Selection and ordering data (concealed full box, transparent gray cover): | Module (circuit) | Rows × Circuit | Concealed size (mm) | External size (mm) | Order number | | 10 | 1 × 10 | 254 × 220 × 90 | 286 × 255 × 115 | 8GB3411-2CC88 | | 16 | 1 × 16 | 363 × 220 × 90 | 394 × 255 × 115 | 8GB3411-6CC88 | | | 26 | 2 × 13 | 309 × 361 × 90 | 340 × 400 × 115 | 8GB3413-8CC88 | | | 40 | 2 × 20 | 435 × 475 × 90 | 466 × 510 × 115 | 8GB3314-8CC88|

Installation and storage specifications
1. Installation requirements
Device installation:
E50 MCB/RCBO: It must be installed vertically, with DIN rail (35mm) card mounting, and the incoming line can be installed vertically or vertically;
Simbox distribution box: Concealed installation requires reserved wall openings (matching the concealed installation size), exposed installation requires fixing on a flat wall, and internal components are fixed through DIN rails;
Wiring specifications: Hard wires should be stripped to the appropriate length, and the terminal tightening torque should not exceed 2.5N · m to avoid false connections and heat generation.
Environmental restrictions:
Temperature: MCB/RCBO does not require derating within the range of -5~+40 ℃. If it exceeds this range, please consult the manufacturer; The distribution box is suitable for -5~+60 ℃;
Altitude: up to 2000m, exceeding which insulation performance needs to be evaluated;
Pollution: Only applicable to pollution level II (no obvious dust, corrosive gases).
2. Storage and transportation
Storage conditions:
Temperature: 20-25 ℃, avoid environments below -20 ℃ or above 60 ℃;
Humidity: Relative humidity of 20% -30%, high humidity environment requires sealed packaging;
Other: It is prohibited to store it mixed with acidic liquids/gases or dust, and wiring should be avoided before use to prevent terminal battery effect corrosion.
Transportation requirements: light loading and unloading, avoid severe vibration, and transport in the same environment as storage conditions.
Typical application scheme
The manual provides standardized solutions for the power distribution needs of different residential units, with the following core configurations:
1. Small residential unit (2 bedrooms, electricity load 4KW, electricity meter 10 (40) A)
Circuit configuration: There are a total of 5 circuits with a total module of 10, using Simbox PS-Z 1 × 10 distribution box;
Circuit type, protection device model, quantity
Lighting circuit E50 MCB 1P C16A 6kA 1
Ordinary socket circuit E50 RCBO 1P+N C20A 30mA 1
Kitchen socket circuit E50 RCBO 1P+N C20A 30mA 1
Toilet socket circuit E50 RCBO 1P+N C16A 30mA 1
Wall mounted air conditioning circuit E50 MCB 1P C16A 6kA 1
Incoming switch: E50 MCB 2P C40A 6kA (with isolation function).
2. Medium sized residential unit (3 bedrooms, electricity load 6KW, electricity meter 10 (40) A)
Circuit configuration: There are a total of 7 circuits with a total module of 13, using Simbox PS-Z 1 × 13 bit distribution box;
Circuit type, protection device model, quantity
Lighting circuit E50 MCB 1P C16A 6kA 1
Ordinary socket circuit E50 RCBO 1P+N C20A 30mA 1
Kitchen socket circuit E50 RCBO 1P+N C20A 30mA 1
Toilet socket circuit E50 RCBO 1P+N C16A 30mA 1
Wall mounted air conditioning circuit E50 MCB 1P C16A 6kA 2
Floor air conditioning circuit E50 RCBO 1P+N C20A 30mA 1
Incoming switch: E50 MCB 2P C50A 6kA.
3. Large residential unit (4-5 bedrooms, power load 8KW, electricity meter 15 (60) A)
Circuit configuration: There are a total of 9 circuits with a total module of 16, using Simbox PS-Z 1 × 16 bit distribution box;
Circuit type, protection device model, quantity
Lighting circuit E50 MCB 1P C16A 6kA 1
Ordinary socket circuit E50 RCBO 1P+N C20A 30mA 1
Kitchen socket circuit E50 RCBO 1P+N C20A 30mA 1
Toilet socket circuit E50 RCBO 1P+N C16A 30mA 1
Wall mounted air conditioning circuit E50 MCB 1P C16A 6kA 3
Floor air conditioning circuit E50 RCBO 1P+N C20A 30mA 1
Backup circuit E50 MCB 1P C16A 6kA 1
Incoming switch: E50 MCB 2P C50A 6kA.

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