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Business > Industrial Devices > Automation Controls Top > FA Sensors & Components > Timers / Counters / FA Componets > Time Switches > A-TB72/72Q Flat Time Switches (Flush-Mount Type, Direct Mount Type)(Discontinued Products) > Rating/ Performance

A-TB72/72Q Flat Time Switches (Flush-Mount Type, Direct Mount Type) (Discontinued Products)

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We are sorry, the products have been discontinued. Please refer to the details of the discontinued products and the recommended substitutes list below.

	June 30, 2023

Discontinued Products
Information

Rating/ Performance

Dimensions

Cautions For Use

Rating/ Performance

* Quartz power-failure compensation quartz motor type (A-TB72/72Q Flat Time Switches) have been discontinued on September 30, 2018.

Types	Drive system		AC motor type	Quartz power-failure compensation quartz motor type
Types	Voltage		100V AC, 110V AC, 120V AC 200V AC, 220V AC, 240V AC	100 to 240V AC
Rating	Frequency		50 / 60Hz (Switchable)	50 / 60Hz (Common)
	Power consumption		1.5W or less	1W or less
	Load	Circuit	Input / output separate circuit
		Manual ON / AUTO	Manual switch provided
		Capacity (Resistive load)	15A 250V AC
	Setting	System	Built-in setting element swing type
		Minimum unit	15-minute intervals
		Minimum range	15 minutes
		No. of setting	Max. 48 (ON / OFF)
	Power failure compensation		-	200 hours or more (at 25 ℃)
Time accuracy	Clock accuracy		Synchronous with power supply frequency	Monthly error: Within ±15 seconds (at 25 ℃)
Time accuracy	ON clock accuracy		±5 min. (at 25 ℃), not including time synchronization errors
Contact specifications	Contact arrangement		Flush mounting type: 1 Form A, Surface mounting type: 1 Form C
	Contact type		Solder / tab common terminal: Flush mounting type, Crimp terminal or bare wires: Surface mounting type
	Contact material		Silver alloy
Life	Mechanical life (contact)		10⁵ times or more
Life	Electrical life (at rated load)		2 x 10⁴ times or more (ON / OFF)
Electrical characteristics	Allowable operating voltage range		85 to 115% of rated voltage	80 to 110% of rated voltage
	Insulation resistance (initial)		More than 100MΩ between charged and uncharged sections More than 100MΩ between contacts (at 500V DC megger)
	Dielectric strength (initial)		Between charged and uncharged sections: 1,500V AC/1 min. Between contacts : 1,000V AC/1 min.
	Surge resistance		Surge voltage 7,000V (±1.2 x 50μs one time)
	Noise resistance		Noise simulator 2,000V	Noise simulator 1,000V
	Temperature rise		60℃ or less (at 25℃)
Mechanical characteristics	Malfunctional vibration		10 to 55Hz (amplitude: 0.3mm) for 10 minutes in each vertical, horizontal and lateral direction
	Destructive vibration		16.7Hz (amplitude: 4.0mm) for 1 hour in each vertical, horizontal and lateral direction
	Malfunctional shock		49m/s² {5G} or more, 4 times in each vertical, horizontal and lateral direction
	Destructive shock		490m/s² {50G} or more, 5 times in each vertical, horizontal and lateral direction
Ambient conditions	Ambient operating temperature		–10 ℃ to +50 ℃ +14 ℉ to +122 ℉
Ambient conditions	Ambient operating humidity		45 to 85% RH (non-condensing)
Weight ( ) denotes Surface mounting type			120 g 4.23 oz (190 g 6.70 oz)	100 g 3.53 oz (170 g 6.00 oz)