Description: The 700S-DCP1020Z24 is a NEMA 600V heavy-duty safety control relay with a 24VDC coil, manufactured by Allen-Bradley / Rockwell Automation under Bulletin 700S-DCP. Configured with 12 poles (10 normally open / 2 normally closed) on a 10 A open-type rail-mount frame, the 700S-DCP1020Z24 provides mechanically linked, positively guided contacts across all poles — the contact architecture that modern safety circuits require for feedback, e-stop, and master-control-relay (MCR) functions where detection of a welded contact is not optional.
Application Scenarios: In a steel rolling mill where DC drives, hydraulic power units, and furnace exhaust fans all sit downstream of a single hard-wired master control circuit, the relay that closes that circuit carries more safety weight than any PLC program ever will. The 700S-DCP1020Z24 is engineered for exactly this position: the 24VDC coil drops out from the e-stop chain in milliseconds, and the mechanically linked contact set simultaneously opens the ten NO poles that energize downstream motor starters and closes the two NC poles that feed the PLC’s feedback channel — so the controller can verify on every scan that the relay’s state matches its coil command. The pain point it addresses is one that ordinary general-purpose relays cannot: without mechanically linked, positively guided contacts, a single welded NO pole can leave a motor energized while the feedback circuit reports “safe.” The double-break contact design of the 700S-DCP1020Z24 attacks this failure mode directly, and its 600 VDC continuous rating makes it usable on the DC drive and DC distribution circuits that dominate heavy industry.
Parameter
| Main Parameters | Value/Description |
|---|---|
| Product Model | 700S-DCP1020Z24 |
| Manufacturer | Allen-Bradley / Rockwell Automation |
| Product Category | NEMA 600V Heavy-Duty Safety Control Relay, DC coil |
| Bulletin / Series | Bulletin 700S-P and 700S-DCP |
| Contact Configuration | 12 poles — 10 N.O. / 2 N.C., mechanically linked on all poles |
| Contact Rating | 10 A continuous (5 A continuous @ 600 VDC) |
| Coil Voltage | 24 VDC (“Z24” suffix) |
| Contact Material | Silver Nickel, double-break bifurcated design |
| Mounting | Open-type panel mount / relay rail mount |
| Connection Type | Screw terminals; accepts #18 AWG to (2) #12 AWG per UL/CSA |
| Mechanical Life | 10,000,000 operations |
| Operating Temperature | −20 °C to +55 °C (storage −40 °C) |
| Impulse Withstand | Passes 2500 V impulse test per safety-relay standard |
| Approvals | cULus Listed (File E14840, Guide NKCR/NKCR7), CSA C22.2 No. 14, CE, KC, EN/IEC 60947-1 & 60947-5-1 |
| Country of Origin | Mexico; standard warranty 1 year |
