Type EM-TRF-USV

For the connection of EASYLAB to the 230 V mains and for uninterruptible power supply

Expansion module for the direct connection of EASYLAB controllers Type TCU3 and adapter modules Type TAM to the 230 V mains, including uninterruptible power supply

Double-stack terminal blocks for 230 V supply voltage connection
Electric plug connection to the main PCB
The expansion module is fitted into the casing with the EASYLAB base component
Uninterruptible power supply for the connected modules
Integral battery charging electronics with charge status indicator
Power failure is signalled to the EASYLAB control panels
Controller action in case of a power failure can be defined

Expansion module EM-TRF-USV 00137397_0

EASYLAB controller TCU3

Application

Expansion module Type EM-TRF-USV for the EASYLAB system
For the connection of EASYLAB base components (controller TCU3 or adapter module TAM) to the 230 V AC supply voltage (mains)
Power supply for the base component and the connected modules
Battery pack ensures uninterrupted power supply even in case of a mains power failure
Control and/or alarm signalling even in case of a power failure
Factory mounted or for retrofitting into the EASYLAB base component casing

Special characteristics

Ready for installation, can be easily connected to the main PCB
Double-stack terminal blocks for 230 V AC supply voltage connection
Simple electrical connection of expansion module and EASYLAB main PCB using a connection plug
Simple wiring of switch-operated fume cupboard lighting in combination with the EM-LIGHT expansion module
Intelligent charge control with trickle charging, deep discharge protection, and reverse voltage protection
Operating state indicator light
Controlled response in case of a power failure can be defined (EASYLAB TCU3 with expansion module EM-TRF-USV)
In case of a power failure: Optical signal on the control panel; configurable alarm signalling

Parts and characteristics

Mains transformer 230 V AC (primary), 24 V AC (secondary)
Intelligent charge control with trickle charging, deep discharge protection, and reverse voltage protection
Operating state indicator light
PCB plug connector to connect the module to the EASYLAB main PCB

Useful additions

EasyConnect: Configuration software for the commissioning and diagnosis of EASYLAB components

Construction features

PCB dimensions and fixing points correspond to the EASYLAB main PCB and the casing
Fixing with screws
Double-stack terminal blocks for simply 230 V supply voltage connection

Teknisk information

Function, Technical data, Specification text, Order code, Related products

EM-TRF-USV 00131605_0

① Primary fuse
② Connection terminals for supply voltage
③ Operating state indicator light
④ PCB plug connector to connect the module to the main PCB
⑤ Socket for battery pack
⑥ Battery pack
⑦ Mounting bracket
⑧ Connecting cable

Supply voltage	230 V AC ± 10 %, 50/60 Hz
Primary fuse	50 mA slow blow, 250 V
Power consumption	up to 40 VA for a controller with all expansion modules; up to 35 VA for a fume cupboard controller with control panel; up to 33 VA for a room controller with control panel; up to 29 VA for a room controller without control panel; up to 9 VA for an EASYLAB adapter module TAM
Operation in case of a power failure	One controller (TCU3 or TAM) with control panel, standard operation will be maintained for approx. 4.5 h, defined damper blade positions and power failure signalling will be maintained for approx. 6 h
Battery pack charging	1500 mAh
Battery life	up to 4 years; when stored without trickle charging, 6 months
Double-stack terminal blocks	Cable cross-section up to 2.5 mm²
Operating temperature	0 – 50 °C
IEC protection class	I (protective earth)
Protection level	IP 20
EC conformity	EMC to 2004/108/EU, low voltage to 2006/95/EU
Weight	2.4 kg (including 1.1 kg for battery pack)

Expansion module for the EASYLAB base component (controller TCU3 or adapter module TAM) that can be directly connected to a 230 V AC supply voltage. The expansion module includes a transformer whose secondary voltage (24 V) is equal to the supply voltage for the controller and the expansion modules connected to it.

Uninterruptible power supply (UPS) by means of a battery pack that maintains defined functions in case of a power failure.

Special characteristics

Ready for installation, can be easily connected to the main PCB
Double-stack terminal blocks for 230 V AC supply voltage connection
Simple electrical connection of expansion module and EASYLAB main PCB using a connection plug
Simple wiring of switch-operated fume cupboard lighting in combination with the EM-LIGHT expansion module
Intelligent charge control with trickle charging, deep discharge protection, and reverse voltage protection
Operating state indicator light
Controlled response in case of a power failure can be defined (EASYLAB TCU3 with expansion module EM-TRF-USV)
In case of a power failure: Optical signal on the control panel; configurable alarm signalling

Technical data

Supply voltage: 230 V AC ± 10 %, 50/60 Hz
Power consumption: up to 40 VA for a controller with all expansion modules; up to 35 VA for a fume cupboard controller with control panel; up to 33 VA for a room controller with control panel; up to 29 VA for a room controller without control panel; up to 9 VA for an EASYLAB adapter module TAM
Operation in case of a power failure: One controller (TCU3 or TAM) with control panel, standard operation will be maintained for approx. 4.5 h, defined damper blade positions and power failure signalling will be maintained for approx. 6 h
Battery pack charging: 1500 mA
Battery life: up to 4 years
Double-stack terminal blocks: Cable cross-section up to 2.5 mm²
Protection level: IP 20

Any attachments are to be defined with the order code of the VAV terminal unit.
Retrofit possible

Product details

Base component TCU3 with expansion module EM-TRF-USV 00131597_0

① EASYLAB base component, e.g. controller TCU3
② Expansion module EM-TRF-USV
③ Battery pack (UPS)
④ Air terminal unit, e.g. TVLK

Installation details

Installation and commissioning

As attachment for the EASYLAB base component: factory mounted
For retrofitting: Mount the expansion module into the base casing, fix battery pack and connect it to the expansion module
The EASYLAB controller TCU3 or the adapter module TAM identifies the expansion module automatically
If necessary, adjust the response action and alarm behaviour required in case of a power failure using the EasyConnect configuration software