Dustproof Hotline Telephones for Underground Mining JR101-CB-AL

Hotline Telephones JR101-CB-AL

Aluminum alloy die-casting body
Protection level IP66/IP67
Advanced noise reduction technology for HD calls
Corrosion-resistant hardware
CE, FCC, RoHS, IK10, IP67, ISO9001 standards

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Main Features

Dustproof Hotline Telephones for Underground Mining

Item Description

Hotline telephone without keypad, programmable for auto-dial
Handset with noise-cancelling microphone and 42 cm armored cord (optional heavy duty curly cord)
The handset supports hearing aid compatibility (HAC)
Built-in 2W speaker
Magnetic reed hook switch to reduce wear-prone parts
With door cover, supports wall mounting with mounting bar
Phone line powered
Wiring access, 3xM20 cable gland entry points

Dustproof Hotline Telephones for Underground Mining Description

JR102-SC as a Weatherproof Outdoor SOS Call Button Handfree Telephone, it is fully contained within a corrosion resistant cast aluminium weatherproof case with a door providing complete protection against dust and moisture ingress, resulting in a highly reliable product with a long MTBF.

Easy installation. The cable entrance is on the bottom of the phone to prevent from artificial damage, while the button is weather and vandal resistant.

Dustproof Hotline Telephones for Underground Mining Applications

Typical applications include Outdoor Environments, Public Highways, Underground Tunnels / Mining, Offshore Wind Farms, Production Floors, Chemical Processing Sites, Power Stations or inside large Lifting Machinery such as Quayside Container Cranes, Rubber-Tyred Gantry Cranes (RTGs) and bulk-material Ship Loaders.

IP66–67 Water Protection Grade

Die-cast aluminum alloy body with IP66/IP67 rating, IK10 impact resistance, and corrosion-resistant hardware, withstanding -40°C~75°C, dust, moisture and harsh conditions.

Superior Noise Reduction

Advanced noise reduction filters out ambient noise, ensuring clear on-site and dispatch communication.

Multi-scenario Adaptability

Fulfills on-site emergency communication and dispatching requirements across diverse operation scenarios.

Broadcast & Alarm Integration

Supports integration with external audible and visual alarm beacons for clear call alerts in noisy environments.

Applications

Topology Diagram Click to Compare

Analog to PABX / PSTN

Analog via Voice Gateway (SIP)

Analog telephone connects directly to the PABX and calls outside lines through the PSTN. Suitable for traditional analog-based systems.

Analog telephone connects to a voice gateway, converting analog signals into SIP for integration with SIP-based communication systems.

Analog Telephone to PABX and PSTN Topology

Analog Telephone via Voice Gateway SIP Topology

Product Video

Technical Specifications

Analog Specification
Power supply	Drawn from telephone line
Operating voltage	24 VDC to 65 VDC
Operating current	20 mA DC to 100 mA DC
Ringer operating voltage	48 VAC to 90 VAC (calling frequency 21 to 54 Hz)
Ringing volume	80 dB (A) @ 1 meter
Dialing method	PD or DTMF mode can be set via the menu. DTMF mode in accordance with ITU-T recommendation Q.23
Lightning / Transients	Protection to ITU-T K.21 enhanced levels
Programming	It can be programmed remotely via DTMF tones or the keypad
Technical Specifications
Compatible with all the standard PABX systems
Remote programming allows you to manage your network from a central location
Programmable auto hang-up timer
Supports automatic dialing with delay after picking up the phone
Supports scheduled dialing to the central control phone to detect whether the phone is working properly
Supports the telephone line to power external light fixed on the top (no external power supply needed)
Supports one relay to remotely control external devices
Can be adapted according to the model of the Analog PABX to support the sequential calling function
Operating temperature -40˚C to 65˚C / Storage temperature -40°C to 75°C
M.T.B.F. exceeds 50,000 hours under normal operating conditions