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Product Specifications:
| Item | Alternating Relay |
| Alternating Mode Selection Method | Selector Switch |
| Base Shape | Octal |
| Base Type | Octal |
| Body Depth | 2.9" |
| Body Height | 2.4" |
| Body Width | 1.7" |
| Body Width - Relay | 2 2/5" |
| Burden | Less than 3VA |
| Coil Voltage | 120V AC |
| Contact Form | DPDT |
| Contact Rating (ac) | 10A @ 240V |
| Contact Rating (dc) | 10A @ 24V |
| Electrical Operating Durability | 100000 |
| Enclosure Style | Plug-In, Plug-In Case Utilizing Industry-Standard Octal Sockets |
| Flat Pin Width | Not Applicable |
| Function | Duplexor |
| Hp @ 120v Ac | 1/3 hp |
| Hp @ 240v Ac | 1/3 hp |
| Max. Input Voltage | 132V |
| Max. Input Volts | 132 |
| Maximum Operating Temperature | 149°F |
| Mechanical Operating Durability | 10000000 |
| Minimum Operating Temperature | -18°F |
| Mounting - Relay | Plug In |
| Number Of Contacts | 2 |
| Number Of Pins | 8 |
| Number Of Pins - Relay | 8 |
| Operating Modes | Alternate, Always Energize Load 1, Always Energize Load 2 |
| Overall Depth | 3.1" |
| Overall Height | 3.1" |
| Power Consumption | 3 VA |
| Power Consumption - Relay | 3 VA |
| Relay Mounting Style | Socket |
| Socket Code | A |
| Status Indicator | LED Indicates Next Load To Energize |
| Type | Duplex |
Shipping Info:
| Ship weight (kg) | 0.11 |
| Ship height (cm) | 6.1 |
| Ship length (cm) | 7.37 |
| Ship width (cm) | 4.32 |
| HS code | 8536490080 |
| Country of Origin | US |
Product Details:
Macromatic ARP120A3R alternating relay is suitable for optimising / equalising the runtime of 2 connected loads. It either alternates the load operation or locks at a single load setting for instruments having excess load requirements. This alternating relay has 120V AC / DC input rating and 10A DPDT cross-wired output contact.
Features:
- Macromatic ARP120A3R alternating relay has a three-position selector switch with load 1, alternate & load 2 positions for alternating the two loads or locking the relay to one particular load.
- The locking of one load allows continuous-duty operation and the other load's removal or maintenance without rewiring.
- The selector switch has a low profile for installation in confined spaces & preventing accidental changes.
- It is equipped with two LEDs that light up to indicate the relay's status & the load that is being energised.
- This pilot-duty-rated relay has a compact plug-in design requiring 8-pin octal sockets for proper wiring.
- It can operate at temperatures ranging from -28 to 65 degrees C (-18 to 149 degrees F).
Compatible Accessories:
- Macromatic 70169-D 8-Pin Octal Socket: This relay unit is plugged into the wired socket for powering it.
- Control Switches: The alternating action of this relay is controlled by the status of control switches like a float switch, pressure switch, timing relay or other isolated contacts.
Standards and Approvals:
- UL
- CE
- CSA
Frequently Asked Questions:
Q. What is the operating life of Macromatic ARP120A3R alternating relay?
A. This relay has a mechanical life of 10000000 operations and a full load life of 100000 operations.
Q. What is the load capability of Macromatic ARP120A3R alternating relay?
A. This relay can handle loads up to 3VA.
Product Variants
| Product | Model | Coil Voltage | Contact Form | Output Amps | Number Of Contacts | Max. Input Voltage | Number Of Pins | Base Type | Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
ARP024A3R | 24V AC | DPDT | - | 2 | 26V | 8 | Octal | Duplex | €88.18 | |
![]() |
ARP240A3R | 240V AC | DPDT | - | 2 | 264V | 8 | Octal | Duplex | €85.74 | |
![]() |
ARP120A6R | 120V AC | SPDT | - | 1 | 132V | 8 | Octal | Duplex | €86.83 | |
![]() |
ARP012A2 | - | - | 10A | - | - | - | - | - | €103.29 | |
![]() |
ARP012A2R | - | - | 10A | - | - | - | - | - | €109.43 | |
![]() |
ARP012A3 | - | - | 10A | - | - | - | - | - | €103.29 | |
![]() |
ARP012A3R | - | - | 10A | - | - | - | - | - | €109.43 |
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MACROMATIC ARP120A3R Alternating Relay DPDT, 120VAC, 10A, 8 Pin
€91.24 /unit






