CHXI-D20 White SPD Surge Protective Device Applications
CHXI SPD has reliable voltage protection level and safe characteristic of overload. ,strong discharge current capability. ,applied to lighting protection of AC low voltage distribution system.
|
Nominal a.c voltage of the system Uo(M) |
220 (1N50Hz) 380 (3N50Hz) | 220 (1N50Hz) 380~690 (3N50Hz) |
|
Max. continuous operating voltage Uc (M) |
(N-PE 255) 275 320 385 420 |
(N-PE 255)275 320 385 420 550 690 750 |
|
Nominal discharge current In 8/20μs (kA) |
10 | 20 |
|
Max. discharge current Imax 8/20 μ s (kA) |
20 | 40 |
|
Voltage protection level Up (kV) |
<1.0 <1.0 <1.2<1.5 <1.8 | <1.0 <1.2 <1.5 <1.8 <2.0 <2.5 <3.0<3.5 |
| Combination | 1+0 2+0 3+0 4+0 1+1 2+1 3+1 | |
| Wiring capacity | 4~16mm² | |
| Local indicator | Green indicates normal state and red indicates failure | |
| Protection class IP | IP20 | |
| Material | PA66 | |
| The outer flame retardant grade | conform to 1 comply with UL94V-0 | |
CHXI-D20 White SPD Surge Protective Device Function
T2 type pressure limiting surge protector, modular structure design.Can be combined many pieces, to realize all kinds of protected mode.Built-in overheated, over-current protection device.Local fault indicator, facilitate the timely replacement.
Alarm contact, realize remote remote communication function.Modular structure design, easy to maintain.
Standard 35 mm guideway design, convenient installation.
CHXI-D20 White SPD Surge Protective Device Dimensions

CHXI-D20 White SPD Surge Protective Device Connection

CHXI-D20 white SPD Surge Protective Device Video
> Does a Float Switch Need IP68 for Hot Water?
A Float Switch with IP68 sealing, AC 220V rating, and 60°C water temperature tolerance — built for reliable liquid level control in pumps and tanks.
> Does a Circuit Breaker Need Both Overcurrent and Leakage Protection?
A magnetic RCBO that combines overcurrent and earth leakage protection in a compact two-module design — featuring 10kA breaking capacity and CE approval for resident...
> What Makes the ASFT Series Outperform Other Float Switches?
A float switch with integrated square-axis multi-pole design, welding-process contacts with silver solder pads, and bite-process terminal blocks — built for reliable...
> How Does a DC Series Circuit Breaker Speed Up Fault Finding?
A DC series circuit breaker with 1-63A ratings, 10kA breaking capacity, 6.2kV impulse withstand, and central-staying trip indication — built for reliable low-voltage...







