Product Model

787-3861/050-000

In Stock
Last updated: 2025/4/19
wago 787-3861/050-000

Selling Points

  • 1Space-saving design with one channel.
  • 2Reliable overload and short circuit protection.
  • 3Adjustable status signal for single or group messages.
  • 4Time-delayed switching on for preventing power supply overload.
  • 5High efficiency with power loss ≤ 0.4 W at no load.
Product Details
787-3861/050-000
wago

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
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
1,168,394 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?mm2?/ 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)
Width
6?mm?/ 0.236?inches
Height
94 mm / 3.701 inches
Depth from upper-edge of DIN-rail
97.8 mm / 3.85 inches
Mounting type
DIN-35 rail
Fire load
0.631MJ
Weight
55.6g
Ambient temperature (operation)
-25 … +70 °C
Ambient temperature (storage)
-40 … +85 °C
Relative humidity
10 … 95?% (no condensation permissible)
Derating
No derating
Operating altitude
≤ 2000 m (a.s.l.)
Conformity marking
CE; UKCA
Standards/specifications
EN 61000-6-2
ETIM 9.0
EC001440
ETIM 8.0
EC001440
ECCN
NO US CLASSIFICATION
PU (SPU)
1 pcs
Packaging type
Bag
Country of origin
IN
Customs tariff number
85363010900
CAS-No.
11120-22-2
REACH Candidate List Substance
Diboron trioxide
RoHS Compliance Status
Compliant,With Exemption
RoHS Exemption
6(c)
SCIP notification number (Austria)
2c687b67-17c4-429a-af69-cba7ea7d8126
SCIP notification number (Belgium)
b226009e-63e5-4185-b604-e6524ddbc9e1
SCIP notification number (Bulgaria)
7d4d6958-772e-43af-907c-7a2524f2b7a8
SCIP notification number (Czech Republic)
5117adb9-3638-4a4d-91fd-f7aceaa32a44
SCIP notification number (Denmark)
c7338c05-d5d7-4ba6-9d4e-3943aeacaad3
SCIP notification number (Finland)
c11408c5-060e-49dc-b069-a614874afded
SCIP notification number (France)
ac7b5a2a-2fda-4643-8162-669ded93a828
SCIP notification number (Germany)
b17eff02-2df1-439e-a9c3-528dbb4e79ef
SCIP notification number (Hungary)
4c56c711-da61-47e2-978b-43f9aa52a3ed
SCIP notification number (Italy)
b71d8fb2-d4a7-4aed-998e-27fa9eb65362
SCIP notification number (Netherlands)
2de6833b-6ad9-4c3f-9945-a931002413d7
SCIP notification number (Poland)
f2a46191-1e08-4a55-bb29-3797952dafeb
SCIP notification number (Romania)
be4a0ea4-645b-449a-b867-1686b995804c
SCIP notification number (Sweden)
fb6ba1fb-c7c1-4c2b-bb59-c62178e24b52
Nominal input voltage [V]
DC?24?V
Input voltage range
DC 18 … 30 V
Number of Channels
1
Nominal output voltage [V]
1 x DC?24?V
Output voltage range
DC 18 … 30?V?(Ue? voltage drop)
Voltage drop
≤?40?mV
Nominal output current I<sub>o nom</sub>
1 x 0.5?A (fixed setting)
Default setting
switched off
Trip time
4 ms … 100 s (load-dependent)
Switch-on capacity
>?50000?μF?(see instruction manual)
Switch-on behavior
Time-delayed channel switching (load-dependent, min. 0 ms/max. 500 ms)
Current limitation
No
Signaling
1 x Status LED (green/yellow/red)
Operation status indicator
Green LED (channel OK)
Remote input
1 x Control input (15 … 30 VDC (active high); 0 … 5 VDC (active low); max. 0.015 A)
Power loss P<sub>l</sub>
≤ 0.4 W (no load)
Efficiency (typ.)
96?%
Internal fuse
T 8 A
Overvoltage category
II
Pollution degree
2

Specifications may be subject to change without notice