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nVent ERICO

DT1 DIN Rail Surge Protection Class I+II, 1+1 Mode

Features

  • Compact, yet high surge rated pluggable design, using minimum DIN rail width
  • External back-up fuse is not required up to 315 A
  • Retaining clip ensures enhanced vibration and shock resistance performance
  • Red/Green status indication and change-over contacts standard for remote monitoring

Specifications

Part Number DT17511R
Nominal System Voltage (Un) 60 V
Max Continuous Operating Voltage (Uc) 305 V N-PE
75 V L-N
Nominal Discharge Current (In), IEC 12.5 kA 8/20 μs L-N
50.0 kA 8/20 μs N-PE
Max Discharge Current (Imax), IEC 50 kA 8/20 μs L-N
100 kA 8/20 μs N-PE
Impulse Current (Iimp) 12.5 kA 10/350 μs L-N
50.0 kA 10/350 μs N-PE
Voltage Protection Level (Up), L-N 700 V
Voltage Protection Level (Up), N-PE 1,500 V
Back-Up Fuse @ Isccr 250 A @ 50 kA
315 A @ 25 kA
Response Time, L-N 25 ns Max
Response Time, N-PE 100 ns Max
Short Circuit Current Rating (Isccr) 25 kA
50 kA
Protection Modes L-N
N-PE
Temporary Over Voltage 120 min (Ut/mode), L-N 114 V Withstand
Temporary Over Voltage Withstand 200 ms (Ut), N-PE 1,200 V
Temporary Over Voltage Withstand 5 s (Ut), L-N 114 V
Nominal Discharge Current (In), UL 20 kA 8/20 μs
Voltage Protection Rating (VPR), L-N 400 V
Voltage Protection Rating (VPR), N-PE 1,500 V
Short Circuit Current Rating (SCCR) 100 kA
Technology Thermal Disconnect
Connection, Solid #2 Max
Connection, Stranded #4 Max
Torque (TQ) 3.32 ft lb
Humidity 5 – 95 % RH
Temperature -40 to 158 °F
Enclosure Material UL® 94V-0 Thermoplastic
Enclosure Rating IP 20
Mounting 35 mm top hat DIN rail
Remote Contact Switching Capacity 1.0 A @ 250 VAC
1.0 A @ 125 VAC
0.5 A @ 48 VDC
0.5 A @ 24 VDC
0.5 A @ 12 VDC
Remote Contacts Yes
Status Indication Mechanical flag
Depth (D) 3.35"
Height (H) 3.54"
Width (W) 1.42"
Unit Weight 0.715 lb
Certification Details UL® 1449 Edition 4 Type 1CA
Complies With EN 61643-11 Type 1, Type 2
IEC® 61643-11 Class I, Class II

nVent, nVent CADDY, nVent ERICO, nVent ERIFLEX, and nVent LENTON are owned by nVent or its global affiliates. All other trademarks are the property of their respective owners. nVent reserves the right to change specifications without prior notice.

IEC is a registered trademark of the International Electrotechnical Commission.
UL, UR, cUL, cUR, cULus and cURus are registered certification marks of UL LLC.
VDE is a registered trademark of VDE Verband Deutscher Elektrotechniker e.V. Corporation.

Applications

Certifications

CE, ERICO DT1 Series
EN 61643-11, 278 KB English
cUR VZCA8.E325047
CSA C22.2 No. 8, CSA Electrical Notice No. 516
UR VZCA2.E325047
ANSI/UL 1449
VDE 40046897 DT1
DIN EN 61643-11 (VDE 0675-6-11): 2013-04; EN 61643-11:2012, 610 KB English, Deutsch

Instruction Sheets

DT1 Surge Protective Devices Installations Instructions
421 KB English, Deutsch, Français, Español, Italiano