Mersen 3G-OTH-21819 — Technical Specifications

Name: Mersen 3G-OTH-21819 MERSEN SPD: Three Phase, 277/480VAC Wye, 1000V (L-N)/1000V (N-G)/1500V (L-G)/2000V (L-L), 480 V (MPN STP480YN05M). Key specifications — Voltage: 277/480VAC Wye; Includes: Microswitch; Max. Continuing Operating Voltage: 480 V; Voltage Protection Rating: 1000V (N-G); Max. Surge Current per Mode: 75 kA; Brand: MERSEN.
Brand: Mersen

The MERSEN SPD: Three Phase is an external surface-mount surge protective device designed for 277/480VAC Wye electrical systems. It features a maximum surge current per mode of 75 kA, a voltage protection rating of 1000V (N-G), and a maximum continuing operating voltage of 480 V. This unit includes a microswitch for monitoring and is identified by manufacturer part number STP480YN05M.

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Technical Specifications

Parameter	Value
Wye	277/480VAC
Type	1000V (L-N)/1000V (N-G)/1500V (L-G)/2000V (L-L), 480 V
Brand	MERSEN
Voltage	277/480VAC Wye
Includes	Microswitch
Manufacturer Part Number	STP480YN05M
Voltage Protection Rating	1000V (N-G)
Max. Surge Current Per Mode	75 kA
Max. Continuing Operating Voltage	480 V