MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HELIOPROTECTION®
SURGE PROTECTION FOR PV APPLICATION
SURGE-TRAP® AC Type 2 reinforced peak withstand
photovoltaic SPD
STP T2 30 3P-R
 
        System type UN [VAC] UC [V] Imax (8/20)
[kA]
In (8/20)
[kA]
Up@In
(8/20) [kV]
Remote
indication (M)
Upeak
(l-pe) [kV] L PE
STPT2-30K440V-3P-R 83020177 IT - / 400 440 30 20 5 1,6 C25 C08
STPT2-30K440V-3P-RM 83020178 IT - / 400 440 30 20 5 √ 1,6 C25 C08
STPT2-30K750V-3P-R 83020213 IT - / 690 750 30 15 6 2,1 C08 C08
STPT2-30K750V-3P-RM 83020214 IT - / 690 750 30 15 6 √ 2,1 C08 C08
STPT2-30K850V-3P-R 83020201 IT - / 690 850 30 15 6 2,2 C28 C28
STPT2-30K850V-3P-RM 83020202 IT - / 690 850 30 15 6 √ 2,2 C28 C28
STPT2-30K850V-1P 83020234 L-N (1Ph) 690 850 30 15 3 - C28 -
STPT2-30K850V-1PM 83020235 L-N (1Ph) 690 850 30 15 3 √ - C28 -
        Network Un [VAC] Uc [V] Imax (8/20) [kA] In (8/20) [kA] Up@In (8/20) [kV] Cartridge Id 
SP2-40K440V 83020004 L-N (1Ph) 400 440 40 20 ≤2 C25
SP2-30K750V 83020007 L-N (1Ph) 690 750 30 15 3 C08
SP2-30K850V 83020022 L-N (1Ph) 690 850 30 15 3 C28
   s / Reference  s
Replacement cartridges
STPT2-30K850V-3P-R
HELIOPROTECTION®
EP MERSEN COM 226
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
   s / Reference  s
        Un [V] D1 (10/350)
[kA] Imax (8/20) C2 (8/20) Up@In (8/20) [V] fg [MHz] Protected
wires
EOL
Indication
STS485-7V-2W 83040111 6 2,5 10 5 10 1 2
STS485-16V-2W 83040112 12 2,5 10 5 20 1,2 2
STS485-27V-2W 83040113 24 2,5 10 5 40 4 2
STS485-56V-2W 83040114 48 2,5 10 5 70 5 2
STS485-15V-3WI 83040110 12 2,5 10 5 45 10 2+GND √
STS485-5V-4WG 83040120 5 2,5 10 10 30 60 4+GND
SURGE PROTECTION FOR PV APPLICATION
SURGE-TRAP® Signal Line photovoltaic SPD
STS 485
 
STPT2-40K275V-3PM STS485-5K-15V-3WI STS485-5K-15V-3WI
HELIOPROTECTION®
EP MERSEN COM 227
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HELIOPROTECTION®
DISCONNET SWITCHES FOR PV APPLICATION