
300
mW
150% V of
rated coil
voltage
5 V DC 60.2 mA 60.2 mA 83 Ω 83 Ω
6 V DC 50 mA 50 mA 120 Ω 120 Ω
12 V DC 25 mA 25 mA 480 Ω 480 Ω
24 V DC 12.5 mA 12.5 mA 1,920 Ω 1,920 Ω
48 V DC 6.2 mA 6.2 mA 7,680 Ω 7,680 Ω
*square, pulse drive

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Specifications

Item Specifications
Contact data Contact arrangement 2 Form C 4 Form C
Contact resistance (initial) Max. 30 mΩ (by voltage drop 6 V DC 1 A)
Contact material Stationary contact: Au flashed AgSnO2 type
Movable contact: AgSnO2 type
Contact rating (resistive) 15 A 250 V AC, 10 A 30 V DC 10 A 250 V AC, 10 A 30 V DC
Max. switching power (resistive) 3,750 VA, 300 W 2,500 VA, 300 W
Max. switching voltage 250 V AC, 30 V DC (48 V DC: Max. 2 A)
Max. switching current 15 A (AC), 10 A (DC) 10 A (AC), 10 A (DC)
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 sets
3,000 Vrms for 1 min (detection current: 10 mA)
Between
contact and coil
3,000 Vrms for 1 min (detection current: 10 mA)
Time characteristics (initial) Operate (Set) time Max. 50 ms (Max. 50 ms) at rated coil voltage (at 20°C, without bounce)
Release (Reset) time Max. 20 ms (Max. 50 ms) at rated coil voltage (at 20°C, without bounce, without diode)
Shock resistance Functional 392 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 3 mm, detection time: 10 μs)
Destructive 10 to 55 Hz (at double amplitude of 3 mm)
Expected life Mechanical life Min. 50 x 106 ope. (switching frequency: at 180 times/min)
Conditions Conditions for usage,
transport and storage*2
Ambient temperature: -50 to +60°C
Humidity: 5 to 85% RH
(Avoid icing and condensation)
Unit weight Approx. 50 g Approx. 65 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.
*2For ambient temperature, please read "GUIDELINES FOR RELAY USAGE".

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Expected electrical life

Conditions: Resistive load, switching frequency at 20 times/min

Type Switching capacity Number of operations
2 Form C 15 A 250 V AC Min. 100 x 103 ope.
10 A 30 V DC Min. 100 x 103 ope.
4 Form C 10 A 250 V AC Min. 100 x 103 ope.
10 A 30 V DC Min. 100 x 103 ope.

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