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AR1221 | SP Relays

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Product Number	SP2-L2-DC12V
Part Number	AR1221
Product name	SP Relays
Features	2 Form C 15 A, 4 Form C 10 A, Polarized power relays

* “ Product Number ” is ordering part number for non Japanese market. “ Part Number ” is ordering part number for Japanese market.

*	“ Product Number ” is ordering part number for non Japanese market. “ Part Number ” is ordering part number for Japanese market.

As of April 17, 2024
Specifications and design of the products are subject to change without notice for the product improvement.

Spec Detail

Item	Specifications
Product Number	SP2-L2-DC12V
Part Number	AR1221
Protective construction	Dust Cover
Operating function	2 coil latching
Terminal shape	Plug-in terminal
Accessories	Terminal and mounting board are available.
Standard packing Carton (pieces)	20
Standard packing Case (pieces)	200

Coil data

Item	Specifications
Rated coil voltage	12 V DC
Set voltage (at20°C)	Max. 70% V of rated coil voltage (Initial)
Reset voltage (at20°C)	Max. 70% V of rated coil voltage (Initial)
Rated operating current [±10%] (at 20°C)	Set coil: 25 mA Reset coil: 25 mA
Coil resistance [±10%] (at 20°C)	Set coil: 480 Ω Reset coil: 480 Ω
Rated operating power	300 mW
Max. allowable voltage (at 20°C)	150% V of rated coil voltage

Specifications

Item	Specifications
Contact arrangement	2 Form C
Contact shape	Twin
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 load)	15 A 250 V AC, 10 A 30 V DC
Max. switching power (resistive load)	3,750 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)
Min. switching load (reference value)	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)
Dielectric strength (Initial) : Between contact sets	3,000 Vrms for 1 min (detection current: 10 mA)
Dielectric strength (initial) : Between contact and coil	3,000 Vrms for 1 min (detection current: 10 mA)
Set time (Initial) (at 20°C) (Initial)	Max. 50 ms at rated coil voltage (without bounce)
Reset time (Initial) (at20°C)	Max. 50 ms at rated coil voltage (without bounce, without diode)
Shock resistance (Functional)	392 m/s² (half-sine shock pulse: 11 ms, detection time: 10 µs)
Shock resistance (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)
Vibration resistance (Destructive)	10 to 55 Hz (at double amplitude of 3 mm)
Mechanical life	Min. 50x10⁶ ope. (switching frequency: at 180 times/min)
Conditions	Ambient temperature: -50 to +60°C Humidity: 5 to 85% RH (Avoid icing and condensation)
Unit weight	Approx. 50 g

Expected electrical life

Item	Specifications
Resistive load	[switching frequency: at 20 times/min] Min. 100x10³ ope. 15 A 250 V AC Min. 100x10³ ope. 10 A 30 V DC

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Information on Compliance with Standards

Standard Name	Status	Information on Compliance
UL	Approval	File No.	E43028
		Rating	15A 250V AC 1/2 HP 125, 250V AC 10A 30V DC
		Remarks	-
		Last update	May 8, 2019
CSA	Approval	File No.	1065717
		Rating	15A 250V AC 1/2 HP 125, 250V AC 10A 30V DC
		Remarks	-
		Last update	March 29, 2023
VDE	Approval	File No.	40056310
		Rating	15A 250V AC (cosφ=1.0) 10A 30V DC
		Remarks	-
		Last update	February 28, 2023

Mark on products*

* The "Mark on products" field shows the standards' certificate type marked to products. Note that not all certified products have a certificate mark affixed to them.

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