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New Energy Charging新能源充电设备

7kW 32A AC EV Charger Pile Enclosure7kW 32A 交流充电桩外壳

A wall-mounted or pedestal housing built for a decade of daily outdoor use: cable strain anchored to the frame instead of the cover, a convection path that needs no fan, IP54–IP55 sealing with drainage, and a UV-stable brand-matched finish. 1.2–2.0 mm steel, ±0.1 mm bending, free CAD design.

面向十年日常户外使用的壁挂式或落地式外壳:线缆拉力锚固在框架而非面板上、无需风机的对流散热路径、带排水的 IP54–IP55 密封,以及抗紫外、与品牌一致的涂层。1.2–2.0 mm 钢板、±0.1 mm 折弯精度、免费 CAD 设计。

Product Overview

产品概述

A 7 kW AC charger looks like the easy end of the product range, and that is exactly where enclosure programmes go wrong. The heat is modest, the electronics are light, so the temptation is to treat the housing as packaging. It is not. This unit lives outdoors for years, gets pulled on by users every day, sits in direct sun, and is judged by how it looks in a driveway or a hotel car park.

7kW 交流充电桩看起来是产品线中简单的一端,而这恰恰是外壳项目最容易出问题的地方。热量不大、电子部件很轻,于是很容易把外壳当成包装来对待。事实并非如此:这台设备要在户外使用数年,每天被用户拉扯线缆,长期暴露在直射阳光下,并且要以它在住宅车道或酒店停车场的观感被评判。

The failure we see most often is mechanical rather than electrical. A user tugs a stiff cable, the load lands on a thin cover or a gland plate with no backing, and over a year the entry cracks and the seal opens. SanJun anchors cable strain into a structural member through a reinforced gland plate, and adds a holster so the cable hangs on the frame rather than on the connector.

我们最常见的失效是机械性的而非电气性的。用户拽动僵硬的线缆,载荷落到薄面板或没有背衬的过线板上,一年之后进线口开裂、密封失效。三骏通过加强过线板将线缆拉力锚固到结构件上,并增设枪座,让线缆重量挂在框架上而非连接器上。

Thermally, losses at this power level are low enough that a convection path handles them — low inlet, high outlet, with the heat rising and leaving on its own. Leaving the fan out removes a moving part that would otherwise need filter cleaning and eventual replacement. In hot climates or sealed indoor niches we add a fan provision rather than change the whole architecture.

在热设计上,这一功率等级的损耗低到足以由对流通道处理——低位进风、高位出风,热量自然上升排出。省去风机,就去掉了一个需要清洁滤网并最终更换的运动部件。在高温气候或封闭室内壁龛场景下,我们预留风机接口,而不是推翻整体架构。

Specifications & Capability Range

规格与能力范围

Power Class功率等级7 kW / 32 A AC Level 2, single or three phase to your market7kW / 32A 交流 Level 2,单相或三相按目标市场确定
Material材料SPCC cold-rolled steel / SGCC galvanized / SUS304 for coastal duty / aluminium 5052 for weight-sensitive buildsSPCC 冷轧钢 / SGCC 镀锌板 / 沿海工况 SUS304 / 对重量敏感时选用 5052 铝板
Thickness板厚1.2 – 2.0 mm panels, up to 2.5 mm on back plate and holster mounts面板 1.2 – 2.0 mm,背板与枪座安装位可加厚至 2.5 mm
Tolerance精度Laser cut ±0.05 mm, CNC bend ±0.1 mm, verified against approved drawings激光切割 ±0.05 mm、数控折弯 ±0.1 mm,按确认图纸检验
Thermal散热Fan-free convection with low inlet and high outlet vents; optional fan provision for hot climates无风机对流,低位进风、高位出风;高温气候可选配风机预留
Protection防护等级IP54 – IP55 standard, IP65 on request with upgraded gaskets and glands标准 IP54 – IP55,可按需提升至 IP65(升级密封条与电缆接头)
Water Management排水设计Drip edge over the door gap, bottom drainage channel, sealed gland plate with strain relief门缝上方滴水沿、底部排水通道、带拉力释放的密封过线板
Cable & Interface线缆与人机接口Integrated holster or hook, socket cutout, LED window, RFID or card reader slot, emergency stop opening集成枪座或挂钩、插座开孔、指示灯窗、RFID 或读卡器槽、急停按钮开孔
Mounting安装方式Wall-mounted back plate or floor-standing pedestal, both sharing the internal layout壁挂式背板或落地式立柱,内部布局通用
Finish表面处理UV-stable powder coating 60 – 80 μm, colour matching, silk-screen or embossed logo抗紫外粉末喷涂 60 – 80 μm,可调色,丝印或压印品牌标识
MOQ起订量1 piece — prototype and pilot batch friendly1 件起,支持打样与小批量试产
Lead Time交期7 – 10 days first article, 15 – 25 days batch首件 7 – 10 天,批量 15 – 25 天

All parameters are adjustable to your project. Contact us for a tailored engineering proposal.

以上参数均可按项目调整,欢迎联系我们获取定制工程方案。

Engineering Highlights

工艺要点

Anchored Cable Strain

线缆拉力锚固

Pull from a stiff cable is carried into a structural member through a reinforced gland plate, not into a thin cover that will crack around the entry.

僵硬线缆的拉力经加强过线板传入结构件,而不是作用在会在进线口周围开裂的薄面板上。

Fan-Free Convection

无风机对流

Low inlet, high outlet, and a clear internal path — no moving parts to service, and no filter that quietly clogs and nobody cleans.

