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Remote Signaling Contact (FM) · 3-Phase 5-Wire · DHO One-piece design Power design (Grade I / Type 1, 385V 20kA 10/350µs Surge Protective Device)

Remote Signaling Contact (FM) · 3-Phase 5-Wire (N-PE) · DHO One-piece design Power design (Grade I / Type 1, 385V 20kA 10/350µs Surge Protective Device)