Space-saving ECB with one channel, reliably trips in the event of overload and short circuit on the secondary side.
Product Model787-3861/004-020
Product ID44159
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureSpace-saving design with a single channel
2
FeatureReliably trips in the event of overload and short circuit on the secondary side
3
FeatureAdjustable current from 0.5 to 4 A
4
FeatureOperates within a wide ambient temperature range (-25 … +70 °C)
5
FeatureCompliant with multiple standards including CE, EN, and UL
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Note
The device is designed for use in SELV circuits.
Isolation voltage (connectors housing)
DC 1.5 kV
Protection class
III
Protection type
IP20; per EN 60529
Reverse voltage protection
No
Transient suppression (primary)
Suppressor diode (33 V)
Parallel operation of single channels
Not permitted
Series operation
No
MTBF
807,840 h
Number of jumper slots
8
Connection technology
Push-in CAGE CLAMP®
WAGO connector
WAGO 857 Series
Solid conductor
0.08 … 2.5 mm2 / 26 14 AWG
Fine-stranded conductor
0.34 2.5 m㎡/ 22 14 AWG
Strip length
9 10 mm / 0.35 0.39 inches
Note (conductor cross-section)
Depending on the output current, use the conductor cross-sections tested and approved by UL:26 14 AWG (0.5 A);24 14 AWG (1 A / 1.5 A);22 14 AWG (2 A / 2.5 A);20 14 AWG (3 A / 3.5 A / 4 A)
