Littelfuse, Inc. Delay On Make Timer ORM120A17

Description
The ORM Series features open PC board construction for reduced cost. It has isolated, 10A, DPDT relay contacts and all connections are 0.25 in (6.35 mm) male quick connect terminals. The time delay may be ordered as factory fixed, onboard knob, or external adjustment. Time delays from 0.05 - 300 seconds. Operation (Delay-on-Make)Upon application of input voltage, the time delay begins. The output is de-energized before and during the time delay. At the end of the time delay, the output energizes and remains energized until voltage is removed.Reset: Removing input voltage resets the time delay and output.
Description
The ORM Series features open PC board construction for reduced cost. It has isolated, 10A, DPDT relay contacts and all connections are 0.25 in (6.35 mm) male quick connect terminals. The time delay may be ordered as factory fixed, onboard knob, or external adjustment. Time delays from 0.05 - 300 seconds. Operation (Delay-on-Make)Upon application of input voltage, the time delay begins. The output is de-energized before and during the time delay. At the end of the time delay, the output energizes and remains energized until voltage is removed.Reset: Removing input voltage resets the time delay and output.
Datasheet
Datasheet Summary
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The ORM120A17 is a delay-on-make time relay with a fixed 7-second delay, designed for use with 120VAC input. It features isolated 10A DPDT electromechanical relay contacts and open PCB construction for cost-effective OEM mounting. The unit terminates in 0.25 in (6.35 mm) male quick connect terminals and measures 53.8 mm high, 93.7 mm wide, and 47.8 mm deep. It operates within a temperature range of -20°C to 65°C and is reverse polarity protected. The time delay accuracy is ±10% for fixed settings, with a repeat accuracy of ±2% or 20ms, whichever is greater. The relay is rated for 10A resistive loads at 120/240VAC and 1/3 hp at 120/240VAC, with mechanical life of 1×10⁷ operations and electrical life of 1×10⁶ operations.

Datasheet Summary
Powered by GS/AI

The ORM120A17 is a delay-on-make time relay with a fixed 7-second delay, designed for use with 120VAC input. It features isolated 10A DPDT electromechanical relay contacts and open PCB construction for cost-effective OEM mounting. The unit terminates in 0.25 in (6.35 mm) male quick connect terminals and measures 53.8 mm high, 93.7 mm wide, and 47.8 mm deep. It operates within a temperature range of -20°C to 65°C and is reverse polarity protected. The time delay accuracy is ±10% for fixed settings, with a repeat accuracy of ±2% or 20ms, whichever is greater. The relay is rated for 10A resistive loads at 120/240VAC and 1/3 hp at 120/240VAC, with mechanical life of 1×10⁷ operations and electrical life of 1×10⁶ operations.

Suppliers

Company
Product
Description
Supplier Links
Delay On Make Timer - ORM120A17 - Littelfuse, Inc.
Rosemont, IL, United States
Delay On Make Timer
ORM120A17
Delay On Make Timer ORM120A17
The ORM Series features open PC board construction for reduced cost. It has isolated, 10A, DPDT relay contacts and all connections are 0.25 in (6.35 mm) male quick connect terminals. The time delay may be ordered as factory fixed, onboard knob, or external adjustment. Time delays from 0.05 - 300 seconds. Operation (Delay-on-Make)Upon application of input voltage, the time delay begins. The output is de-energized before and during the time delay. At the end of the time delay, the output energizes and remains energized until voltage is removed.Reset: Removing input voltage resets the time delay and output.

The ORM Series features open PC board construction for reduced cost. It has isolated, 10A, DPDT relay contacts and all connections are 0.25 in (6.35 mm) male quick connect terminals. The time delay may be ordered as factory fixed, onboard knob, or external adjustment. Time delays from 0.05 - 300 seconds. Operation (Delay-on-Make)Upon application of input voltage, the time delay begins. The output is de-energized before and during the time delay. At the end of the time delay, the output energizes and remains energized until voltage is removed.Reset: Removing input voltage resets the time delay and output.

Datasheet

Technical Specifications

  Littelfuse, Inc.
Product Category Electromechanical Relays
Product Number ORM120A17
Product Name Delay On Make Timer
Mounting Surface mount with 4 #6 (M3.5 x 0.6) screws
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