低位进风、高位出风、内部路径通畅——没有需要维护的运动部件,也没有会悄悄堵塞、无人清理的滤网。

Water Has a Way Out

排水有路可走

A drip edge over the door gap plus a bottom drainage channel means condensation and driven rain leave instead of pooling at the seal.

门缝上方滴水沿配合底部排水通道,使冷凝水与斜风雨水能够排出,而不是积在密封处。

Finish as a Specification

外观即规格

Colour-matched UV-stable coating with silk-screen or embossed branding, because on a residential product the finish is part of the buying decision.

可调色的抗紫外涂层配丝印或压印标识——在住宅类产品上,外观本身就是购买决策的一部分。

Applications

应用场景

Home Garage & Driveway

住宅车库与车道

Quiet, fan-free wall units that have to look right next to a family car.

静音、无风机的壁挂设备,外观需要与其停放的家庭用车相得益彰。

Residential Communities

住宅社区

Shared parking installations where repeat daily use exposes weak cable entries fast.

共享停车场景,每日高频使用会迅速暴露薄弱的进线结构。

Workplace Parking

园区与写字楼停车

Staff and fleet charging with brand-consistent finishes across a whole site.

员工与车队充电,整个场站需保持品牌一致的外观。

Hospitality & Retail

酒店与零售

Customer-facing pedestals where appearance and cable tidiness shape first impressions.

面向客户的落地式设备,外观与线缆收纳直接决定第一印象。

From RFQ to Delivery

从询价到交付

1 · Send Requirements

1 · 提交需求

Board dimensions, mounting method, connector type and finish reference. Quote within 24 hours.

板卡尺寸、安装方式、接口类型与外观色号,24 小时内报价。

2 · Free DFM & CAD

2 · 免费 DFM 与图纸

Sealing, drainage and mounting review with production-ready drawings, revised until you approve.

密封、排水与安装评审,配量产图纸,修改至您确认为止。

3 · Prototype & QC

3 · 打样与检验

First article in 7–10 days with dimensional, sealing and coating reports for your approval.

7–10 天完成首件,附尺寸、密封与涂层检验报告供您确认。

4 · Batch & Ship

4 · 量产与发运

15–25 day production with in-process inspection, export plywood packing, FOB / CIF / DDP.

15–25 天量产并执行过程检验,出口胶合板包装,支持 FOB / CIF / DDP。

Frequently Asked Questions

常见问题

Can the enclosure be wall-mounted or is a pedestal required?外壳可以壁挂安装,还是必须用立柱?

Both. For wall mounting we design a back plate that spreads the load across studs or a structural member, with the cable strain anchored to the frame rather than to a thin cover. For pedestal installs we supply a floor-standing base with the same internal layout.两者皆可。壁挂方案我们会设计背板,将载荷分散到龙骨或结构件上,并把线缆拉力锚固到框架而非薄面板;立柱方案则提供落地底座,内部布局保持一致。

Does a 7 kW AC enclosure need a cooling fan?7kW 交流充电桩外壳需要散热风机吗?

Usually not. Losses at this power level are low enough that a convection path with low inlet and high outlet vents handles them, and leaving the fan out removes a moving part that would otherwise need filter cleaning and replacement. We add a fan provision for very hot climates or sealed indoor niches.通常不需要。这一功率等级的损耗足够低,低位进风、高位出风的对流通道即可处理;省去风机也去掉了需要清洁和最终更换的运动部件。极热气候或封闭室内壁龛场景,我们会预留风机接口。

How do you stop the charging cable from damaging the cable entry?如何避免充电线缆损坏进线口?

Cable pull is anchored to a structural member through a reinforced gland plate, and we add a holster or hook so the cable weight hangs on the frame instead of on the connector. This is the detail that prevents cracked entries and loose glands after a year of daily use.线缆拉力通过加强过线板锚固到结构件上,并增设枪座或挂钩,让线缆重量挂在框架而非连接器上。正是这一细节,可避免一年日常使用后进线口开裂、接头松动。

Can the enclosure carry our brand colours and logo?外壳可以做成我们的品牌色和 logo 吗?

Yes. We colour-match the powder coat to your brand reference, and apply silk-screen printing or logo embossing. For residential and workplace products the finish is part of the purchase decision, so we treat it as a specification rather than an afterthought.可以。我们按您的品牌色号调配粉末涂料,并做丝印或压印标识。对于住宅与园区产品,外观本身就是购买决策的一部分,因此我们将其作为一项规格来对待,而非事后补充。

What protection suits a coastal or high-UV location?沿海或强紫外地区应采用什么防护方案?

For coastal sites we specify SGCC galvanized or SUS304 material with sealed cut edges and a 60-80 micron coating. For high-UV regions we avoid dark heat-absorbing finishes where possible and use a UV-stable polyester powder, because solar gain on a sun-facing wall can exceed the heat generated inside.沿海站点我们选用 SGCC 镀锌板或 SUS304 材质,对切割边缘做封闭处理并配合 60–80 μm 涂层。强紫外地区尽量避免深色吸热外观,采用抗紫外聚酯粉末——因为向阳墙面的太阳辐射得热可能超过设备内部发热量。

Need a 7 kW AC charger enclosure quote?

需要 7kW 交流充电桩外壳报价?

Send your board dimensions and mounting method — we reply with a DFM review, drawings and quote within 24 hours.

发送板卡尺寸与安装方式,我们 24 小时内回复 DFM 评审、图纸与报价。