NanQue DZ30-32 1P+N breaker cuts live and neutral wires simultaneously, eliminating electric shock and fire risks from reverse wiring or neutral faults. 230V single-phase residential use, IEC-compliant for reliability.
4kA high short-circuit breaking capacity + thermal-magnetic tripping, precise protection against short circuits and overloads. 18mm slim design saves space; 6-32A options fit various home appliance loads.
Stable operation from -30°C to 70°C, works in ≤95% humidity. 10,000 electrical and 20,000 mechanical cycles, durable for complex home electricity environments.
TH35-7.5 rail mountable, flexible top/bottom wiring. 16mm² max wiring capacity, easy installation and maintenance—ideal for residential power distribution.
C/D trip curves available, meets IEC60947-2/60898 standards. Multiple current ratings (1-32A) with customizable options, versatile for diverse home protection needs.
Product Overview
The DZ30-32 is a 1P+N miniature circuit breaker designed for single-phase residential circuits, suitable for 50Hz/60Hz frequency and rated voltage of 230V (110V optional). With a high short-circuit breaking capacity of 4kA and a compact size (18mm width), it cuts off both live and neutral wires simultaneously to eliminate safety hazards from reverse wiring or neutral wire faults. Compliant with IEC60947-2 and IEC60898 standards, it serves as an ideal power distribution protection switch for residential buildings.
Core Functions & Protection Features
Technical Specifications
| Parameter | Description |
|---|---|
| Poles | 1P+N (N pole can't be switched on/off) |
| Rated Current (le) | 6A, 10A, 16A, 20A, 25A, 32A |
| Rated Voltage (Ue) | AC230V, AC110V |
| Rated Insulation Voltage (Ui) | 500V |
| Rated Short-Circuit Breaking Capacity (lcn) | 4kA |
| Rated Impulse Withstand Voltage | 4kV (1.2/50μs), 2kV (50/60Hz, 1min) |
| Trip Type | Thermal-magnetic trip (C curve: 5ln~10ln; D curve: 10ln~14ln) |
| Electrical Life | 10,000 operations |
| Mechanical Life | 20,000 operations |
| Pollution Degree | Level 2 |
| Maximum Wiring Capacity | 16mm² (copper cable) |
| Installation Method | TH35-7.5 standard rail mounting |
Normal Working Conditions
Current Correction Coefficient (by Ambient Temperature)
| Ambient Temp (°C) | -30 | -20 | -10 | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Correction Factor | 1.3 | 1.25 | 1.2 | 1.15 | 1.1 | 1.05 | 1 | 0.95 | 0.9 | 0.85 | 0.8 |
Cable Connection Guide
| Current | Recommended Cable Cross-Section | Maximum Wiring Capacity |
|---|---|---|
| 1-6A | 1mm² | 16mm² |
| 10A | 1.5mm² | |
| 16-20A | 2.5mm² | |
| 25A | 4mm² | |
| 32A | 6mm² |