Mersen 3G-OTH-22839 — Technical Specifications

Name: Mersen 3G-OTH-22839 MERSEN Surge Protection Device: Three Phase, 480V AC Wye, 4 Poles, 5 Wires, L-G/L-L/L-N/N-G, 200kA (MPN STP480YN07M). Key specifications — Voltage: 480V AC Wye; Number of Wires: 5 Wires; Modes of Protection: L-L; Max. Continuing Operating Voltage: 175/320/495/640 V AC; Voltage Protection Rating: 1000V (L-N); Short Circuit Current Rating: 200kA; Filtering: No; Includes: Form C Dry Contact.
Brand: Mersen

The MERSEN STP480YN07M is a three-phase DIN Rail internal-mount surge protective device (SPD) rated for 480V AC Wye systems with 5 wires and 4 poles. It provides L-L mode protection, a voltage protection rating of 1000V (L-N), and a short circuit current rating of 200kA. The SPD includes a Form C dry contact and has a maximum continuous operating voltage of 175/320/495/640 V AC, housed in a polyethylene terephthalate enclosure.

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Technical Specifications

Parameter	Value
Type	L-G/L-L/L-N/N-G, 200kA
Brand	MERSEN
Poles	4
Wires	5
AC Wye	480V
Voltage	480V AC Wye
Includes	Form C Dry Contact
Filtering	No
Mounting Style	DIN-Rail
Number Of Wires	5 Wires
Enclosure Material	Polyethylene Terephthalate
Modes Of Protection	L-L
Manufacturer Part Number	STP480YN07M
Voltage Protection Rating	1000V (L-N)
Short Circuit Current Rating	200kA
Max. Continuing Operating Voltage	175/320/495/640 V AC