How does the remote signaling contact on a Type 2 DC SPD work?
If you have seen “remote signaling contact” on a Type 2 DC SPD datasheet or on the SPD enclosure itself, you may be unsure what it actually does. In short: it is a dry-contact output

• CE
• IP65

1.5KW
| DC | QUANTITIES | AC | QUANTITIES |
| SL7-63 DC MCB 2P | 1PCS | SCB8-63 AC MCB 2P | 1PCS |
| SUP2 DC SPD 2P | 1PCS | SUP1 AC SPD 2P | 1PCS |
| SRD DC FUSE 1P | 2PCS | - | - |
3KW
| DC | QUANTITIES | AC | QUANTITIES |
| SL7-63 DC MCB 2P | 1PCS | SCB8-63 AC MCB 2P | 1PCS |
| SUP2 DC SPD 2P | 1PCS | SUP1 AC SPD 2P | 1PCS |
| SRD DC FUSE 1P | 2PCS | - | - |
5KW(1MPPT)
| DC | QUANTITIES | AC | QUANTITIES |
| SL7-63 DC MCB 2P | 1PCS | SCB8-63 AC MCB 2P | 1PCS |
| SUP2 DC SPD 2P | 1PCS | SUP1 AC SPD 2P | 1PCS |
| SRD DC FUSE 1P | 2PCS | - | - |
5KW(2MPPT)
| DC | QUANTITIES | AC | QUANTITIES |
| SL7-63 DC MCB 2P | 2PCS | SCB8-63 AC MCB 2P | 1PCS |
| SUP2 DC SPD 2P | 2PCS | SUP1 AC SPD 2P | 1PCS |
| SRD DC FUSE 1P | 4PCS | - | - |

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