Application:
Zone 1 and Zone 2
Zone 21 and Zone 22
Meet the necessities in the following industries, such as petroleum, chemical, electricity, medicine, textile, wine-making, aerospace, military, fire-fighting, etc.
Features and benefits
◆ Explosion protection to
-CENELEC
-IEC
◆ Flameproof enclosure (Ex d ⅡB)
◆ Main switch and distribution switch are operated by external handle.
◆ Internal wiring to the terminal is finished.
◆ Weidmuller SAK EN series terminals.
◆ Entries plugged, Cable glands on request .
◆ Special requirements on request.
Catalogue number logic
Technical data
Exposion-proof distribution boxes HLDP03-M(D)
| Explosion protection | |
| Gas explosion protection |  II2 G Ex d IIΒ T6 Gb II2 G Ex d[ia]ia IIΒ T6 Gb |
| Dust explosion protection | II2 D Ex tb IIΙC T80℃ Db ΙP66 |
| Conformity to standards | EN 60079-0:2012,EN60079-1:2007,EN60079-11:2012, EN60079-31:2009 |
| IEC 60079-0:2011,IEC60079-1:2007,IEC60079-11:2011, IEC60079-31:2008 | |
| HLDP03-M General power supply | Rated voltage: max. 690V AC 50/60Hz; Rated current: max. 100A |
| HLDP03-M Sub circuit current | 1A, 2A, 4A, 6A, 10A, 16A, 20A, 25A, 32A |
| HLDP03-D General power supply | Rated voltage: max. 690V AC 50/60Hz; Rated current: max. 250A |
| HLDP03-D Sub circuit current | 1A, 2A, 4A, 6A, 10A, 16A, 20A, 25A, 32A,40A,50A,63A |
| Exposed fastener | Stainless steel |
| Enclosure material | Aluminium alloy; powder coated surface |
| Enclosure colour | gray-white with mental lines |
| Built-in components | MCB (mini circuit breaker) or MCCB (moulded case circuit breaker) |
| Main switch | Note: electric leakage protection on request |
| MCB (mini circuit breaker) | |
| Sub-circuit switch | Note: electric leakage protection on request |
| Terminal | Weidmuller SAK EN Series or Phoenix UK series terminals. |
| Indicator | Red, green, yellow |
| Degree of protection | IP66 |
| Ambient temperature | -60℃~+55℃ |
| Cable entries | Standard M□ × 1.5 plug |
| Entry direction | Bottom |
| Mounting | Surface type (standard) |
| Pedestal type (optional) |
Selection table of HLDP03-M series explosion-proof distribution boxes
| Description | ||||||
| Type | Main switch | Sub-circuit number | Sub-circuit switch | Sub-circuit current | Indicator number | Cable entries |
| HLDP03-M4/□/K/□ | MCB or MCCB | 4 | MCB 1P/2P | 1A,2A,4A, | 3 | 1×M40×1.5+4×M25×1.5 |
| HLDP03-M6/□/K/□ | 6 | 6A,10A,16A, | 3 | 1×M40×1.5+6×M25×1.5 | ||
| HLDP03-M8/□/K/□ | Current:max.100A | 8 | 20A,25A,32A | 3 | 1×M40×1.5+8×M25×1.5 | |
| HLDP03-M10/□/K/□ | 10 | On request | 3 | 1×M40×1.5+10×M25×1.5 | ||
| HLDP03-M12/□/K/□ | 12 | 3 | 1×M40×1.5+12×M25×1.5 | |||
| HLDP03-M4/□ | -- | 4 | MCB 1P/2P | 1A,2A,4A, | 3 | 1×M40×1.5+4×M25×1.5 |
| HLDP03-M6/□ | 6 | 6A,10A,16A, | 3 | 1×M40×1.5+6×M25×1.5 | ||
| HLDP03-M8/□ | 8 | 20A,25A,32A | 3 | 1×M40×1.5+8×M25×1.5 | ||
| HLDP03-M10/□ | 10 | On request | 3 | 1×M40×1.5+10×M25×1.5 | ||
| HLDP03-M12/□ | 12 | 3 | 1×M40×1.5+12×M25×1.5 | |||
Selection table of HLDP03-D series explosion-proof distribution boxes
| Description | ||||||
| Type | Main switch | Sub-circuit number | Sub-circuit switch | Sub-circuit current | Indicator number | Cable entries |
| HLDP03-D4/□/K/□ | MCB or MCCB | 4 | 1A,2A,4A, | 3 | 1×M50×1.5+4×M25×1.5 | |
| HLDP03-D6/□/K/□ | 6 | MCB | 6A,10A,16A, | 3 | 1×M50×1.5+6×M25×1.5 | |
| HLDP03-D8/□/K/□ | Current:max.250A | 8 | 3P | 20A,25A,32A, | 3 | 1×M50×1.5+8×M25×1.5 |
| HLDP03-D10/□/K/□ | 10 | 40A,50A,63A | 3 | 1×M50×1.5+10×M25×1.5 | ||
| HLDP03-D12/□/K/□ | 12 | On request | 3 | 1×M50×1.5+12×M25×1.5 | ||
| HLDP03-D4/□ | -- | 4 | 1A,2A,4A, | 3 | 1×M50×1.5+4×M25×1.5 | |
| HLDP03-D6/□ | 6 | MCB | 6A,10A,16A, | 3 | 1×M50×1.5+6×M25×1.5 | |
| HLDP03-D8/□ | 8 | 3P | 20A,25A,32A, | 3 | 1×M50×1.5+8×M25×1.5 | |
| HLDP03-D10/□ | 10 | 40A,50A,63A | 3 | 1×M50×1.5+10×M25×1.5 | ||
| HLDP03-D12/□ | 12 | On request | 3 | 1×M50×1.5+12×M25×1.5 | ||
Electrical schematic diagram
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