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Lead Contents

Substitute Product for H3A Micro Timer

FAQ No. FAQ03116

Primary Contents

Question

What is a substitute product for H3A Micro Timers?

Answer

1.It depends on H3A model. Refer to the following table.

Operating methodTime-limit operation
Reset methodSelf-reset
Output typeTime-limitDPDT
Instantaneous---
Mounting methodSurface mountingFlush mounting
ModelH3AH3A-YH3A + Y92F-40
(1) H3CR-A8(2) H3CR-A8 + Y92F-74(3) H3CR-A8 + Y92F-74

Note:

1.A surface mounting H3A model can be flush mounted by attaching Y92F-40 Flush Mounting Adaptor.

2.The bottom row gives recommended substitute products or models with substitute functions. For details, see the following information.

2.The substitute product in column (1) is H3CR-A8 Solid-state Timers.

It is recommended that the socket is changed to P2CF-08 Sockets for a surface mounting H3A. If you continue to use PF085 Sockets, it must be used with Y92H-8 Hold-down Clips, and PL08 with Y92H-7 Hold-down Clips.

3.The substitute product in column (2) is H3CR-A8 Solid-state Timers.

The size of the panel cutout must be changed from 43.5 x 50.5 to 45 x 55 and Y92F-74 Flush Mounting Adaptors must be used.

4.The substitute product in column (3) is H3CR-A8 Solid-state Timers.

The size of the panel cutout does not need to be changed but Y92F-74 Flush Mounting Adaptors is required.

5.General Comparison of H3A and H3CR-A8

Compared itemH3AH3CR-A8
Appearance2 types
Surface mounting: 1 type
Flush mounting (Y): 1 type
1 type
Surface/Flush mounting (either is possible)
Mounting
method
Surface mounting8-pin socket8-pin socket
Flush mounting
panel cutout
43.5 x 50.5 mm (W x H) (H3A-Y)
45 x 55 mm (W x H) (H3A + Y92F-40)
45 x 45 mm (W x H) (H3CR-A8)
45 x 55 mm (W x H) (H3CR-A8 + Y92F-74)
Supply voltage100, 110, 200, 220 VAC
24, 48, 100, 110 VDC
100 to 240 VAC/100 to 125 VDC
24 to 48 VAC/12 to 48 VDC
Time range7 settings between 1 to 180 s4 ranges, 4 scales, 1 multitimer