Wellplus Electric Co., Ltd.

Wellplus Electric Co., Ltd. Leading supplier in low voltage electrics industry and DC electric device for solar field

Limit control using proximity sensors wired to an AC contactor. Powered through a two-pole MCB, a normally open (NO) pro...
26/08/2026

Limit control using proximity sensors wired to an AC contactor. Powered through a two-pole MCB, a normally open (NO) proximity sensor triggers the contactor coil and engages the auxiliary holding contact (13-14 NO), while a normally closed (NC) sensor breaks the circuit at the end position.

2P, 4P and 7P DIN rail smart energy meter for household distribution box
24/08/2026

2P, 4P and 7P DIN rail smart energy meter for household distribution box

Motor protection product series including 3P & 4P mini contactor 6-16A, 3P & 4P contactor 9-95A, big current contactor 1...
21/08/2026

Motor protection product series including 3P & 4P mini contactor 6-16A, 3P & 4P contactor 9-95A, big current contactor 115-800A and magnetic starter.

Full side view for current transformer (CT)
17/08/2026

Full side view for current transformer (CT)

This wiring diagram is single-phase water pump with a float switch, modular AC contactor and 2P MCB for safe, efficient ...
12/08/2026

This wiring diagram is single-phase water pump with a float switch, modular AC contactor and 2P MCB for safe, efficient water level control which prevents tank overflow and dry running while ensuring reliable operation.

Pushbutton, indicator and indicator with display for automatic control and industrial control & protection
10/08/2026

Pushbutton, indicator and indicator with display for automatic control and industrial control & protection

3 phase 4P and 7P Wifi or RS485 remote control intelligent energy meter
07/08/2026

3 phase 4P and 7P Wifi or RS485 remote control intelligent energy meter

3-phase heating system controlled by a Solid-State Relay (SSR). Three-phase power passes through a main circuit breaker ...
05/08/2026

3-phase heating system controlled by a Solid-State Relay (SSR). Three-phase power passes through a main circuit breaker to the SSR switching terminals (A1, B1, C1), powering heating elements (H1, H2, H3), while a single-pole MCB and selector switch supply low-voltage DC control signals (P, N) to switch the SSR.

Motor protection circuit breaker (MPCB) with upper auxiliary, side auxiliary and IP55 waterproof box.
03/08/2026

Motor protection circuit breaker (MPCB) with upper auxiliary, side auxiliary and IP55 waterproof box.

In a motor-control circuit, the AC contactor handles frequent starting and stopping. It does not replace the protection ...
30/07/2026

In a motor-control circuit, the AC contactor handles frequent starting and stopping. It does not replace the protection system. For the protection system, it may work with the motor protection circuit breaker (MPCB), or with suitable short-circuit protection coordinated with the thermal relay.

Address

Liushi Export Industrial Zone
Yueqing
325504

Telephone

0086-18072081865

Website

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