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The CT-MFD.22L is a precision electronic timer relay from ABB's CT-D series. It provides Multi-Function (8 timing modes) functionality with 2x7 ranges: 0.05s - 100h. Operating voltage 24-48 V DC, housed in a compact 17.5 mm DIN-rail enclosure. Ideal for sequential control, motor starting delays, and process timing in industrial automation systems.
| Parameter | Value |
|---|---|
| Product Type | ABB CT-MFD.22L |
| Catalog Number | 1SVR508020R1100 |
| Product Family | Multi-Function Timer Relay Dual Output |
| Rated Coil Voltage | 24-48 V DC |
| Output Configuration | 2 c/o (SPDT) |
| Rated Contact Current | 4 A |
| Rated Operational Voltage | 250 V AC |
| Timing Accuracy | ±1% |
| Repeatability | ±0.5% |
| Time Ranges | 2x7 ranges: 0.05s - 100h |
| Duty Cycle | 100% |
| Power Consumption | ≤ 2 W |
| Insulation Voltage | 300 V AC |
| Impulse Withstand | 4 kV (1.2/50 μs) |
| Width on DIN Rail | 17.5 mm |
| Net Weight | 0.055 kg |
| Operating Temperature | -20 ... +60 °C |
| Storage Temperature | -40 ... +85 °C |
| Max. Operating Altitude | 2000 m |
| Degree of Protection | IP40 (relay) / IP20 (terminals) |
| Mounting | DIN Rail (EN 60715) / Socket Mount |
Delay between process steps in automated manufacturing lines
Star-delta and soft-start timing for motor protection
Staircase and corridor lighting with timed operation
Alternating pump duty timers and delay-on-start protection
Warranty: 12-month seller warranty provided by SHLY-PLC. See our Return Policy for coverage and claims.
A: Orders are processed within 2-4 business days after payment confirmation. Standard delivery: 5-8 business days to the United States and Canada. Express available (2–4 business days).
A: Sold by SHLY-PLC, an independent distributor. New surplus stock; condition and compatibility confirmed on request.
Standard International (tracked courier): delivered in 5–8 business days. In-stock items are processed within 2–4 business days. USD 25 flat rate on orders of $500 or less; free on orders over $500.
Express (DHL Express / FedEx International): upgraded expedited delivery in 2–4 business days. The Express surcharge is calculated at checkout based on destination and order weight.
Non-Stock / On-Order items ship on request: dispatch time is confirmed before your order — see our Shipping Policy. Remote-area and overweight surcharges, where applicable, are shown before checkout.
Every product is covered by a 12-month seller warranty provided by SHLY-PLC, effective from the date of delivery, against defects in materials and workmanship under normal use.
This warranty does not cover damage from misuse, improper installation, power surges, neglect, unauthorized repair, or normal wear and tear. See our Return Policy for warranty-claim instructions.
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