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Contact Annunciator Relay Unit MYA (MYA-NA1 AC100/110)

[Features]
· Safety protective equipment optimized for centralized alarm system for all types of control circuits.
· Model MYA combines with model MY4 mini power relay to provide alarm functions for all types.
· In addition to being a small, plug-in type that saves space and allows for simple maintenance, there are 4 general varieties, so you can select the most appropriate for your needs.
· Lloyd's certified product (model MYM-LA12, -LB12 not included).

Part Number

Configured Part Number is shown.

MYA-NA1 AC100/110

Product Specifications
Part Numbers
Catalog

Relay Circuit Unit (Annunciator With Contacts) Specifications

Relay Number	Operating Method	Alarm Contact	Classification	-	Voltage (V)
2	Non-locking	a	With auxiliary contacts	Model MYA-NA2	AC 100/110, 200/220
			With auxiliary contacts	Model MYA-NA2	DC 24, 100/110
			Without auxiliary contacts	Model MYA-NA1	AC 100/110, 200/220
	Lock-in	a	With auxiliary contacts	Model MYA-LA2	AC 100/110, 200/220
			With auxiliary contacts	Model MYA-LA2	DC 24
			Without auxiliary contacts	Model MYA-LA1	AC 100/110, 200/220
			Without auxiliary contacts	Model MYA-LA1	DC 24
		b	With auxiliary contacts	Model MYA-LB2	AC 100/110
		b	With auxiliary contacts	Model MYA-LB2	DC 24
3		a	No auxiliary contacts (includes circuit for confirming another reset performed after failure recovery)	Model MYA-LA12	AC 100/110, 200/220
3		a		Model MYA-LA12	DC 24, 100/110

Contact Input Annunciator Relay Unit With Contacts MYA: related images

MYA-NA1/MYA-NA2/MYA-LA1/MYA-LA2/MYA-LB2 external appearance

MYA-NA1/MYA-NA2/MYA-LA1/MYA-LA2/MYA-LB2 dimensional drawing, Units: mm

MYA-LA12 external appearance

MYA-LA12 dimensional drawing, Units: mm

Socket Mounting Height

With surface connection socket, Units: mm

*Dimensions for Model MYA-LA12 are given in parentheses.
*Model PF113A is for both rail mounting and screw-fastening type mounting.

With rear surface connection socket, Units: mm

*Dimensions for Model MYA-LA12 are given in parentheses.

Rating

Switch (Contact)

Load	Resistive Load	Inductive load (cosφ = 0.4, L/R = 7 ms)
Contact Mechanism	Single (Model MY Series)
Contact Material	Ag (Model MY Series)
Rated Load	220 V AC 3 A, 24 V DC 3 A	220 V AC 0.8 A, 24 V DC 1.5 A
Rated Carry Current	3 A
Max. Contact Voltage Value	250 V AC, 125 V DC
Max. Contact Current Value	3 A
Maximum Switching Capacity Value (Reference Value)	660 VA 72 W	176 VA 36 W
Failure Rate (P Level) (Reference Value*)	1 V DC 1 mA

*This value is based on a switching frequency of 120 operations/min. Model MYA-NA1 has a different contact rating.

"m-h3--wysiwyg">Performance

Contact Resistance *1		50 mΩ max.
Operating Time *2		20 ms max.
Recovery Time *2		20 ms max.
Maximum Switching Frequency		1,800 operations/hr (rated load)
Insulation Resistance *3		100 MΩ min.
Dielectric Strength	Between Different Poles	1,000 V AC 50/60 Hz for 1 min
Vibration	Durability	10 to 55 to 10 Hz, 0.5-mm single amplitude (1.0-mm double amplitude)
Vibration	Malfunction	10 to 55 to 10 Hz, 0.5-mm single amplitude (1.0-mm double amplitude)
Shock	Durability	1,000 m/s²
Shock	Malfunction	200 m/s²
Durability	Mechanical	Minimum of 50,000,000 operations for AC Minimum of 100,000,000 operations for DC (switching frequency 18,000 operations/hr)
Durability	Electrical *4	200,000 operations min. (at 1,800 operations/hr under rated load)
Ambient Operating Temperature		-10 to +40°C (assuming no icing or condensation)
Ambient Operating Humidity		5 to 85% RH
Weight		Approx. 100 to 150 g

The values given above are initial values.
*The contact resistance is the value per contact.

*1. Measurement conditions: 5 V DC, 1 A, voltage drop method.
*2. Measurement conditions: Rated operating voltage applied, not including contact bounce. Ambient temperature: +23°C
*3. Measured with a 500 V DC ohmmeter at the same places that the dielectric strength was checked.
*4. Ambient temperature conditions: +23°C

*See the catalog for operational data etc.

: 30; 45; 60

Part Number
MYA-NA1 AC100/110

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	Coil Rated Voltage (DC) (V)	Coil Rated Voltage (AC) (V)	Dimension Height (mm)	Dimension Width (mm)	Dimension Depth (mm)	Operating Method	Alarm Contact
	MYR 312.50	1 Piece(s)		5 Day(s) or more	-	100/110	51	39	65	Non-locking	Without a contact/ auxiliary contact

Product TOP

Basic Information

Latch Function	NA	Terminal Shape	Socket / plug-in	Contact Rated Current (Minimum Value for AC and DC) (A)(A)	3
Contact Mechanism	Single	Protective Structure	In-case type

Configure

1 Part Numbers

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Configure Remaining Specifications

Completed

Specification/Dimensions

Coil Rated Voltage (DC)(V)
24

100/110
Clear
Coil Rated Voltage (AC)(V)
100/110

200/220
Clear
Dimension Height(mm)
50

51
Clear
Dimension Width(mm)
38

39
Clear
Dimension Depth(mm)
65

84.5
Clear
Operating Method
- Lock-in
- Non-locking
Clear
Alarm Contact
- With a Contact/ Auxiliary Contact
- With b Contact/ Auxiliary Contact
- Without a contact/ auxiliary contact
Clear

Days to Ship

All

5 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Contact Annunciator Relay Unit MYA (MYA-NA1 AC100/110)

Relay Circuit Unit (Annunciator With Contacts) Specifications

Socket Mounting Height

Rating

Switch (Contact)

Basic Information

Configure

Specification/Dimensions

Coil Rated Voltage (DC)(V)

Coil Rated Voltage (AC)(V)

Dimension Height(mm)

Dimension Width(mm)

Dimension Depth(mm)

Operating Method

Alarm Contact

Days to Ship

Specify Alterations

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Customers Who Viewed This Item Also Viewed

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